def test_basic_dewpoint_rh():
"""Test dewpoint_rh function."""
temp = np.array([30., 25., 10., 20., 25.]) * units.degC
rh = np.array([30., 45., 55., 80., 85.]) / 100.
real_td = np.array([11, 12, 1, 16, 22]) * units.degC
assert_array_almost_equal(real_td, dewpoint_rh(temp, rh), 0)
async def dewp(session:CommandSession):
raw = session.ctx['raw_message'].split('露点')[1].strip()
parts = raw.split(' ')
temp = ast.literal_eval(parts[0]) * units.degC
rh = ast.literal_eval(parts[1]) * units.percent
td = mpcalc.dewpoint_rh(temp, rh)
await session.send(str(np.round_(td.magnitude, 2)))
def test_basic_dewpoint_rh():
"""Test dewpoint_rh function."""
temp = np.array([30., 25., 10., 20., 25.]) * units.degC
rh = np.array([30., 45., 55., 80., 85.]) / 100.
real_td = np.array([11, 12, 1, 16, 22]) * units.degC
assert_array_almost_equal(real_td, dewpoint_rh(temp, rh), 0)
def __init__(self, pres, temp, rh=None, td=None, u=None, v=None, wspd=None,
wdir=None, alt=None, station=None, time=None, fig=None, **kwargs):
if not fig:
fig = plt.figure(figsize=(9, 9), dpi=200)
super().__init__(fig=fig, rotation=30)
# Parameter conversion
nonetype = type(None)
if isinstance(td, nonetype):
td = mpcalc.dewpoint_rh(temp, rh * units.percent).magnitude
if isinstance(u, nonetype) or isinstance(v, nonetype):
u, v = mpcalc.wind_components(wspd * units('m/s'), wdir * units.degree)
u = u.magnitude
v = v.magnitude
self.kw = kwargs
# Interpolate Nans
xi = np.arange(0, len(pres), 1)
self.p_i = mpi.interpolate_nans_1d(xi, pres) * units('hPa')
self.t_i = mpi.interpolate_nans_1d(self.p_i, temp) * units.degC
self.td_i = mpi.interpolate_nans_1d(self.p_i, td) * units.degC
self.u_i = mpi.interpolate_nans_1d(self.p_i, u) * units('m/s')
self.v_i = mpi.interpolate_nans_1d(self.p_i, v) * units('m/s')
self.alt = mpi.interpolate_nans_1d(self.p_i, alt) * units('m')
self.st = station
self.time = time
self.dp_idx = np.where(~np.isnan(td))[0][-1]
self.process_skewt()
def sta_SkewT(model='ECMWF',points={'lon':[116.3833], 'lat':[39.9]},
levels=[1000, 950, 925, 900, 850, 800, 700,600,500,400,300,250,200,150,100],
fhour=3,output_dir=None):
try:
data_dir = [utl.Cassandra_dir(data_type='high',data_source=model,var_name='TMP',lvl=''),
utl.Cassandra_dir(data_type='high',data_source=model,var_name='UGRD',lvl=''),
utl.Cassandra_dir(data_type='high',data_source=model,var_name='VGRD',lvl=''),
utl.Cassandra_dir(data_type='high',data_source=model,var_name='HGT',lvl=''),
utl.Cassandra_dir(data_type='high',data_source=model,var_name='RH',lvl='')]
except KeyError:
raise ValueError('Can not find all directories needed')
# # 度数据
initTime = get_latest_initTime(data_dir[0][0:-1]+"850")
filename = initTime+'.'+str(fhour).zfill(3)
TMP_4D=get_model_3D_grid(directory=data_dir[0][0:-1],filename=filename,levels=levels, allExists=False)
TMP_2D=TMP_4D.interp(lon=('points', points['lon']), lat=('points', points['lat']))
u_4D=get_model_3D_grid(directory=data_dir[1][0:-1],filename=filename,levels=levels, allExists=False)
u_2D=u_4D.interp(lon=('points', points['lon']), lat=('points', points['lat']))
v_4D=get_model_3D_grid(directory=data_dir[2][0:-1],filename=filename,levels=levels, allExists=False)
v_2D=v_4D.interp(lon=('points', points['lon']), lat=('points', points['lat']))
HGT_4D=get_model_3D_grid(directory=data_dir[3][0:-1],filename=filename,levels=levels, allExists=False)
HGT_2D=HGT_4D.interp(lon=('points', points['lon']), lat=('points', points['lat']))
HGT_2D.attrs['model']=model
HGT_2D.attrs['points']=points
RH_4D=get_model_3D_grid(directory=data_dir[4][0:-1],filename=filename,levels=levels, allExists=False)
RH_2D=RH_4D.interp(lon=('points', points['lon']), lat=('points', points['lat']))
wind_dir_2D=mpcalc.wind_direction(u_2D['data'].values* units.meter / units.second,
v_2D['data'].values* units.meter / units.second)
wsp10m_2D=(u_2D['data']**2+v_2D['data']**2)**0.5
Td2m=mpcalc.dewpoint_rh(TMP_2D['data'].values*units('degC'),RH_2D['data'].values/100.)
p = np.squeeze(levels) * units.hPa
T = np.squeeze(TMP_2D['data'].values) * units.degC
Td = np.squeeze(np.array(Td2m)) * units.degC
wind_speed = np.squeeze(wsp10m_2D.values) * units.meter
wind_dir = np.squeeze(np.array(wind_dir_2D)) * units.degrees
u=np.squeeze(u_2D['data'].values)* units.meter
v=np.squeeze(v_2D['data'].values)* units.meter
fcst_info= xr.DataArray(np.array(u_2D['data'].values),
coords=u_2D['data'].coords,
dims=u_2D['data'].dims,
attrs={'points': points,
'model': model})
sta_graphics.draw_sta_skewT(
p=p,T=T,Td=Td,wind_speed=wind_speed,wind_dir=wind_dir,u=u,v=v,
fcst_info=fcst_info)
def get_dp(ta, hur, dp_mask=True):
dp = np.array(
mpcalc.dewpoint_rh(ta * units.units.degC, hur * units.units.percent))
if dp_mask:
return dp
else:
dp = np.array(dp)
dp[np.isnan(dp)] = -85.
return dp
def calc_thta_vir(united_data):
"""
returns virtual potential temperature (K)
and equvalent potential temperaure (K)
"""
pres = united_data['PRES']
temp = united_data['TEMP']
rh = united_data['HUM']
mixing = mpcalc.mixing_ratio_from_relative_humidity(rh, temp, pres)
theta_vir = mpcalc.virtual_potential_temperature(pres, temp, mixing)
td = mpcalc.dewpoint_rh(temp, rh)
theta_e = mpcalc.equivalent_potential_temperature(pres, temp, td)
return theta_vir, theta_e
def main():
"""In the main function we basically read the files and prepare the variables to be plotted.
This is not included in utils.py as it can change from case to case."""
file = glob(input_file)
print_message('Using file '+file[0])
dset = xr.open_dataset(file[0])
dset = dset.metpy.parse_cf()
# Select 850 hPa level using metpy
dset_850hpa = dset
theta_e = mpcalc.equivalent_potential_temperature(850 * units.hPa, dset['t'].metpy.sel(vertical=850 * units.hPa),
mpcalc.dewpoint_rh(dset['t'].metpy.sel(vertical=850 * units.hPa), dset['r'].metpy.sel(vertical=850 * units.hPa)/100.)).to(units.degC)
mslp = dset['prmsl'].metpy.unit_array.to('hPa')
lon, lat = get_coordinates(dset)
time = pd.to_datetime(dset.time.values)
cum_hour=np.array((time-time[0]) / pd.Timedelta('1 hour')).astype("int")
levels_thetae = np.arange(-25., 75., 1.)
levels_mslp = np.arange(mslp.min().astype("int"), mslp.max().astype("int"), 7.)
for projection in projections:# This works regardless if projections is either single value or array
fig = plt.figure(figsize=(figsize_x, figsize_y))
ax = plt.gca()
m, x, y =get_projection(lon, lat, projection)
# Create a mask to retain only the points inside the globe
# to avoid a bug in basemap and a problem in matplotlib
mask = np.logical_or(x<1.e20, y<1.e20)
x = np.compress(mask,x)
y = np.compress(mask,y)
# Parallelize the plotting by dividing into chunks and processes
# All the arguments that need to be passed to the plotting function
args=dict(m=m, x=x, y=y, ax=ax,
theta_e=np.compress(mask, theta_e, axis=1), mslp=np.compress(mask, mslp, axis=1),
levels_thetae=levels_thetae,levels_mslp=levels_mslp, time=time, projection=projection,
cum_hour=cum_hour)
print_message('Pre-processing finished, launching plotting scripts')
if debug:
plot_files(time[1:2], **args)
else:
# Parallelize the plotting by dividing into chunks and processes
dates = chunks(time, chunks_size)
plot_files_param=partial(plot_files, **args)
p = Pool(processes)
p.map(plot_files_param, dates)
def get_soundings(data, ids, lats, lons, date):
"""
ids = [ORD, MDW, etc]
Gathers the data for writing to sounding files
"""
date = date.strftime("%Y%m%d%H")
points = []
elevs = []
for id_ in ids:
entry = metadata[id_]
points.append([entry[1], entry[0]])
idx_locs = nearest_idx(points, lons, lats)
t = data.select(name='Temperature', level=levs)
rh = data.select(name='Relative humidity', level=levs)
u = data.select(name='U component of wind', level=levs)
v = data.select(name='V component of wind', level=levs)
hgt = data.select(name='Geopotential Height', level=levs)
n_levs = len(levs)
data_cube = np.zeros(
(5, n_levs, t[0].values.shape[0], t[0].values.shape[1]))
#data_cube[0,0,:,:] = t_2m
#data_cube[1,0,:,:] = td_2m
for k in range(0, n_levs):
t_lev = t[k].values * units.kelvin
rh_lev = rh[k].values / 100.
rh_lev = rh_lev * units('dimensionless')
td_lev = mpcalc.dewpoint_rh(t_lev, rh_lev)
u_lev = u[k].values * units('m/s').to('knots')
v_lev = v[k].values * units('m/s').to('knots')
data_cube[0, k, :, :] = t_lev
data_cube[1, k, :, :] = td_lev
data_cube[2, k, :, :] = u_lev
data_cube[3, k, :, :] = v_lev
data_cube[4, k, :, :] = hgt[k].values
_write_to_sounding(data_cube, idx_locs, ids, date, fmt='sharppy')
def calc(self):
"""Compute things not usually computed"""
if (self.data['relh'] is None
and None not in [self.data['tmpf'], self.data['dwpf']]):
self.data['relh'] = bounded(
mcalc.relative_humidity_from_dewpoint(
self.data['tmpf'] * munits.degF, self.data['dwpf'] *
munits.degF).to(munits.percent).magnitude, 0.5, 100.5)
if (self.data['dwpf'] is None
and None not in [self.data['tmpf'], self.data['relh']]
and self.data['relh'] >= 1 and self.data['relh'] <= 100):
self.data['dwpf'] = bounded(
mcalc.dewpoint_rh(self.data['tmpf'] * munits.degF,
self.data['relh'] * munits.percent).to(
munits.degF).magnitude, -100., 100.)
if (self.data['feel'] is None and None not in [
self.data['tmpf'], self.data['relh'], self.data['sknt']
]):
self.data['feel'] = bounded(
mcalc.apparent_temperature(
self.data['tmpf'] * munits.degF,
self.data['relh'] * munits.percent, self.data['sknt'] *
munits.knots).to(munits.degF).magnitude, -150., 200.)
def Time_Crossection_rh_uv_theta_e(initTime=None,model='ECMWF',data_source='MICAPS',points={'lon':[116.3833], 'lat':[39.9]},
levels=[1000, 950, 925, 900, 850, 800, 700,600,500,400,300,200],
t_gap=3,t_range=[0,48],output_dir=None,**kwargs):
fhours = np.arange(t_range[0], t_range[1], t_gap)
if(data_source == 'MICAPS'):
try:
data_dir = [utl.Cassandra_dir(data_type='high',data_source=model,var_name='TMP',lvl=''),
utl.Cassandra_dir(data_type='high',data_source=model,var_name='UGRD',lvl=''),
utl.Cassandra_dir(data_type='high',data_source=model,var_name='VGRD',lvl=''),
utl.Cassandra_dir(data_type='high',data_source=model,var_name='RH',lvl=''),
utl.Cassandra_dir(data_type='surface',data_source=model,var_name='PSFC')]
except KeyError:
raise ValueError('Can not find all directories needed')
if(initTime==None):
initTime = get_latest_initTime(data_dir[0][0:-1]+"850")
filenames = [initTime+'.'+str(fhour).zfill(3) for fhour in fhours]
TMP_4D=get_model_3D_grids(directory=data_dir[0][0:-1],filenames=filenames,levels=levels, allExists=False)
u_4D=get_model_3D_grids(directory=data_dir[1][0:-1],filenames=filenames,levels=levels, allExists=False)
v_4D=get_model_3D_grids(directory=data_dir[2][0:-1],filenames=filenames,levels=levels, allExists=False)
rh_4D=get_model_3D_grids(directory=data_dir[3][0:-1],filenames=filenames,levels=levels, allExists=False)
Psfc_3D=get_model_grids(directory=data_dir[4][0:-1],filenames=filenames,allExists=False)
if(data_source == 'CIMISS'):
if(initTime != None):
filename = utl.model_filename(initTime, 0,UTC=True)
else:
filename=utl.filename_day_back_model(day_back=0,fhour=0,UTC=True)
try:
rh_4D=CMISS_IO.cimiss_model_3D_grids(init_time_str='20'+filename[0:8],valid_times=fhours,
data_code=utl.CMISS_data_code(data_source=model,var_name='RHU'),
fcst_levels=levels, fcst_ele="RHU", units='%',pbar=True)
u_4D=CMISS_IO.cimiss_model_3D_grids(init_time_str='20'+filename[0:8],valid_times=fhours,
data_code=utl.CMISS_data_code(data_source=model,var_name='WIU'),
fcst_levels=levels, fcst_ele="WIU", units='m/s',pbar=True)
v_4D=CMISS_IO.cimiss_model_3D_grids(init_time_str='20'+filename[0:8],valid_times=fhours,
data_code=utl.CMISS_data_code(data_source=model,var_name='WIV'),
fcst_levels=levels, fcst_ele="WIV", units='m/s',pbar=True)
TMP_4D=CMISS_IO.cimiss_model_3D_grids(init_time_str='20'+filename[0:8],valid_times=fhours,
data_code=utl.CMISS_data_code(data_source=model,var_name='TEM'),
fcst_levels=levels, fcst_ele="TEM", units='K',pbar=True)
TMP_4D['data'].values=TMP_4D['data'].values-273.15
Psfc_3D=CMISS_IO.cimiss_model_grids(init_time_str='20'+filename[0:8], valid_times=fhours,
data_code=utl.CMISS_data_code(data_source=model,var_name='PRS'),
fcst_level=0, fcst_ele="PRS", units='Pa',pbar=True)
except KeyError:
raise ValueError('Can not find all data needed')
TMP_2D=TMP_4D.interp(lon=('points', points['lon']), lat=('points', points['lat']))
u_2D=u_4D.interp(lon=('points', points['lon']), lat=('points', points['lat']))
v_2D=v_4D.interp(lon=('points', points['lon']), lat=('points', points['lat']))
rh_2D=rh_4D.interp(lon=('points', points['lon']), lat=('points', points['lat']))
rh_2D.attrs['model']=model
rh_2D.attrs['points']=points
Psfc_1D=Psfc_3D.interp(lon=('points', points['lon']), lat=('points', points['lat']))
v_2D2,pressure_2D = xr.broadcast(v_2D['data'],v_2D['level'])
v_2D2,Psfc_2D = xr.broadcast(v_2D['data'],Psfc_1D['data'])
Td_2D = mpcalc.dewpoint_rh(TMP_2D['data'].values*units.celsius,
rh_2D['data'].values* units.percent)
terrain_2D=pressure_2D-Psfc_2D
rh,pressure = xr.broadcast(rh_2D['data'],rh_2D['level'])
Theta_e=mpcalc.equivalent_potential_temperature(pressure,
TMP_2D['data'].values*units.celsius,
Td_2D)
theta_e_2D = xr.DataArray(np.array(Theta_e),
coords=rh_2D['data'].coords,
dims=rh_2D['data'].dims,
attrs={'units': Theta_e.units})
crossection_graphics.draw_Time_Crossection_rh_uv_theta_e(
rh_2D=rh_2D, u_2D=u_2D, v_2D=v_2D,theta_e_2D=theta_e_2D,terrain_2D=terrain_2D,
t_range=t_range,output_dir=output_dir)
def test_percent_dewpoint_rh():
"""Test dewpoint_rh with rh in percent."""
td = dewpoint_rh(10.6 * units.degC, 37 * units.percent)
assert_almost_equal(td, 26. * units.degF, 0)
def test_warning_dewpoint_rh():
"""Test that warning is raised for >120% RH."""
with pytest.warns(UserWarning):
dewpoint_rh(10.6 * units.degC, 50)
def cape(filelist,storm,track,show):
#Sort filelist.
filelist=np.sort(filelist)
# Get sampling periods (this will be a dictionary). See the toolbox
print('Retrieving sampling periods')
sampleperiods=getsamplingperiods(filelist,3.)
# Iterate over all sampling periods.
for sampindex,periodskey in enumerate(sampleperiods):
#Allocate starting (stdt) and ending date (endt). Remeber dt is the convetional short-name for date.
stdt=periodskey
endt=sampleperiods[periodskey]
# Define sampling period string
period=str(stdt.hour)+'_'+str(stdt.day)+'-'+str(endt.hour)+'_'+str(endt.day)
# Create new-empty lists.
lats=[]
lons=[]
xs=[]
ys=[]
capes=[]
cins=[]
distfig = plt.figure(figsize=(13, 9))
ax=distfig.add_subplot(111)
print('start filelist loop')
# Iterate over all files.
for filename in filelist:
# Select end-name of file by inspecting filename string. Notice how filename can change how file is read.
if 'radazm' in filename.split('/')[-1] or 'eol' in filename.split('/')[-1]:
end='radazm'
else:
end='avp'
# Obtain properties of file, i.e., launch time and location into a dictionary (dicc).
dicc=findproperties(filename,end)
# Condition to see if current file is in sampling period.
# Notice how if structure is constructed, condition finds times outside of sampling period and
# if found outside the sampling period, continue to next file.
if dicc['Launch Time']<stdt or dicc['Launch Time'] > endt:
continue
nump=np.genfromtxt(filename,skip_header=16,skip_footer=0)
temperature=clean1(nump[:,5])
pressure=clean1(nump[:,4])
Height=clean1(nump[:,13])
if np.nanmax(Height)<3500:
continue
#Clean for cape
RelH=clean1(nump[:,7])
lon=clean1(nump[:,14])
lat=clean1(nump[:,15])
lon=clean1(lon)
lat=clean1(lat)
mlon=np.nanmean(lon)
mlat=np.nanmean(lat)
RH=RelH/100
T,P,rh,dz=cleanforcape(temperature,pressure,RH,Height)
#Metpy set-up
T=np.flip(T,0)
rh=np.flip(rh,0)
p=np.flip(P,0)
dz=np.flip(dz,0)
p=p*units.hPa
T=T*units.celsius
mixing=rh*mpcalc.saturation_mixing_ratio(p,T)
epsilon=0.6219800858985514
Tv=mpcalc.virtual_temperature(T, mixing,
molecular_weight_ratio=epsilon)
dwpoint=mpcalc.dewpoint_rh(T, rh)
blh_indx=np.where(dz<500)
try:
parcelprofile=mpcalc.parcel_profile(p,np.nanmean(T[blh_indx])*units.celsius,mpcalc.dewpoint_rh(np.nanmean(T[blh_indx])*units.celsius, np.nanmean(rh[blh_indx]))).to('degC')
Tv_parcelprofile=mpcalc.virtual_temperature(parcelprofile, mixing,
molecular_weight_ratio=epsilon)
cape,cin=cape_cin(p,Tv,dwpoint,Tv_parcelprofile,dz,T)
except:
continue
plotskewT=True
if plotskewT==True:
os.system('mkdir figs/skewt')
fig = plt.figure(figsize=(9, 9))
skew = SkewT(fig, rotation=45)
skew.ax.set_ylim(1000, 100)
skew.ax.set_xlim(-40, 60)
skew.plot(p, dwpoint, 'g',label=r'$T_{dp}$')
skew.plot(p, Tv, 'r',label=r'$T_v$')
plt.text(-120,120,str(np.around(cape,2)),fontsize=14,fontweight='bold')
# Plot the data using normal plotting functions, in this case using
# log scaling in Y, as dictated by the typical meteorological plot
skew.plot(p,Tv_parcelprofile,'k',label=r'$T_{v env}$')
skew.shade_cin(p, T, parcelprofile,label='CIN')
skew.shade_cape(p, Tv, Tv_parcelprofile,label='CAPE')
skew.plot_dry_adiabats()
skew.plot_moist_adiabats()
plt.legend()
plt.title(storm + ' on' + period,fontsize=14)
plt.savefig('figs/skewt/'+storm+str(dicc['Launch Time'].time())+'.png')
#plt.show()
plt.close()
r,theta=cart_to_cylindr(mlon,mlat,track,dicc['Launch Time'])
if not(np.isnan(r)) and not(np.isnan(theta)) and not(np.isnan(cape.magnitude)):
xs.append(r*np.cos(theta))
ys.append(r*np.sin(theta))
capes.append(cape.magnitude)
cins.append(cin)
cs=ax.scatter(xs,ys,c=np.asarray(capes),cmap='jet')
for i,xi in enumerate(xs):
ax.text(xi,ys[i]+10,str(np.around(capes[i],1)))
plt.colorbar(cs)
ax.scatter(0,0,marker='v',s=100,color='black')
ax.grid()
ax.set_xlabel('X distance [km]')
ax.set_ylabel('Y distance [km]')
ax.set_title('CAPE distribution for '+storm+' on '+period,fontsize=14)
distfig.savefig('figs/cape'+storm+period+'.png')
if show:
plt.show()
def test_scalar_dewpoint_rh():
"""Test dewpoint_rh with scalar values."""
td = dewpoint_rh(10.6 * units.degC, 0.37)
assert_almost_equal(td, 26. * units.degF, 0)
def Time_Crossection_rh_uv_theta_e(
initTime=None,
model='ECMWF',
points={
'lon': [116.3833],
'lat': [39.9]
},
levels=[1000, 950, 925, 900, 850, 800, 700, 600, 500, 400, 300, 200],
t_gap=3,
t_range=[0, 48],
output_dir=None):
fhours = np.arange(t_range[0], t_range[1], t_gap)
# 读数据
try:
data_dir = [
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='TMP',
lvl=''),
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='UGRD',
lvl=''),
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='VGRD',
lvl=''),
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='RH',
lvl='')
]
except KeyError:
raise ValueError('Can not find all directories needed')
if (initTime == None):
initTime = get_latest_initTime(data_dir[0][0:-1] + "850")
filenames = [initTime + '.' + str(fhour).zfill(3) for fhour in fhours]
TMP_4D = get_model_3D_grids(directory=data_dir[0][0:-1],
filenames=filenames,
levels=levels,
allExists=False)
TMP_2D = TMP_4D.interp(lon=('points', points['lon']),
lat=('points', points['lat']))
filenames = [initTime + '.' + str(fhour).zfill(3) for fhour in fhours]
u_4D = get_model_3D_grids(directory=data_dir[1][0:-1],
filenames=filenames,
levels=levels,
allExists=False)
u_2D = u_4D.interp(lon=('points', points['lon']),
lat=('points', points['lat']))
filenames = [initTime + '.' + str(fhour).zfill(3) for fhour in fhours]
v_4D = get_model_3D_grids(directory=data_dir[2][0:-1],
filenames=filenames,
levels=levels,
allExists=False)
v_2D = v_4D.interp(lon=('points', points['lon']),
lat=('points', points['lat']))
filenames = [initTime + '.' + str(fhour).zfill(3) for fhour in fhours]
rh_4D = get_model_3D_grids(directory=data_dir[3][0:-1],
filenames=filenames,
levels=levels,
allExists=False)
rh_2D = rh_4D.interp(lon=('points', points['lon']),
lat=('points', points['lat']))
rh_2D.attrs['model'] = model
rh_2D.attrs['points'] = points
Td_2D = mpcalc.dewpoint_rh(TMP_2D['data'].values * units.celsius,
rh_2D['data'].values * units.percent)
rh, pressure = xr.broadcast(rh_2D['data'], rh_2D['level'])
Theta_e = mpcalc.equivalent_potential_temperature(
pressure, TMP_2D['data'].values * units.celsius, Td_2D)
theta_e_2D = xr.DataArray(np.array(Theta_e),
coords=rh_2D['data'].coords,
dims=rh_2D['data'].dims,
attrs={'units': Theta_e.units})
crossection_graphics.draw_Time_Crossection_rh_uv_theta_e(
rh_2D=rh_2D,
u_2D=u_2D,
v_2D=v_2D,
theta_e_2D=theta_e_2D,
t_range=t_range,
output_dir=output_dir)
def Station_Snow_Synthetical_Forecast_From_Cassandra(
model='ECMWF',
output_dir=None,
t_range=[0,84],
t_gap=3,
points={'lon':[116.3833], 'lat':[39.9]},
initTime=None,
draw_VIS=True,drw_thr=False,
extra_info={
'output_head_name':' ',
'output_tail_name':' ',
'point_name':' '}
):
#+get all the directories needed
try:
dir_rqd=[
"ECMWF_HR/10_METRE_WIND_GUST_IN_THE_LAST_3_HOURS/",
"ECMWF_HR/10_METRE_WIND_GUST_IN_THE_LAST_6_HOURS/",
"ECMWF_HR/SNOD/",
"ECMWF_HR/SDEN/",
"ECMWF_HR/UGRD_100M/",
"ECMWF_HR/VGRD_100M/",
"NWFD_SCMOC/VIS/",
"NCEP_GFS_HR/SNOD/",
"ECMWF_HR/SNOW06/",
utl.Cassandra_dir(
data_type='surface',data_source=model,var_name='T2m'),
utl.Cassandra_dir(
data_type='surface',data_source=model,var_name='u10m'),
utl.Cassandra_dir(
data_type='surface',data_source=model,var_name='v10m'),
'ECMWF_ENSEMBLE/RAW/SNOW06/'
]
except KeyError:
raise ValueError('Can not find all required directories needed')
try:
dir_opt=[
utl.Cassandra_dir(
data_type='surface',data_source=model,var_name='Td2m')
]
name_opt=['Td2m']
except:
dir_opt=[
utl.Cassandra_dir(data_type='surface',data_source=model,var_name='rh2m')
]
name_opt=['rh2m']
#+get all the directories needed
if(initTime == None):
last_file={model:get_latest_initTime(dir_rqd[0]),
'SCMOC':get_latest_initTime(dir_rqd[6]),
}
else:
last_file={model:initTime[0],
'SCMOC':initTime[1],
}
y_s={model:int('20'+last_file[model][0:2]),
'SCMOC':int('20'+last_file['SCMOC'][0:2])}
m_s={model:int(last_file[model][2:4]),
'SCMOC':int(last_file['SCMOC'][2:4])}
d_s={model:int(last_file[model][4:6]),
'SCMOC':int(last_file['SCMOC'][4:6])}
h_s={model:int(last_file[model][6:8]),
'SCMOC':int(last_file['SCMOC'][6:8])}
fhours = np.arange(t_range[0], t_range[1], t_gap)
for ifhour in fhours:
if (ifhour == fhours[0] ):
time_all=datetime(y_s['SCMOC'],m_s['SCMOC'],d_s['SCMOC'],h_s['SCMOC'])+timedelta(hours=int(ifhour))
else:
time_all=np.append(time_all,datetime(y_s['SCMOC'],m_s['SCMOC'],d_s['SCMOC'],h_s['SCMOC'])+timedelta(hours=int(ifhour)))
filenames = [last_file[model]+'.'+str(fhour).zfill(3) for fhour in fhours]
t2m=utl.get_model_points_gy(dir_rqd[9], filenames, points,allExists=False)
if(name_opt[0] == 'rh2m'):
rh2m=utl.get_model_points_gy(dir_opt[0], filenames, points,allExists=False)
Td2m=mpcalc.dewpoint_rh(t2m['data'].values*units('degC'),rh2m['data'].values/100.)
p_vapor=(rh2m['data'].values/100.)*6.105*(math.e**((17.27*t2m['data'].values/(237.7+t2m['data'].values))))
if(name_opt[0] == 'Td2m'):
Td2m=utl.get_model_points_gy(dir_opt[0], filenames, points,allExists=False)
rh2m=mpcalc.relative_humidity_from_dewpoint(t2m['data'].values* units('degC'),
Td2m['data'].values* units('degC'))
p_vapor=(np.array(rh2m))*6.105*(math.e**((17.27*t2m['data'].values/(237.7+t2m['data'].values))))
Td2m=np.array(Td2m['data'].values)* units('degC')
#SN06_ensm=utl.get_model_points_gy(dir_rqd[12], filenames, points,allExists=False)
'''
for i in range(0,len(SN06_ensm['forecast_period'])):
SN06_std=np.std(np.squeeze(SN06_ensm['data'].values[i,:]))
SN06_mean=np.mean(np.squeeze(SN06_ensm['data'].values[i,:]))
if(i == 0):
SN06_01=norm.pdf(0.01, SN06_mean, SN06_std)
SN06_10=norm.pdf(0.1, SN06_mean, SN06_std)
SN06_25=norm.pdf(0.25, SN06_mean, SN06_std)
SN06_50=norm.pdf(0.5, SN06_mean, SN06_std)
SN06_75=norm.pdf(0.75, SN06_mean, SN06_std)
SN06_90=norm.pdf(0.9, SN06_mean, SN06_std)
SN06_99=norm.pdf(0.99, SN06_mean, SN06_std)
if(i > 0):
SN06_01=[SN06_01,norm.pdf(0.01, SN06_mean, SN06_std)]
SN06_10=[SN06_10,norm.pdf(0.1, SN06_mean, SN06_std)]
SN06_25=[SN06_25,norm.pdf(0.25, SN06_mean, SN06_std)]
SN06_50=[SN06_50,norm.pdf(0.5, SN06_mean, SN06_std)]
SN06_75=[SN06_75,norm.pdf(0.75, SN06_mean, SN06_std)]
SN06_90=[SN06_90,norm.pdf(0.9, SN06_mean, SN06_std)]
SN06_99=[SN06_99,norm.pdf(0.99, SN06_mean, SN06_std)]
SN06_ensm_stc={
'SN06_01'=SN06_01
'SN06_10'=SN06_10
'SN06_25'=SN06_25
'SN06_50'=SN06_50
'SN06_75'=SN06_75
'SN06_90'=SN06_90
'SN06_99'=SN06_99
}
'''
u10m=utl.get_model_points_gy(dir_rqd[10], filenames, points,allExists=False)
v10m=utl.get_model_points_gy(dir_rqd[11], filenames, points,allExists=False)
wsp10m=(u10m['data']**2+v10m['data']**2)**0.5
AT=1.07*t2m['data'].values+0.2*p_vapor-0.65*wsp10m-2.7
#https://en.wikipedia.org/wiki/Wind_chill
TWC=13.12+0.6215*t2m['data'].values-11.37*(wsp10m**0.16)+0.3965*t2m['data'].values*(wsp10m**0.16)
fhours = np.arange(t_range[0], t_range[1], t_gap)
filenames = [last_file['SCMOC']+'.'+str(fhour).zfill(3) for fhour in fhours]
VIS=utl.get_model_points_gy(dir_rqd[6], filenames, points,allExists=False,fill_null=True,Null_value=-0.001)
if(last_file['SCMOC'] == last_file[model] and t_range[1] > 72):
fhours = np.append(np.arange(3,72,3),np.arange(72, (t_range[1]), 6))
filenames = [last_file[model]+'.'+str(fhour).zfill(3) for fhour in fhours]
filenames2 = [last_file[model]+'.'+str(fhour).zfill(3) for fhour in fhours]
if(last_file['SCMOC'] != last_file[model] and t_range[1] > 60):
fhours = np.append(np.arange(3,60,3),np.arange(60, (t_range[1]), 6))
filenames = [last_file[model]+'.'+str(fhour+12).zfill(3) for fhour in fhours]
filenames2 = [last_file[model]+'.'+str(fhour).zfill(3) for fhour in fhours]
if(last_file['SCMOC'] != last_file[model] and t_range[1] <= 60):
fhours = np.arange(t_range[0], t_range[1], t_gap)
filenames = [last_file[model]+'.'+str(fhour+12).zfill(3) for fhour in fhours]
filenames2 = [last_file[model]+'.'+str(fhour).zfill(3) for fhour in fhours]
if(last_file['SCMOC'] == last_file[model] and t_range[1] <= 72):
fhours = np.arange(t_range[0], t_range[1], t_gap)
filenames = [last_file[model]+'.'+str(fhour).zfill(3) for fhour in fhours]
filenames2 = [last_file[model]+'.'+str(fhour).zfill(3) for fhour in fhours]
SNOD1=utl.get_model_points_gy(dir_rqd[2], filenames2, points,allExists=False)
SNOD2=utl.get_model_points_gy(dir_rqd[7], filenames2, points,allExists=False)
SDEN=utl.get_model_points_gy(dir_rqd[3], filenames2, points,allExists=False)
SN06=utl.get_model_points_gy(dir_rqd[8], filenames2, points,allExists=False)
u100m=utl.get_model_points_gy(dir_rqd[4], filenames2, points,allExists=False)
v100m=utl.get_model_points_gy(dir_rqd[5], filenames2, points,allExists=False)
wsp100m=(u100m['data']**2+v100m['data']**2)**0.5
if(fhours[-1] < 120):
gust10m=utl.get_model_points_gy(dir_rqd[0], filenames, points,allExists=False)
if(fhours[-1] > 120):
if(last_file['SCMOC'] == last_file[model]):
fhours = np.arange(0, t_range[1], 6)
filenames = [last_file[model]+'.'+str(fhour).zfill(3) for fhour in fhours]
if(last_file['SCMOC'] != last_file[model]):
fhours = np.arange(0, t_range[1], 6)
filenames = [last_file[model]+'.'+str(fhour+12).zfill(3) for fhour in fhours]
gust10m=utl.get_model_points_gy(dir_rqd[1], filenames, points,allExists=False)
sta_graphics.draw_Station_Snow_Synthetical_Forecast_From_Cassandra(
TWC=TWC,AT=AT,u10m=u10m,v10m=v10m,u100m=u100m,v100m=v100m,
gust10m=gust10m,wsp10m=wsp10m,wsp100m=wsp100m,SNOD1=SNOD1,SNOD2=SNOD2,SDEN=SDEN,SN06=SN06,
draw_VIS=draw_VIS,VIS=VIS,drw_thr=drw_thr,
time_all=time_all,
model=model,points=points,
output_dir=output_dir,extra_info=extra_info)
relh[relh < -100.] = np.nan
tair[tair < -100.] = np.nan
wspd[wspd < -100.] = np.nan
wdir[wdir < -100.] = np.nan
wmax[wmax < -100.] = np.nan
rain[rain < -100.] = np.nan
pres[pres < -100.] = np.nan
srad[srad < -100.] = np.nan
ta9m[ta9m < -100.] = np.nan
ws2m[ws2m < -100.] = np.nan
skin[skin < -100.] = np.nan
# Convert RH to Td - already read in as degC and m/s
tair = tair * units.degC
wspd = wspd * units.m / units.s
td = mcalc.dewpoint_rh(tair[:inow+1], relh[:inow+1] / 100.)
if args.SI:
# already in SI, just grab magnitudes
print('--Using SI Units--')
tair = tair.magnitude
td = td.magnitude
wspd = wspd.magnitude
tlab = '$^\circ$C'
wslab = 'm s$^{-1}$'
tlab2 = 'degC'
wslab2 = 'm/s'
else:
print('--Converting to Imperial Units--')
tair = tair.to(units.degF).magnitude
def test_warning_dewpoint_rh():
"""Test that warning is raised for >120% RH."""
with pytest.warns(UserWarning):
dewpoint_rh(10.6 * units.degC, 50)
# 500 hPa CVA
dx, dy = mpcalc.lat_lon_grid_deltas(lon, lat)
vort_adv_500 = mpcalc.advection(
avor_500, [u_500.to('m/s'), v_500.to('m/s')],
(dx, dy), dim_order='yx') * 1e9
vort_adv_500_smooth = gaussian_filter(vort_adv_500, 4)
####################################
# For the jet axes, we will calculate the windspeed at each level, and plot the highest values
wspd_300 = gaussian_filter(mpcalc.wind_speed(u_300, v_300), 5)
wspd_500 = gaussian_filter(mpcalc.wind_speed(u_500, v_500), 5)
wspd_850 = gaussian_filter(mpcalc.wind_speed(u_850, v_850), 5)
################################
# 700-hPa dewpoint depression will be calculated from Temperature_isobaric and RH
Td_dep_700 = tmp_700 - mpcalc.dewpoint_rh(tmp_700, rh_700 / 100.)
######################################
# 12-hr surface pressure falls and 500-hPa height changes
pmsl_change = pmsl - pmsl_00z
hgt_500_change = hgt_500 - hgt_500_00z
######################################
# To plot the jet axes, we will mask the wind fields below the upper 1/3 of windspeed.
mask_500 = ma.masked_less_equal(wspd_500, 0.66 * np.max(wspd_500)).mask
u_500[mask_500] = np.nan
v_500[mask_500] = np.nan
# 300 hPa
mask_300 = ma.masked_less_equal(wspd_300, 0.66 * np.max(wspd_300)).mask
def read_process_write(filelist, storm):
"""
** Name of function says all. **
*Parameters*
filelist: `list`
Name of storm.
track: `dict`
Dictionary with track. Output of :meth:`flightdata.trackandspeed`.
storm: `string`
Name of storm.
.. note::
This function makes use of several functions from :meth:`toolbox`, including: :meth:`toolbox.distance`
It is also important to mention that this function makes use of the programming language Julia by interacting with the operating system and running the Julia script.
*Returns*
temp_axisym.txt:`file` written file with Output fields.
"""
#Sort filelist.
filelist = np.sort(filelist)
print(filelist)
# Get sampling periods (this will be a dictionary). See the toolbox
print('Retrieving sampling periods')
sampleperiods = getsamplingperiods(filelist, 2.7)
sampleperiods = {
datetime.datetime(1998, 9, 19, 16, 33, 41):
datetime.datetime(1998, 9, 19, 21, 0, 0),
datetime.datetime(1998, 9, 19, 21, 0, 0):
datetime.datetime(1998, 9, 20, 5, 3, 0)
}
omega = 7.2921 * (10**-5)
# Iterate over all sampling periods.
for sampindex, periodskey in enumerate(sampleperiods):
#Allocate starting (stdt) and ending date (endt). Remeber dt is the convetional short-name for date.
stdt = periodskey
endt = sampleperiods[periodskey]
# Define sampling period string
if stdt.hour >= 10:
hh = str(stdt.hour)
else:
hh = '0' + str(stdt.hour)
if stdt.day >= 10:
dd = str(stdt.day)
else:
dd = '0' + str(stdt.day)
if endt.hour < 10:
fhh = '0' + str(endt.hour)
else:
fhh = str(endt.hour)
if endt.day < 10:
fdd = '0' + str(endt.day)
else:
fdd = str(endt.day)
period = dd + hh + '-' + fdd + fhh
print(period)
# possible user print
print(stdt, endt)
# Create new-empty lists.
lats = []
lons = []
# Remove outputfile
os.system('rm temp_axisym.txt')
dropsincore = 0
print('start filelist loop')
# Iterate over all files.
for filename in filelist:
# Select end-name of file by inspecting filename string. Notice how filename can change how file is read.
if 'radazm' in filename.split('/')[-1] or 'eol' in filename.split(
'/')[-1]:
end = 'radazm'
else:
end = 'avp'
# Obtain properties of file, i.e., launch time and location into a dictionary (dicc).
dicc = findproperties(filename, end)
# Condition to see if current file is in sampling period.
# Notice how if structure is constructed, condition finds times outside of sampling period and
# if found outside the sampling period, continue to next file.
if dicc['Launch Time'] < stdt or dicc['Launch Time'] > endt:
continue
# Allocate reading parameters.
if end == 'avp':
# This section (not used unless indicated by user) is made for the raw datasets or dropsondes downloaded individually.
# Read format
head = 6
foot = 19
# Read of file and allocate into numpy array. with excemption syntax.
try:
nump = np.genfromtxt(filename,
skip_header=head,
skip_footer=foot)
except:
continue
# Allocate longitude and latitude.
lon = nump[:, 11]
lat = nump[:, 12]
# Allocate Temperature (T), Pressure (P), Height (H).
T = nump[:, 6]
P = nump[:, 5]
H = nump[:, 13]
#Allocate Relative humidity. (RH)
RH = nump[:, 7]
# Allocate wind magnitude.
ur = nump[:, 9]
# Process wind speed to eliminate false values.
ur = cleanu(clean1(ur))
# Allocate wind direction.
udir = nump[:, 8]
# Process wind direction.
udir = clean1(udir)
rfile = nump[:, 17]
azifile = nump[:, 18]
# Divide absolute wind speed and wind direction into u-v speeds.
u = -ur * np.sin(np.pi * udir / 180)
v = -ur * np.cos(np.pi * udir / 180)
# Allocate vertical velocity.
w = nump[:, 10]
# Obtain year/month/day and hour/minute/second values.
yymmdd = nump[:, 3]
hhmmss = nump[:, 4]
# Convert to single values, hours minutes and seconds.
hours, minutes, seconds = timeconversion(hhmmss)
# Radazm is the label used for the typical dropsonde files used by this computer project.
# As such, more detailed is given for this part of the conditional argument.
elif end == 'radazm':
# File read parameters.
head = 16
foot = 0
# Allocate filename fields into a numpy array (nump)
nump = np.genfromtxt(filename,
skip_header=head,
skip_footer=foot)
# Allocate Temperature (T), Pressure (P), Height (H).
T = nump[:, 5]
P = nump[:, 4]
H = nump[:, 13]
# Allocate time arrays.
hours = nump[:, 1]
minutes = nump[:, 2]
seconds = nump[:, 3]
# Allocate Relative Humidity (RH), u and v wind speeds.
RH = nump[:, 7]
u = nump[:, 8]
v = nump[:, 9]
# Get wind direction (not used) but skillful user might be interested.
udir = nump[:, 11]
# Obtain vertical windspeed.
w = nump[:, -1]
rfile = nump[:, 17]
azifile = nump[:, 18]
# Get longitude and latitude.
lon = nump[:, 14]
lat = nump[:, 15]
# Clean longitude and latitude from possible nan values.
lon = clean1(lon)
lat = clean1(lat)
# Obtain and round a mean location to proceed to condition to drop environmental dropsondes.
# and keep inner-core measurements.
mlon = np.nanmean(lon)
mlat = np.nanmean(lat)
lati = np.around(mlat, 4)
longi = np.around(mlon, 4)
# Obtain mean radius (r) and azimuth (theta)
# r,theta=cart_to_cylindr(mlon,mlat,track,dicc['Launch Time'])
# Continue condition only if near-inner core dropsonde.
# if r>290:
# continue
dropsincore += 1
# print filenames used.
print(filename)
# Append longitudes and latitudes to list, useful for quality control on this samplingperiod.
lats.append(lati)
lons.append(longi)
# Clean arrays and save to arrays.
v_speed = clean2(cleanu(clean1(v)))
pressure = clean2(cleanu(clean1(P)))
height = clean2(clean1(H))
temperature = cleanu(clean2(clean1(T)))
u_speed = clean2(cleanu(clean1(u)))
w_speed = cleanu(clean2(clean1(w)))
relhum = clean2(clean1(RH))
#if end=='radazm':
# height=getHiso(pressure,temperature,height)
# Estimate dewpoint using metpy.
dewpoint = mpcalc.dewpoint_rh((temperature + 273) * units.kelvin,
relhum / 100.)
# Get equivalent_potential_temperature
theta_e = equivalent_potential_temperature(
pressure * units.hPa, (temperature + 273) * units.kelvin,
dewpoint)
# Retrieve potential temperature.
pot_temp = potential_temperature(
pressure * units.mbar, (temperature + 273) * units.kelvin)
# Get storm velocity for this sounding.
#ustorm,vstorm=stormu(u[1],v[1],dicc['Launch Time'],track[3])
# Iterate over vectores, we use longitude vector for simplicity but all vectors (height, u_speed, etc) have the same length so for
# syntax can be used with either vector.
for j, longi in enumerate(lon):
# Get closest date using time arrays. Define datetime object.
date = datetime.datetime(dicc['Launch Time'].year,
dicc['Launch Time'].month,
dicc['Launch Time'].day,
int(hours[j]), int(minutes[j]),
int(seconds[j]))
# Check for nan, if so continue, if observation cannot be located, then all points are useless.
if np.isnan(longi) or np.isnan(lat[j]):
continue
# Try and obtain radius and azimuth for current observation.
# try:
#k r,theta=cart_to_cylindr(longi,lat[j],track,date)
# except:
# continue
r = rfile[j]
theta = radians(-azifile[j] + 90)
# print(azifile[j],theta,radians(azifile[j]-90))
# Correct u_speed, make it storm relative.
u_speed[j] = u_speed[j] #-ustorm
v_speed[j] = v_speed[j] #-vstorm
# Check for nans in fields. If nans, continue.
if np.isnan(r) or np.isnan(theta) or np.isnan(
u[j]) or np.isnan(H[j]) or np.isnan(v[j]):
continue
coriolis_f = (2 * omega * np.sin(radians(lat[j]))) * 10**(2)
# After all checks, write file.
#print('writing to file')
# Open file to append.
f = open('temp_axisym.txt', 'a')
# Write all rounded fields to file. While the use of a dictionary and a for loop could synthetize the following line
# this approach would use more lines and take more memory (big dictionaries are expensive).
f.write(
str(np.around(r, 5)) + '\t' + str(np.around(theta, 5)) +
'\t' + str(np.around(u_speed[j], 3)) + '\t' +
str(np.around(v_speed[j], 3)) + '\t' +
str(np.around(w_speed[j], 4)) + '\t' +
str(np.around(height[j], 2)) + '\t' +
str(np.around(pot_temp[j].magnitude, 3)) + '\t' +
str(np.around(theta_e[j].magnitude, 3)) + '\t' +
str(np.around(pressure[j], 3)) + '\t' +
str(np.around(coriolis_f, 4)) + '\n')
# Close file object (f).
f.close()
print('drops in core ' + str(dropsincore))
print('end of filelist loop')
# threshold of 6 good dropsondes in sampling period to proceed to call Julia.
if len(lats) < 1:
os.system('rm temp_axisym.txt')
continue
# Why use Julia? you might ask.
# Why are you not using Julia? I would reply.
print('Go to Julia @')
print('julia urutheta.jl')
os.system('julia urutheta.jl')
os.system('cp tempjulia.txt outfiles/' + storm + period + '.txt')
print('starting plotting sequence')
# Call extra processing or plotting routines.
#print('python3 3Dfields.py %s %s' % (storm,endt.time()))
# os.system('python3 gradientwind.py %s %s' % (storm,period))
# Remove temporary file.
os.system('rm temp_axisym.txt')
def Miller_Composite_Chart(initial_time=None,
fhour=24,
day_back=0,
model='GRAPES_GFS',
map_ratio=19 / 9,
zoom_ratio=20,
cntr_pnt=[102, 34],
Global=False,
south_China_sea=True,
area='全国',
city=False,
output_dir=None):
# micaps data directory
try:
data_dir = [
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='RH',
lvl='700'),
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='UGRD',
lvl='300'),
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='VGRD',
lvl='300'),
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='UGRD',
lvl='500'),
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='VGRD',
lvl='500'),
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='UGRD',
lvl='850'),
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='VGRD',
lvl='850'),
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='TMP',
lvl='700'),
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='HGT',
lvl='500'),
utl.Cassandra_dir(data_type='surface',
data_source=model,
var_name='BLI'),
utl.Cassandra_dir(data_type='surface',
data_source=model,
var_name='Td2m'),
utl.Cassandra_dir(data_type='surface',
data_source=model,
var_name='PRMSL')
]
except KeyError:
raise ValueError('Can not find all directories needed')
# get filename
if (initial_time != None):
filename = utl.model_filename(initial_time, fhour)
filename2 = utl.model_filename(initial_time, fhour - 12)
else:
filename = utl.filename_day_back_model(day_back=day_back, fhour=fhour)
filename2 = utl.filename_day_back_model(day_back=day_back,
fhour=fhour - 12)
# retrieve data from micaps server
rh_700 = get_model_grid(directory=data_dir[0], filename=filename)
if rh_700 is None:
return
u_300 = get_model_grid(directory=data_dir[1], filename=filename)
if u_300 is None:
return
v_300 = get_model_grid(directory=data_dir[2], filename=filename)
if v_300 is None:
return
u_500 = get_model_grid(directory=data_dir[3], filename=filename)
if u_500 is None:
return
v_500 = get_model_grid(directory=data_dir[4], filename=filename)
if v_500 is None:
return
u_850 = get_model_grid(directory=data_dir[5], filename=filename)
if u_850 is None:
return
v_850 = get_model_grid(directory=data_dir[6], filename=filename)
if v_850 is None:
return
t_700 = get_model_grid(directory=data_dir[7], filename=filename)
if t_700 is None:
return
hgt_500 = get_model_grid(directory=data_dir[8], filename=filename)
if hgt_500 is None:
return
hgt_500_2 = get_model_grid(directory=data_dir[8], filename=filename2)
if hgt_500_2 is None:
return
BLI = get_model_grid(directory=data_dir[9], filename=filename)
if BLI is None:
return
Td2m = get_model_grid(directory=data_dir[10], filename=filename)
if Td2m is None:
return
PRMSL = get_model_grid(directory=data_dir[11], filename=filename)
if PRMSL is None:
return
PRMSL2 = get_model_grid(directory=data_dir[11], filename=filename2)
if PRMSL2 is None:
return
lats = np.squeeze(rh_700['lat'].values)
lons = np.squeeze(rh_700['lon'].values)
x, y = np.meshgrid(rh_700['lon'], rh_700['lat'])
tmp_700 = t_700['data'].values.squeeze() * units('degC')
u_300 = (u_300['data'].values.squeeze() * units.meter /
units.second).to('kt')
v_300 = (v_300['data'].values.squeeze() * units.meter /
units.second).to('kt')
u_500 = (u_500['data'].values.squeeze() * units.meter /
units.second).to('kt')
v_500 = (v_500['data'].values.squeeze() * units.meter /
units.second).to('kt')
u_850 = (u_850['data'].values.squeeze() * units.meter /
units.second).to('kt')
v_850 = (v_850['data'].values.squeeze() * units.meter /
units.second).to('kt')
hgt_500 = (hgt_500['data'].values.squeeze()) * 10 / 9.8 * units.meter
rh_700 = rh_700['data'].values.squeeze()
lifted_index = BLI['data'].values.squeeze() * units.kelvin
Td_sfc = Td2m['data'].values.squeeze() * units('degC')
dx, dy = mpcalc.lat_lon_grid_deltas(lons, lats)
avor_500 = mpcalc.absolute_vorticity(u_500, v_500, dx, dy,
y * units.degree)
pmsl = PRMSL['data'].values.squeeze() * units('hPa')
hgt_500_2 = (hgt_500_2['data'].values.squeeze()) * 10 / 9.8 * units.meter
pmsl2 = PRMSL2['data'].values.squeeze() * units('hPa')
# 500 hPa CVA
vort_adv_500 = mpcalc.advection(
avor_500, [u_500.to('m/s'), v_500.to('m/s')],
(dx, dy), dim_order='yx') * 1e9
vort_adv_500_smooth = gaussian_filter(vort_adv_500, 4)
wspd_300 = gaussian_filter(mpcalc.wind_speed(u_300, v_300), 5)
wspd_500 = gaussian_filter(mpcalc.wind_speed(u_500, v_500), 5)
wspd_850 = gaussian_filter(mpcalc.wind_speed(u_850, v_850), 5)
Td_dep_700 = tmp_700 - mpcalc.dewpoint_rh(tmp_700, rh_700 / 100.)
pmsl_change = pmsl - pmsl2
hgt_500_change = hgt_500 - hgt_500_2
mask_500 = ma.masked_less_equal(wspd_500, 0.66 * np.max(wspd_500)).mask
u_500[mask_500] = np.nan
v_500[mask_500] = np.nan
# 300 hPa
mask_300 = ma.masked_less_equal(wspd_300, 0.66 * np.max(wspd_300)).mask
u_300[mask_300] = np.nan
v_300[mask_300] = np.nan
# 850 hPa
mask_850 = ma.masked_less_equal(wspd_850, 0.66 * np.max(wspd_850)).mask
u_850[mask_850] = np.nan
v_850[mask_850] = np.nan
# prepare data
if (area != None):
cntr_pnt, zoom_ratio = utl.get_map_area(area_name=area)
map_extent = [0, 0, 0, 0]
map_extent[0] = cntr_pnt[0] - zoom_ratio * 1 * map_ratio
map_extent[1] = cntr_pnt[0] + zoom_ratio * 1 * map_ratio
map_extent[2] = cntr_pnt[1] - zoom_ratio * 1
map_extent[3] = cntr_pnt[1] + zoom_ratio * 1
delt_x = (map_extent[1] - map_extent[0]) * 0.2
delt_y = (map_extent[3] - map_extent[2]) * 0.1
#+ to solve the problem of labels on all the contours
idx_x1 = np.where((lons > map_extent[0] - delt_x)
& (lons < map_extent[1] + delt_x))
idx_y1 = np.where((lats > map_extent[2] - delt_y)
& (lats < map_extent[3] + delt_y))
fcst_info = {
'lon': lons,
'lat': lats,
'fhour': fhour,
'model': model,
'init_time': t_700.coords['forecast_reference_time'].values
}
synthetical_graphics.draw_Miller_Composite_Chart(
fcst_info=fcst_info,
u_300=u_300,
v_300=v_300,
u_500=u_500,
v_500=v_500,
u_850=u_850,
v_850=v_850,
pmsl_change=pmsl_change,
hgt_500_change=hgt_500_change,
Td_dep_700=Td_dep_700,
Td_sfc=Td_sfc,
pmsl=pmsl,
lifted_index=lifted_index,
vort_adv_500_smooth=vort_adv_500_smooth,
map_extent=map_extent,
add_china=True,
city=False,
south_China_sea=True,
output_dir=None,
Global=False)
)
# In[6]:
# read in the datasets and prepare dataset for input to methods
# such as calculating dewpoint and converting units
ds = xr.open_mfdataset(
['air.sig995.2018.nc', 'rhum.sig995.2018.nc', 'slp.2018.nc']).rename({
'air':
'tmp',
'rhum':
'rlh'
}).load()
ds['dpt'] = (['time', 'lat', 'lon'],
dewpoint_rh(ds['tmp'].values * units('degK'),
ds['rlh'].values / 100).m)
ds['tmp'].data = (ds['tmp'].values * units('degK')).to('degC').m
ds['slp'].data = (ds['slp'].values * units('Pa')).to('hPa').m
# In[7]:
# subset to every 10 degrees latitudinally and longitudinally and
# every 10th and 20th day of each month of the year, 4 times a day,
# because it literally takes hours to calculate the wet bulb temperature
# on a gridded dataset with Normand's method (built-in loop / trial and error)
ds_sub = ds.sel(time=ds['time.day'].isin([10, 20]),
lat=ds['lat'][::4],
lon=ds['lon'][::4])
# In[ ]:
# Append longitudes and latitudes to list, useful for quality control on this samplingperiod.
lats.append(lati)
lons.append(longi)
# Clean arrays and save to arrays.
v_speed = clean2(cleanu(clean1(v)))
pressure = clean2(cleanu(clean1(P)))
height = clean2(clean1(H))
temperature = cleanu(clean2(clean1(T)))
u_speed = clean2(cleanu(clean1(u)))
w_speed = cleanu(clean2(clean1(w)))
relhum = clean2(clean1(RH))
#if end=='radazm':
# height=getHiso(pressure,temperature,height)
# Estimate dewpoint using metpy.
dewpoint = mpcalc.dewpoint_rh((temperature + 273) * units.kelvin,
relhum / 100.)
# Get equivalent_potential_temperature
theta_e = equivalent_potential_temperature(
pressure * units.hPa, (temperature + 273) * units.kelvin, dewpoint)
# Retrieve potential temperature.
pot_temp = potential_temperature(pressure * units.mbar,
(temperature + 273) * units.kelvin)
# Get storm velocity for this sounding.
ustorm, vstorm = stormu(u[1], v[1], dicc['Launch Time'], track[3])
# Iterate over vectores, we use longitude vector for simplicity but all vectors (height, u_speed, etc) have the same length so for
# syntax can be used with either vector.
for j, longi in enumerate(lon):
def test_scalar_dewpoint_rh():
"""Test dewpoint_rh with scalar values."""
td = dewpoint_rh(10.6 * units.degC, 0.37)
assert_almost_equal(td, 26. * units.degF, 0)
temp = testdata['T']
pres = testdata['P']
rh = testdata['RH']
ws = testdata['WS']
wsmax = testdata['WSMAX']
wd = testdata['WD']
date = testdata['DATE']
# ID For Plotting on Meteogram
probe_id = '0102A'
data = dict()
data['wind_speed'] = (np.array(ws) * units('m/s')).to(units('knots'))
data['wind_speed_max'] = (np.array(wsmax) * units('m/s')).to(units('knots'))
data['wind_direction'] = np.array(wd) * units('degrees')
data['dewpoint'] = dewpoint_rh((np.array(temp) * units('degC')).to(units('K')),
np.array(rh) / 100.).to(units('degF'))
data['air_temperature'] = (np.array(temp) * units('degC')).to(units('degF'))
data['mean_slp'] = calc_mslp(np.array(temp), np.array(pres), hgt_example) * units('hPa')
data['relative_humidity'] = np.array(rh)
data['times'] = np.array(date)
fig = plt.figure(figsize=(20, 16))
meteogram = Meteogram(fig, data['times'], probe_id)
meteogram.plot_winds(data['wind_speed'], data['wind_direction'], data['wind_speed_max'])
meteogram.plot_thermo(data['air_temperature'], data['dewpoint'])
meteogram.plot_rh(data['relative_humidity'])
meteogram.plot_pressure(data['mean_slp'])
fig.subplots_adjust(hspace=0.5)
plt.show()
def Crosssection_Wind_Theta_e_Qv(
initial_time=None,
fhour=24,
levels=[1000, 950, 925, 900, 850, 800, 700, 600, 500, 400, 300, 200],
day_back=0,
model='ECMWF',
output_dir=None,
st_point=[20, 120.0],
ed_point=[50, 130.0],
map_extent=[70, 140, 15, 55],
h_pos=[0.125, 0.665, 0.25, 0.2]):
# micaps data directory
try:
data_dir = [
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='RH',
lvl=''),
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='UGRD',
lvl=''),
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='VGRD',
lvl=''),
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='TMP',
lvl=''),
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='HGT',
lvl='500')
]
except KeyError:
raise ValueError('Can not find all directories needed')
# get filename
if (initial_time != None):
filename = utl.model_filename(initial_time, fhour)
else:
filename = utl.filename_day_back_model(day_back=day_back, fhour=fhour)
# retrieve data from micaps server
rh = get_model_3D_grid(directory=data_dir[0][0:-1],
filename=filename,
levels=levels,
allExists=False)
if rh is None:
return
rh = rh.metpy.parse_cf().squeeze()
u = get_model_3D_grid(directory=data_dir[1][0:-1],
filename=filename,
levels=levels,
allExists=False)
if u is None:
return
u = u.metpy.parse_cf().squeeze()
v = get_model_3D_grid(directory=data_dir[2][0:-1],
filename=filename,
levels=levels,
allExists=False)
if v is None:
return
v = v.metpy.parse_cf().squeeze()
v2 = get_model_3D_grid(directory=data_dir[2][0:-1],
filename=filename,
levels=levels,
allExists=False)
if v2 is None:
return
v2 = v2.metpy.parse_cf().squeeze()
t = get_model_3D_grid(directory=data_dir[3][0:-1],
filename=filename,
levels=levels,
allExists=False)
if t is None:
return
t = t.metpy.parse_cf().squeeze()
gh = get_model_grid(data_dir[4], filename=filename)
if t is None:
return
resolution = u['lon'][1] - u['lon'][0]
x, y = np.meshgrid(u['lon'], u['lat'])
dx, dy = mpcalc.lat_lon_grid_deltas(u['lon'], u['lat'])
for ilvl in levels:
u2d = u.sel(level=ilvl)
#u2d['data'].attrs['units']=units.meter/units.second
v2d = v.sel(level=ilvl)
#v2d['data'].attrs['units']=units.meter/units.second
absv2d = mpcalc.absolute_vorticity(
u2d['data'].values * units.meter / units.second,
v2d['data'].values * units.meter / units.second, dx, dy,
y * units.degree)
if (ilvl == levels[0]):
absv3d = v2
absv3d['data'].loc[dict(level=ilvl)] = np.array(absv2d)
else:
absv3d['data'].loc[dict(level=ilvl)] = np.array(absv2d)
absv3d['data'].attrs['units'] = absv2d.units
#rh=rh.rename(dict(lat='latitude',lon='longitude'))
cross = cross_section(rh, st_point, ed_point)
cross_rh = cross.set_coords(('lat', 'lon'))
cross = cross_section(u, st_point, ed_point)
cross_u = cross.set_coords(('lat', 'lon'))
cross = cross_section(v, st_point, ed_point)
cross_v = cross.set_coords(('lat', 'lon'))
cross_u['data'].attrs['units'] = units.meter / units.second
cross_v['data'].attrs['units'] = units.meter / units.second
cross_u['t_wind'], cross_v['n_wind'] = mpcalc.cross_section_components(
cross_u['data'], cross_v['data'])
cross = cross_section(t, st_point, ed_point)
cross_t = cross.set_coords(('lat', 'lon'))
cross = cross_section(absv3d, st_point, ed_point)
cross_Td = mpcalc.dewpoint_rh(cross_t['data'].values * units.celsius,
cross_rh['data'].values * units.percent)
rh, pressure = xr.broadcast(cross_rh['data'], cross_t['level'])
Qv = mpcalc.specific_humidity_from_dewpoint(cross_Td, pressure)
cross_Qv = xr.DataArray(np.array(Qv) * 1000.,
coords=cross_rh['data'].coords,
dims=cross_rh['data'].dims,
attrs={'units': units('g/kg')})
Theta_e = mpcalc.equivalent_potential_temperature(
pressure, cross_t['data'].values * units.celsius, cross_Td)
cross_Theta_e = xr.DataArray(np.array(Theta_e),
coords=cross_rh['data'].coords,
dims=cross_rh['data'].dims,
attrs={'units': Theta_e.units})
crossection_graphics.draw_Crosssection_Wind_Theta_e_Qv(
cross_Qv=cross_Qv,
cross_Theta_e=cross_Theta_e,
cross_u=cross_u,
cross_v=cross_v,
gh=gh,
h_pos=h_pos,
st_point=st_point,
ed_point=ed_point,
levels=levels,
map_extent=map_extent,
output_dir=output_dir)
# Temporary variables for ease
temp = testdata['T']
pres = testdata['P']
rh = testdata['RH']
ws = testdata['WS']
wsmax = testdata['WSMAX']
wd = testdata['WD']
date = testdata['DATE']
# ID For Plotting on Meteogram
probe_id = '0102A'
data = {'wind_speed': (np.array(ws) * units('m/s')).to(units('knots')),
'wind_speed_max': (np.array(wsmax) * units('m/s')).to(units('knots')),
'wind_direction': np.array(wd) * units('degrees'),
'dewpoint': dewpoint_rh((np.array(temp) * units('degC')).to(units('K')),
np.array(rh) / 100.).to(units('degF')),
'air_temperature': (np.array(temp) * units('degC')).to(units('degF')),
'mean_slp': calc_mslp(np.array(temp), np.array(pres), hgt_example) * units('hPa'),
'relative_humidity': np.array(rh), 'times': np.array(date)}
fig = plt.figure(figsize=(20, 16))
add_metpy_logo(fig, 250, 180)
meteogram = Meteogram(fig, data['times'], probe_id)
meteogram.plot_winds(data['wind_speed'], data['wind_direction'], data['wind_speed_max'])
meteogram.plot_thermo(data['air_temperature'], data['dewpoint'])
meteogram.plot_rh(data['relative_humidity'])
meteogram.plot_pressure(data['mean_slp'])
fig.subplots_adjust(hspace=0.5)
plt.show()
def Crosssection_Wind_Temp_RH(
initial_time=None,
fhour=24,
levels=[1000, 950, 925, 900, 850, 800, 700, 600, 500, 400, 300, 200],
day_back=0,
model='ECMWF',
output_dir=None,
st_point=[43.5, 111.5],
ed_point=[33, 125.0],
map_extent=[70, 140, 15, 55],
h_pos=[0.125, 0.665, 0.25, 0.2]):
# micaps data directory
try:
data_dir = [
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='RH',
lvl=''),
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='UGRD',
lvl=''),
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='VGRD',
lvl=''),
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='TMP',
lvl=''),
utl.Cassandra_dir(data_type='high',
data_source=model,
var_name='HGT',
lvl='500'),
utl.Cassandra_dir(data_type='surface',
data_source=model,
var_name='PSFC')
]
except KeyError:
raise ValueError('Can not find all directories needed')
# get filename
if (initial_time != None):
filename = utl.model_filename(initial_time, fhour)
else:
filename = utl.filename_day_back_model(day_back=day_back, fhour=fhour)
# retrieve data from micaps server
rh = get_model_3D_grid(directory=data_dir[0][0:-1],
filename=filename,
levels=levels,
allExists=False)
if rh is None:
return
rh = rh.metpy.parse_cf().squeeze()
u = get_model_3D_grid(directory=data_dir[1][0:-1],
filename=filename,
levels=levels,
allExists=False)
if u is None:
return
u = u.metpy.parse_cf().squeeze()
v = get_model_3D_grid(directory=data_dir[2][0:-1],
filename=filename,
levels=levels,
allExists=False)
if v is None:
return
v = v.metpy.parse_cf().squeeze()
v2 = get_model_3D_grid(directory=data_dir[2][0:-1],
filename=filename,
levels=levels,
allExists=False)
if v2 is None:
return
v2 = v2.metpy.parse_cf().squeeze()
t = get_model_3D_grid(directory=data_dir[3][0:-1],
filename=filename,
levels=levels,
allExists=False)
if t is None:
return
t = t.metpy.parse_cf().squeeze()
gh = get_model_grid(data_dir[4], filename=filename)
psfc = get_model_grid(data_dir[5], filename=filename)
psfc = psfc.metpy.parse_cf().squeeze()
mask1 = ((psfc['lon'] >= t['lon'].values.min()) &
(psfc['lon'] <= t['lon'].values.max()) &
(psfc['lat'] >= t['lat'].values.min()) &
(psfc['lat'] <= t['lat'].values.max()))
t2, psfc_bdcst = xr.broadcast(t['data'], psfc['data'].where(mask1,
drop=True))
mask2 = (psfc_bdcst > -10000)
psfc_bdcst = psfc_bdcst.where(mask2, drop=True)
#psfc_bdcst=psfc_bdcst.metpy.parse_cf().squeeze()
if t is None:
return
resolution = u['lon'][1] - u['lon'][0]
x, y = np.meshgrid(u['lon'], u['lat'])
dx, dy = mpcalc.lat_lon_grid_deltas(u['lon'], u['lat'])
#rh=rh.rename(dict(lat='latitude',lon='longitude'))
cross = cross_section(rh, st_point, ed_point)
cross_rh = cross.set_coords(('lat', 'lon'))
cross = cross_section(u, st_point, ed_point)
cross_u = cross.set_coords(('lat', 'lon'))
cross = cross_section(v, st_point, ed_point)
cross_v = cross.set_coords(('lat', 'lon'))
cross_psfc = cross_section(psfc_bdcst, st_point, ed_point)
#cross_psfc=cross.set_coords(('lat', 'lon'))
cross_u['data'].attrs['units'] = units.meter / units.second
cross_v['data'].attrs['units'] = units.meter / units.second
cross_u['t_wind'], cross_v['n_wind'] = mpcalc.cross_section_components(
cross_u['data'], cross_v['data'])
cross = cross_section(t, st_point, ed_point)
cross_Temp = cross.set_coords(('lat', 'lon'))
cross_Td = mpcalc.dewpoint_rh(cross_Temp['data'].values * units.celsius,
cross_rh['data'].values * units.percent)
rh, pressure = xr.broadcast(cross_rh['data'], cross_Temp['level'])
cross_terrain = pressure - cross_psfc
crossection_graphics.draw_Crosssection_Wind_Temp_RH(
cross_rh=cross_rh,
cross_Temp=cross_Temp,
cross_u=cross_u,
cross_v=cross_v,
cross_terrain=cross_terrain,
gh=gh,
h_pos=h_pos,
st_point=st_point,
ed_point=ed_point,
levels=levels,
map_extent=map_extent,
model=model,
output_dir=output_dir)
def Crosssection_Wind_Temp_RH(
initTime=None, fhour=24,
levels=[1000, 950, 925, 900, 850, 800, 700,600,500,400,300,200],
day_back=0,model='ECMWF',data_source='MICAPS',
output_dir=None,
st_point = [43.5, 111.5],
ed_point = [33, 125.0],
map_extent=[70,140,15,55],
lw_ratio=[16,9],
h_pos=[0.125, 0.665, 0.25, 0.2],**kwargs ):
if(data_source == 'MICAPS'):
try:
data_dir = [utl.Cassandra_dir(data_type='high',data_source=model,var_name='RH',lvl=''),
utl.Cassandra_dir(data_type='high',data_source=model,var_name='UGRD',lvl=''),
utl.Cassandra_dir(data_type='high',data_source=model,var_name='VGRD',lvl=''),
utl.Cassandra_dir(data_type='high',data_source=model,var_name='TMP',lvl=''),
utl.Cassandra_dir(data_type='high',data_source=model,var_name='HGT',lvl='500'),
utl.Cassandra_dir(data_type='surface',data_source=model,var_name='PSFC')]
except KeyError:
raise ValueError('Can not find all directories needed')
if(initTime != None):
filename = utl.model_filename(initTime, fhour)
else:
filename=utl.filename_day_back_model(day_back=day_back,fhour=fhour)
rh=get_model_3D_grid(directory=data_dir[0][0:-1],filename=filename,levels=levels, allExists=False)
u=get_model_3D_grid(directory=data_dir[1][0:-1],filename=filename,levels=levels, allExists=False)
v=get_model_3D_grid(directory=data_dir[2][0:-1],filename=filename,levels=levels, allExists=False)
t=get_model_3D_grid(directory=data_dir[3][0:-1],filename=filename,levels=levels, allExists=False)
gh=get_model_grid(data_dir[4], filename=filename)
psfc=get_model_grid(data_dir[5], filename=filename)
if(data_source == 'CIMISS'):
if(initTime != None):
filename = utl.model_filename(initTime, fhour,UTC=True)
else:
filename=utl.filename_day_back_model(day_back=day_back,fhour=fhour,UTC=True)
try:
rh=CMISS_IO.cimiss_model_3D_grid(init_time_str='20'+filename[0:8],valid_time=fhour,
data_code=utl.CMISS_data_code(data_source=model,var_name='RHU'),
fcst_levels=levels, fcst_ele="RHU", units='%')
u=CMISS_IO.cimiss_model_3D_grid(init_time_str='20'+filename[0:8],valid_time=fhour,
data_code=utl.CMISS_data_code(data_source=model,var_name='WIU'),
fcst_levels=levels, fcst_ele="WIU", units='m/s')
v=CMISS_IO.cimiss_model_3D_grid(init_time_str='20'+filename[0:8],valid_time=fhour,
data_code=utl.CMISS_data_code(data_source=model,var_name='WIV'),
fcst_levels=levels, fcst_ele="WIV", units='m/s')
t=CMISS_IO.cimiss_model_3D_grid(init_time_str='20'+filename[0:8],valid_time=fhour,
data_code=utl.CMISS_data_code(data_source=model,var_name='TEM'),
fcst_levels=levels, fcst_ele="TEM", units='K')
t['data'].values=t['data'].values-273.15
gh=CMISS_IO.cimiss_model_by_time('20'+filename[0:8],valid_time=fhour,
data_code=utl.CMISS_data_code(data_source=model,var_name='GPH'),
fcst_level=500, fcst_ele="GPH", units='gpm')
gh['data'].values=gh['data'].values/10.
psfc=CMISS_IO.cimiss_model_by_time('20'+filename[0:8], valid_time=fhour,
data_code=utl.CMISS_data_code(data_source=model,var_name='PRS'),
fcst_level=0, fcst_ele="PRS", units='Pa')
psfc['data']=psfc['data']/100.
except KeyError:
raise ValueError('Can not find all data needed')
rh = rh.metpy.parse_cf().squeeze()
u = u.metpy.parse_cf().squeeze()
v = v.metpy.parse_cf().squeeze()
t = t.metpy.parse_cf().squeeze()
psfc=psfc.metpy.parse_cf().squeeze()
#if(psfc['lon'].values[0] != t['lon'].values[0]):
mask1 = (
(psfc['lon']>=t['lon'].values.min())&
(psfc['lon']<=t['lon'].values.max())&
(psfc['lat']>=t['lat'].values.min())&
(psfc['lat']<=t['lat'].values.max())
)
t2,psfc_bdcst=xr.broadcast(t['data'],psfc['data'].where(mask1, drop=True))
mask2=(psfc_bdcst > -10000)
psfc_bdcst=psfc_bdcst.where(mask2, drop=True)
#else:
# psfc_bdcst=psfc['data'].copy
resolution=u['lon'][1]-u['lon'][0]
x,y=np.meshgrid(u['lon'], u['lat'])
dx,dy=mpcalc.lat_lon_grid_deltas(u['lon'],u['lat'])
cross = cross_section(rh, st_point, ed_point)
cross_rh=cross.set_coords(('lat', 'lon'))
cross = cross_section(u, st_point, ed_point)
cross_u=cross.set_coords(('lat', 'lon'))
cross = cross_section(v, st_point, ed_point)
cross_v=cross.set_coords(('lat', 'lon'))
cross_psfc = cross_section(psfc_bdcst, st_point, ed_point)
cross_u['data'].attrs['units']=units.meter/units.second
cross_v['data'].attrs['units']=units.meter/units.second
cross_u['t_wind'], cross_v['n_wind'] = mpcalc.cross_section_components(cross_u['data'],cross_v['data'])
cross = cross_section(t, st_point, ed_point)
cross_Temp=cross.set_coords(('lat', 'lon'))
cross_Td = mpcalc.dewpoint_rh(cross_Temp['data'].values*units.celsius,
cross_rh['data'].values* units.percent)
rh,pressure = xr.broadcast(cross_rh['data'],cross_Temp['level'])
cross_terrain=pressure-cross_psfc
crossection_graphics.draw_Crosssection_Wind_Temp_RH(
cross_rh=cross_rh, cross_Temp=cross_Temp, cross_u=cross_u,
cross_v=cross_v,cross_terrain=cross_terrain,gh=gh,
h_pos=h_pos,st_point=st_point,ed_point=ed_point,lw_ratio=lw_ratio,
levels=levels,map_extent=map_extent,model=model,
output_dir=output_dir)
def Station_Synthetical_Forecast_From_Cassandra(
model='ECMWF',
output_dir=None,
t_range=[0,84],
t_gap=3,
points={'lon':[116.3833], 'lat':[39.9]},
initTime=None,
draw_VIS=True,drw_thr=False,
extra_info={
'output_head_name':' ',
'output_tail_name':' ',
'point_name':' '}
):
#+get all the directories needed
try:
dir_rqd=[
"ECMWF_HR/10_METRE_WIND_GUST_IN_THE_LAST_3_HOURS/",
"ECMWF_HR/10_METRE_WIND_GUST_IN_THE_LAST_6_HOURS/",
"ECMWF_HR/TCDC/",
"ECMWF_HR/LCDC/",
"ECMWF_HR/UGRD_100M/",
"ECMWF_HR/VGRD_100M/",
"NWFD_SCMOC/VIS/",
utl.Cassandra_dir(
data_type='surface',data_source=model,var_name='RAIN03'),
utl.Cassandra_dir(
data_type='surface',data_source=model,var_name='RAIN06'),
utl.Cassandra_dir(
data_type='surface',data_source=model,var_name='T2m'),
utl.Cassandra_dir(
data_type='surface',data_source=model,var_name='u10m'),
utl.Cassandra_dir(
data_type='surface',data_source=model,var_name='v10m'),
]
except KeyError:
raise ValueError('Can not find all required directories needed')
try:
dir_opt=[
utl.Cassandra_dir(
data_type='surface',data_source=model,var_name='Td2m')
]
name_opt=['Td2m']
except:
dir_opt=[
utl.Cassandra_dir(data_type='surface',data_source=model,var_name='rh2m')
]
name_opt=['rh2m']
#+get all the directories needed
if(initTime == None):
last_file={model:get_latest_initTime(dir_rqd[0]),
'SCMOC':get_latest_initTime(dir_rqd[6]),
}
else:
last_file={model:initTime[0],
'SCMOC':initTime[1],
}
y_s={model:int('20'+last_file[model][0:2]),
'SCMOC':int('20'+last_file['SCMOC'][0:2])}
m_s={model:int(last_file[model][2:4]),
'SCMOC':int(last_file['SCMOC'][2:4])}
d_s={model:int(last_file[model][4:6]),
'SCMOC':int(last_file['SCMOC'][4:6])}
h_s={model:int(last_file[model][6:8]),
'SCMOC':int(last_file['SCMOC'][6:8])}
fhours = np.arange(t_range[0], t_range[1], t_gap)
for ifhour in fhours:
if (ifhour == fhours[0] ):
time_all=datetime(y_s['SCMOC'],m_s['SCMOC'],d_s['SCMOC'],h_s['SCMOC'])+timedelta(hours=int(ifhour))
else:
time_all=np.append(time_all,datetime(y_s['SCMOC'],m_s['SCMOC'],d_s['SCMOC'],h_s['SCMOC'])+timedelta(hours=int(ifhour)))
filenames = [last_file[model]+'.'+str(fhour).zfill(3) for fhour in fhours]
t2m=utl.get_model_points_gy(dir_rqd[9], filenames, points,allExists=False)
if(name_opt[0] == 'rh2m'):
rh2m=utl.get_model_points_gy(dir_opt[0], filenames, points,allExists=False)
Td2m=mpcalc.dewpoint_rh(t2m['data'].values*units('degC'),rh2m['data'].values/100.)
p_vapor=(rh2m['data'].values/100.)*6.105*(math.e**((17.27*t2m['data'].values/(237.7+t2m['data'].values))))
if(name_opt[0] == 'Td2m'):
Td2m=utl.get_model_points_gy(dir_opt[0], filenames, points,allExists=False)
rh2m=mpcalc.relative_humidity_from_dewpoint(t2m['data'].values* units('degC'),
Td2m['data'].values* units('degC'))
p_vapor=(np.array(rh2m))*6.105*(math.e**((17.27*t2m['data'].values/(237.7+t2m['data'].values))))
Td2m=np.array(Td2m['data'].values)* units('degC')
u10m=utl.get_model_points_gy(dir_rqd[10], filenames, points,allExists=False)
v10m=utl.get_model_points_gy(dir_rqd[11], filenames, points,allExists=False)
wsp10m=(u10m['data']**2+v10m['data']**2)**0.5
AT=1.07*t2m['data'].values+0.2*p_vapor-0.65*wsp10m-2.7
if((t_range[1]) > 72):
fhours = np.arange(6, t_range[1], 6)
filenames = [last_file[model]+'.'+str(fhour).zfill(3) for fhour in fhours]
r03=utl.get_model_points_gy(dir_rqd[8], filenames, points,allExists=False)
else:
r03=utl.get_model_points_gy(dir_rqd[7], filenames, points,allExists=False)
fhours = np.arange(t_range[0], t_range[1], t_gap)
filenames = [last_file['SCMOC']+'.'+str(fhour).zfill(3) for fhour in fhours]
VIS=utl.get_model_points_gy(dir_rqd[6], filenames, points,allExists=False,fill_null=True,Null_value=-0.001)
if(last_file['SCMOC'] == last_file[model] and t_range[1] > 72):
fhours = np.append(np.arange(3,72,3),np.arange(72, (t_range[1]), 6))
filenames = [last_file[model]+'.'+str(fhour).zfill(3) for fhour in fhours]
filenames2 = [last_file[model]+'.'+str(fhour).zfill(3) for fhour in fhours]
if(last_file['SCMOC'] != last_file[model] and t_range[1] > 60):
fhours = np.append(np.arange(3,60,3),np.arange(60, (t_range[1]), 6))
filenames = [last_file[model]+'.'+str(fhour+12).zfill(3) for fhour in fhours]
filenames2 = [last_file[model]+'.'+str(fhour).zfill(3) for fhour in fhours]
if(last_file['SCMOC'] != last_file[model] and t_range[1] <= 60):
fhours = np.arange(t_range[0], t_range[1], t_gap)
filenames = [last_file[model]+'.'+str(fhour+12).zfill(3) for fhour in fhours]
filenames2 = [last_file[model]+'.'+str(fhour).zfill(3) for fhour in fhours]
if(last_file['SCMOC'] == last_file[model] and t_range[1] <= 72):
fhours = np.arange(t_range[0], t_range[1], t_gap)
filenames = [last_file[model]+'.'+str(fhour).zfill(3) for fhour in fhours]
filenames2 = [last_file[model]+'.'+str(fhour).zfill(3) for fhour in fhours]
TCDC=utl.get_model_points_gy(dir_rqd[2], filenames2, points,allExists=False)
LCDC=utl.get_model_points_gy(dir_rqd[3], filenames2, points,allExists=False)
u100m=utl.get_model_points_gy(dir_rqd[4], filenames2, points,allExists=False)
v100m=utl.get_model_points_gy(dir_rqd[5], filenames2, points,allExists=False)
wsp100m=(u100m['data']**2+v100m['data']**2)**0.5
if(fhours[-1] < 120):
gust10m=utl.get_model_points_gy(dir_rqd[0], filenames, points,allExists=False)
if(fhours[-1] > 120):
if(last_file['SCMOC'] == last_file[model]):
fhours = np.arange(0, t_range[1], 6)
filenames = [last_file[model]+'.'+str(fhour).zfill(3) for fhour in fhours]
if(last_file['SCMOC'] != last_file[model]):
fhours = np.arange(0, t_range[1], 6)
filenames = [last_file[model]+'.'+str(fhour+12).zfill(3) for fhour in fhours]
gust10m=utl.get_model_points_gy(dir_rqd[1], filenames, points,allExists=False)
sta_graphics.draw_Station_Synthetical_Forecast_From_Cassandra(
t2m=t2m,Td2m=Td2m,AT=AT,u10m=u10m,v10m=v10m,u100m=u100m,v100m=v100m,
gust10m=gust10m,wsp10m=wsp10m,wsp100m=wsp100m,r03=r03,TCDC=TCDC,LCDC=LCDC,
draw_VIS=draw_VIS,VIS=VIS,drw_thr=drw_thr,
time_all=time_all,
model=model,points=points,
output_dir=output_dir,extra_info=extra_info)
minutes_meso_long = mesoData[0, :iMesoTime + 1]
dtmeso_long = [
datetime(timeTakeoff.year, timeTakeoff.month, timeTakeoff.day) +
timedelta(minutes=iminutes) for iminutes in minutes_meso_long
]
tlongmeso = [mpdates.date2num(itime) for itime in dtmeso_long]
RHmeso = mesoData[1, iMesoTime]
T2meso = mesoData[2, iMesoTime]
T9meso = mesoData[3, iMesoTime]
umeso = mesoData[4, iMesoTime]
vmeso = mesoData[5, iMesoTime]
pmeso = mesoData[6, iMesoTime]
sradmeso = mesoData[7, :iMesoTime + 1]
Td2meso = np.array(
mcalc.dewpoint_rh(T2meso * units.degC, RHmeso / 100.))
else:
tmeso = np.nan
RHmeso = np.nan
T2meso = np.nan
T9meso = np.nan
umeso = np.nan
vmeso = np.nan
pmeso = np.nan
Td2meso = np.nan
sradmeso = np.nan
#################################################
## Find indices for coptersonde and dgps files ##
#################################################
def calculate_dewpoint(temperature,rh):
temperature=temperature*units.degF
rh=rh*units.percent
return round(mpcalc.dewpoint_rh(temperature, rh).to('degF'),1)
def readRadiometerData(fnme):
def plot_fsi(parm,fsi_data,_date):
import matplotlib.pyplot as plt; from pylab import savefig ; from matplotlib import cm
C=fsi_data
fig, ax1= plt.subplots(1, sharex=True, sharey=False,figsize=(12,12),dpi=50)
ax2 = ax1.twinx()
ax1 = C.iloc[:,2].plot.line(ax=ax1,marker='o',grid=False, legend=True, style=None, rot=45,linewidth=3,color='k',)
ax2 = C.iloc[:,1].plot.line(ax=ax2,marker='o', grid=False, legend=True, style=None, rot=45,linewidth=3,color='r')
leg1=ax1.legend(loc='upper left',fontsize=18)
leg2=ax2.legend(loc='upper right',fontsize=18)
ax1.axhline(y=25,linewidth=3, color='g')
ax1.axhline(y=35,linewidth=3, color='b')
ax2.axhline(y=1000,linewidth=3, color='r',linestyle='--')
ax1.set_yticks(np.linspace(-15, ax1.get_ybound()[1]+1, 15))
ax2.set_yticks(np.linspace(0, ax2.get_ybound()[1]+1, 15))
ax1.tick_params(axis='y', colors='k',labelsize=18) ; ax1.set_ylabel('Fog Threat Index',color='k',fontsize=18) ;
ax2.tick_params(axis='y', colors='r',labelsize=18) ; ax2.set_ylabel('Visibility',color='r',fontsize=18) ;
plt.title('Fog Threat & Visibility',color='black',fontsize=18,y=1.05)
plt.tight_layout(h_pad=3) ;
if not os.path.exists(outpath+'/FogAnalysis/'+parm+'/'+_date[0:8]):
os.makedirs(outpath+'/FogAnalysis/'+parm+'/'+_date[0:8])
outFile=outpath+'/FogAnalysis/'+parm+'/'+_date[0:8]+'/'+parm+'Fog_threat_visibility'+_date[0:8]+'.png'
savefig(outFile);
plt.close(fig) ; fig.clf(fig)
def plot_fsi_catg(parm,fsi_data,_date,catg):
import matplotlib.pyplot as plt; from pylab import savefig ; from matplotlib import cm
C=fsi_data
fig, ax1= plt.subplots(1, sharex=True, sharey=False,figsize=(12,12),dpi=50)
ax2 = ax1.twinx()
ax1 = C.iloc[:,2].plot.line(ax=ax1,marker='o',grid=False, legend=True, style=None, rot=45,linewidth=3,color='k',)
ax2 = C.iloc[:,1].plot.line(ax=ax2,marker='o', grid=False, legend=True, style=None, rot=45,linewidth=3,color='r')
leg1=ax1.legend(loc='upper left',fontsize=18)
leg2=ax2.legend(loc='upper right',fontsize=18)
ax1.axhline(y=25,linewidth=3, color='g')
ax1.axhline(y=35,linewidth=3, color='b')
ax2.axhline(y=1000,linewidth=3, color='r',linestyle='--')
ax1.set_yticks(np.linspace(-15, ax1.get_ybound()[1]+1, 15))
ax2.set_yticks(np.linspace(0, ax2.get_ybound()[1]+1, 15))
ax1.tick_params(axis='y', colors='k',labelsize=18) ; ax1.set_ylabel('Fog Threat Index',color='k',fontsize=18) ;
ax2.tick_params(axis='y', colors='r',labelsize=18) ; ax2.set_ylabel('Visibility',color='r',fontsize=18) ;
plt.title('Fog Threat & Visibility',color='black',fontsize=18,y=1.05)
plt.tight_layout(h_pad=3) ;
if not os.path.exists(outpath+'/FogAnalysis/'+parm+'/'+_date[0:8]):
os.makedirs(outpath+'/FogAnalysis/'+parm+'/'+_date[0:8])
outFile=outpath+'/FogAnalysis/'+parm+'/'+_date[0:8]+'/'+parm+'_'+catg+'_Fog_threat_visibility'+_date[0:8]+'.png'
savefig(outFile);
plt.close(fig) ; fig.clf(fig)
def plot_contour_data(parm,vert_prof,catg,xtk):
import matplotlib.pyplot as plt; from pylab import savefig ; from matplotlib import cm ; import matplotlib.colors as mcolors
fig, ax= plt.subplots(1, sharex=True, sharey=False,figsize=(12,12),dpi=50)
#ax4 = ax1.twinx()
x =np.arange(0,vert_prof.iloc[:,4:41].T.shape[1],1) ;
y = np.arange(0,vert_prof.iloc[:,4:41].T.shape[0])
X, Y = np.meshgrid(x, y)
clevs=[260,262,264,266,268,270,272,274,276,278,280,282,284,285,286,287,288,289,290,291,292]
#colors1 = plt.cm.binary(np.linspace(0., 1, 128))
#colors1 = plt.cm.gist_heat_r(np.linspace(0, 1, 128))
colors2 = plt.cm.Blues(np.linspace(0., 1, 128))
colors3 = plt.cm.Reds(np.linspace(0, 1, 128))
# combine them and build a new colormap
colors = np.vstack((colors2,colors3))
mymap = mcolors.LinearSegmentedColormap.from_list('my_colormap', colors)
cs =plt.contourf(X,Y,vert_prof.iloc[:,4:41].T,levels=clevs,cmap=mymap)
#cs1 =plt.contour(X,Y,vert_prof.iloc[:,4:45].T,levels=clevs,colors='K',linewidths=0.3)
#plt.clabel(cs1, inline=1, fontsize=16)
cbar=plt.colorbar(cs, shrink=0.8, extend='both') ; cbar.set_ticks([clevs]) ; cbar.ax.invert_yaxis()
ax.set_xticks(x[::xtk]) ;
xTickMarks=vert_prof['Date'][::xtk]
xtickNames = ax.set_xticklabels(xTickMarks)
plt.setp(xtickNames, rotation=90, fontsize=10,family='sans-serif')
ax.set_yticks(y[::5]) ;
yTickMarks=vert_prof.columns[4:41][::5]
ytickNames = ax.set_yticklabels(yTickMarks,fontsize=18)
ax.tick_params(axis='x', colors='blue') ; ax.tick_params(axis='y', colors='blue')
ax.set_ylabel('Height Levels',color='blue',fontsize=18) ; titl='Temperature Profile:'+_date
plt.title(titl,color='black',fontsize=18,y=1.05)
plt.tight_layout(h_pad=3) ;
if not os.path.exists(outpath+'/FogAnalysis/'+parm+'/'+_date[0:8]):
os.makedirs(outpath+'/FogAnalysis/'+parm+'/'+_date[0:8])
outFile=outpath+'/FogAnalysis/'+parm+'/'+_date[0:6]+'/'+parm+'_'+catg+'_hours_vertical_profile'+_date[0:6]+'_1km.png'
savefig(outFile);
plt.close(fig) ; fig.clf(fig)
################################################################
fig, ax= plt.subplots(1, sharex=True, sharey=False,figsize=(12,12),dpi=50)
#ax4 = ax1.twinx()
x =np.arange(0,vert_prof.iloc[:,4:].T.shape[1],1) ;
y = np.arange(0,vert_prof.iloc[:,4:].T.shape[0])
X, Y = np.meshgrid(x, y)
clevs=[190,200,210,220,225,230,235,240,245,250,255,260,262,264,266,268,270,272,274,276,278,280,282,284,285,286,287,288,289,290,291,292]
cs =plt.contourf(X,Y,vert_prof.iloc[:,4:].T,levels=clevs,cmap=cm.gist_rainbow_r )
cs1 =plt.contour(X,Y,vert_prof.iloc[:,4:].T,levels=clevs,colors='K',linewidths=0.3)
plt.clabel(cs1, inline=1, fontsize=16)
cbar=plt.colorbar(cs, shrink=0.8, extend='both') ; cbar.set_ticks([clevs]) ; cbar.ax.invert_yaxis()
ax.set_xticks(x[::xtk]) ;
xTickMarks=vert_prof['Date'][::xtk]
xtickNames = ax.set_xticklabels(xTickMarks)
plt.setp(xtickNames, rotation=90, fontsize=10,family='sans-serif')
ax.set_yticks(y[::5]) ;
yTickMarks=vert_prof.columns[4:][::5]
ytickNames = ax.set_yticklabels(yTickMarks,fontsize=18)
ax.tick_params(axis='x', colors='blue') ; ax.tick_params(axis='y', colors='blue')
ax.set_ylabel('Height Levels',color='blue',fontsize=18) ; titl='Temperature Profile:'+_date
plt.title(titl,color='black',fontsize=18,y=1.05)
plt.xticks(size=18)
plt.tight_layout(h_pad=3) ;
if not os.path.exists(outpath+'/FogAnalysis/'+parm+'/'+_date[0:6]):
os.makedirs(outpath+'/FogAnalysis/'+parm+'/'+_date[0:6])
outFile=outpath+'/FogAnalysis/'+parm+'/'+_date[0:6]+'/'+parm+'_'+catg+'_hours_vertical_profile'+_date[0:6]+'.png'
savefig(outFile);
plt.close(fig) ; fig.clf(fig)
def plot_contour_dailydata(parm,vert_prof,_date):
import matplotlib.pyplot as plt; from pylab import savefig ; from matplotlib import cm ; import matplotlib.colors as mcolors
from matplotlib.colors import from_levels_and_colors ;
fig, ax= plt.subplots(1, sharex=True, sharey=False,figsize=(12,12),dpi=50)
#ax4 = ax1.twinx()
x =np.arange(0,vert_prof.iloc[:,4:].T.shape[1],1) ;
y = np.arange(0,vert_prof.iloc[:,4:].T.shape[0])
X, Y = np.meshgrid(x, y)
clevs=[190,200,210,220,225,230,235,240,245,250,255,260,262,264,266,268,270,272,274,276,278,280,282,284,285,286,287,288,289,290,291,292]
# mymap = mcolors.ListedColormap(['peachpuff','navajowhite','mistyrose','steelblue','cornflowerblue','slateblue','royalblue','blue','dodgerblue','deepskyblue','skyblue','mediumturquoise',\
# 'mediumaquamarine','lightseagreen','seagreen','greenyellow','indianred','forestgreen','yellow','gold','orange','darkorange',\
# 'sandybrown','limegreen','coral','orangered','red','hotpink','darkorchid','blueviolet','purple'])
# nice_cmap= plt.get_cmap(mymap)
# colors = nice_cmap([0,1, 2, 3, 4, 5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30])
# colors =nice_cmap([30,29,28,27,26,25,24,23,22,21,20,19,18,17,16,15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0])
# #cmap, norm = from_levels_and_colors(clevs, colors, extend='both')
# #norml = mcolors.BoundaryNorm(clevs, ncolors=cmap.N, clip=True)
colors2 = plt.cm.Blues(np.linspace(0., 1, 128))
colors3 = plt.cm.Reds(np.linspace(0, 1, 128))
# combine them and build a new colormap
colors = np.vstack((colors2,colors3))
mymap = mcolors.LinearSegmentedColormap.from_list('my_colormap', colors)
cs =plt.contourf(X,Y,vert_prof.iloc[:,4:].T,levels=clevs,cmap=cm.gist_rainbow_r ) #cm.gist_rainbow_r
cbar=plt.colorbar(cs, shrink=0.8, extend='both') ; cbar.set_ticks([clevs]) ; cbar.ax.invert_yaxis()
cs1 =plt.contour(X,Y,vert_prof.iloc[:,4:].T,levels=clevs,colors='K',linewidths=0.3)
plt.clabel(cs1, inline=1, fontsize=13)
ax.set_xticks(x[::5]) ;
xTickMarks=vert_prof['Date'][::5]
xtickNames = ax.set_xticklabels(xTickMarks)
plt.setp(xtickNames, rotation=90, fontsize=10,family='sans-serif')
ax.set_yticks(y[::5]) ;
yTickMarks=vert_prof.columns[4:][::5]
ytickNames = ax.set_yticklabels(yTickMarks,fontsize=18)
ax.tick_params(axis='x', colors='blue') ; ax.tick_params(axis='y', colors='blue')
ax.set_ylabel('Height Levels',color='blue',fontsize=18) ; titl='Temperature Profile:'+_date
plt.title(titl,color='black',fontsize=18,y=1.05)
plt.xticks(size=18)
plt.tight_layout(h_pad=3) ;
if not os.path.exists(outpath+'/FogAnalysis/'+parm+'/'+_date[0:8]):
os.makedirs(outpath+'/FogAnalysis/'+parm+'/'+_date[0:8])
outFile=outpath+'/FogAnalysis/'+parm+'/'+_date[0:8]+'/'+parm+'_vertical_profile'+_date[0:8]+'.png'
savefig(outFile);
plt.close(fig) ; fig.clf(fig)
##############################################################
fig, ax= plt.subplots(1, sharex=True, sharey=False,figsize=(12,12),dpi=50)
#ax4 = ax1.twinx()
x =np.arange(0,vert_prof.iloc[:,4:41].T.shape[1],1) ;
y = np.arange(0,vert_prof.iloc[:,4:41].T.shape[0])
X, Y = np.meshgrid(x, y)
clevs=[260,262,264,266,268,270,272,274,276,278,280,282,284,285,286,287,288,289,290,291,292]
colors2 = plt.cm.Blues(np.linspace(0., 1, 128))
colors3 = plt.cm.Reds(np.linspace(0, 1, 128))
# combine them and build a new colormap
colors = np.vstack((colors2,colors3))
mymap = mcolors.LinearSegmentedColormap.from_list('my_colormap', colors)
cs =plt.contourf(X,Y,vert_prof.iloc[:,4:41].T,levels=clevs,cmap=mymap ) #cm.gist_rainbow_r
cbar=plt.colorbar(cs, shrink=0.8, extend='both') ; cbar.set_ticks([clevs]) ; cbar.ax.invert_yaxis()
cs1 =plt.contour(X,Y,vert_prof.iloc[:,4:41].T,levels=clevs,colors='K',linewidths=0.3)
plt.clabel(cs1, inline=1, fontsize=13)
ax.set_xticks(x[::5]) ;
xTickMarks=vert_prof['Date'][::5]
xtickNames = ax.set_xticklabels(xTickMarks)
plt.setp(xtickNames, rotation=90, fontsize=10,family='sans-serif')
ax.set_yticks(y[::5]) ;
yTickMarks=vert_prof.columns[4:41][::5]
ytickNames = ax.set_yticklabels(yTickMarks,fontsize=18)
ax.tick_params(axis='x', colors='blue') ; ax.tick_params(axis='y', colors='blue')
ax.set_ylabel('Height Levels',color='blue',fontsize=18) ; titl='Temperature Profile:'+_date
plt.title(titl,color='black',fontsize=18,y=1.05)
plt.xticks(size=18)
plt.tight_layout(h_pad=3) ;
if not os.path.exists(outpath+'/FogAnalysis/'+parm+'/'+_date[0:8]):
os.makedirs(outpath+'/FogAnalysis/'+parm+'/'+_date[0:8])
outFile=outpath+'/FogAnalysis/'+parm+'/'+_date[0:8]+'/'+parm+'_vertical_profile'+_date[0:8]+'_1km.png'
savefig(outFile);
plt.close(fig) ; fig.clf(fig)
#############################################################################################################################################
def plot_contour_prefog(parm,vert_prof,_date,catg):
import matplotlib.pyplot as plt; from pylab import savefig ; from matplotlib import cm; import matplotlib.colors as mcolors
fig, ax= plt.subplots(1, sharex=True, sharey=False,figsize=(12,12),dpi=50)
#ax4 = ax1.twinx()
x =np.arange(0,vert_prof.iloc[:,4:].T.shape[1],1) ;
y = np.arange(0,vert_prof.iloc[:,4:].T.shape[0])
X, Y = np.meshgrid(x, y)
clevs=[190,200,210,220,225,230,235,240,245,250,255,260,262,264,266,268,270,272,274,276,278,280,282,284,285,286,287,288,289,290,291,292]
cs =plt.contourf(X,Y,vert_prof.iloc[:,4:].T,levels=clevs,cmap=cm.gist_rainbow_r )
cbar=plt.colorbar(cs, shrink=0.8, extend='both') ; cbar.set_ticks([clevs]) ; cbar.ax.invert_yaxis()
cs1 =plt.contour(X,Y,vert_prof.iloc[:,4:].T,levels=clevs,colors='K',linewidths=0.3)
plt.clabel(cs1, inline=1, fontsize=13)
ax.set_xticks(x[::5]) ;
xTickMarks=vert_prof['Date'][::5]
xtickNames = ax.set_xticklabels(xTickMarks)
plt.setp(xtickNames, rotation=90, fontsize=10,family='sans-serif')
ax.set_yticks(y[::5]) ;
yTickMarks=vert_prof.columns[4:][::5]
ytickNames = ax.set_yticklabels(yTickMarks,fontsize=18)
ax.tick_params(axis='x', colors='blue') ; ax.tick_params(axis='y', colors='blue')
ax.set_ylabel('Height Levels',color='blue',fontsize=18) ; titl='Temperature Profile:'+_date
plt.title(titl,color='black',fontsize=18,y=1.05)
plt.xticks(size=18)
plt.tight_layout(h_pad=3) ;
if not os.path.exists(outpath+'/FogAnalysis/'+parm+'/'+_date[0:8]):
os.makedirs(outpath+'/FogAnalysis/'+parm+'/'+_date[0:8])
outFile=outpath+'/FogAnalysis/'+parm+'/'+_date[0:8]+'/'+parm+catg+'_vertical_profile'+_date[0:8]+'.png'
savefig(outFile);
plt.close(fig) ; fig.clf(fig)
##############################################################
fig, ax= plt.subplots(1, sharex=True, sharey=False,figsize=(12,12),dpi=50)
#ax4 = ax1.twinx()
x =np.arange(0,vert_prof.iloc[:,4:41].T.shape[1],1) ;
y = np.arange(0,vert_prof.iloc[:,4:41].T.shape[0])
X, Y = np.meshgrid(x, y)
clevs=[260,262,264,266,268,270,272,274,276,278,280,282,284,285,286,287,288,289,290,291,292]
colors2 = plt.cm.Blues(np.linspace(0., 1, 128))
colors3 = plt.cm.Reds(np.linspace(0, 1, 128))
# combine them and build a new colormap
colors = np.vstack((colors2,colors3))
mymap = mcolors.LinearSegmentedColormap.from_list('my_colormap', colors)
cs =plt.contourf(X,Y,vert_prof.iloc[:,4:41].T,levels=clevs,cmap=mymap ) #cm.gist_rainbow_r
cbar=plt.colorbar(cs, shrink=0.8, extend='both') ; cbar.set_ticks([clevs]) ; cbar.ax.invert_yaxis()
cs1 =plt.contour(X,Y,vert_prof.iloc[:,4:41].T,levels=clevs,colors='K',linewidths=0.3)
plt.clabel(cs1, inline=1, fontsize=13)
ax.set_xticks(x[::5]) ;
xTickMarks=vert_prof['Date'][::5]
xtickNames = ax.set_xticklabels(xTickMarks)
plt.setp(xtickNames, rotation=90, fontsize=10,family='sans-serif')
ax.set_yticks(y[::5]) ;
yTickMarks=vert_prof.columns[4:41][::5]
ytickNames = ax.set_yticklabels(yTickMarks,fontsize=18)
ax.tick_params(axis='x', colors='blue') ; ax.tick_params(axis='y', colors='blue')
ax.set_ylabel('Height Levels',color='blue',fontsize=18) ; titl='Temperature Profile:'+_date
plt.title(titl,color='black',fontsize=18,y=1.05)
plt.xticks(size=18)
plt.tight_layout(h_pad=3) ;
if not os.path.exists(outpath+'/FogAnalysis/'+parm+'/'+_date[0:8]):
os.makedirs(outpath+'/FogAnalysis/'+parm+'/'+_date[0:8])
outFile=outpath+'/FogAnalysis/'+parm+'/'+_date[0:8]+'/'+parm+catg+'_vertical_profile'+_date[0:8]+'_1km.png'
savefig(outFile);
plt.close(fig) ; fig.clf(fig)
###########################################################################################################################################
hpc_file=main+'data/Files/hpc_201803.csv'
rhp_file=main+'data/Files/rhp_201803.csv'
tpc_file=main+'data/Files/tpc_201803.csv'
tpb_file=main+'data/Files/tpb_201803.csv'
met_file=main+'data/Files/met_minute_201803.csv'
vis_file=main+'data/Files/vis_201803.csv'
cbh_file=main+'data/Files/cbh_201803.csv'
####################################################################################################################################
#tpb_data=pd.read_csv(tpb_file).as_matrix()
tpb_data=np.genfromtxt(tpb_file,delimiter=',',dtype='S') ;
columns=np.empty((1,94)).astype(str) ; columns[0,0]='Date' ; columns[0,1:]=tpb_data[0,7:] ;
date_cols=tpb_data[1:,0:6].astype(int)
date_ary=np.vstack([(dt.datetime(*x).replace(year=2000+dt.datetime(*x).year)).strftime('%Y%m%d%H%M%S') for x in date_cols[:]])
tpb_data_1=np.concatenate([columns,np.concatenate([date_ary,tpb_data[1:,7:]],axis=1)],axis=0)
tpb_data_1=pd.DataFrame(data=tpb_data_1[1:,:],columns=tpb_data_1[0,:])
tpb_data_1['Date']=tpb_data_1['Date'].apply(pd.to_datetime, errors='ignore') ;
tpb_data_1.iloc[:,1:]=tpb_data_1.iloc[:,1:].apply(pd.to_numeric,errors='coerce')
tpb_data_1.index = pd.to_datetime(tpb_data_1.Date) ;
tpb_data_1.index =tpb_data_1.index.tz_localize(pytz.utc).tz_convert(pytz.timezone('Asia/Dubai'))
tpb_data_1['Date']=tpb_data_1.index
tpb_data_1=tpb_data_1.iloc[:,:].resample('1Min').mean() ; tpb_data_1.insert(0,'Date', tpb_data_1.index)
#tpb_data_hour=tpb_data_1.iloc[:,:].resample('1H').mean() ; tpb_data_hour.insert(0,'Date', tpb_data_hour.index) ;
idx = pd.date_range('2018-03-01 00:00:00', '2018-03-31 23:59:00',freq='T').tz_localize(pytz.timezone('Asia/Dubai')) #Missing data filled with Nan
tpb_data_2=tpb_data_1.reindex(idx, fill_value=np.nan)
tpb_data_2['Date']=tpb_data_2.index
##########################################################################################################################################
#tpc_data=pd.read_csv(tpc_file).as_matrix()
tpc_data=np.genfromtxt(tpc_file,delimiter=',',dtype='S') ;
columns=np.empty((1,94)).astype(str) ; columns[0,0]='Date' ; columns[0,1:]=tpc_data[0,7:] ;
date_cols=tpc_data[1:,0:6].astype(int)
date_ary=np.vstack([(dt.datetime(*x).replace(year=2000+dt.datetime(*x).year)).strftime('%Y%m%d%H%M%S') for x in date_cols[:]])
tpc_data_1=np.concatenate([columns,np.concatenate([date_ary,tpc_data[1:,7:]],axis=1)],axis=0)
tpc_data_1=pd.DataFrame(data=tpc_data_1[1:,:],columns=tpc_data_1[0,:])
tpc_data_1['Date']=tpc_data_1['Date'].apply(pd.to_datetime, errors='ignore') ;
tpc_data_1.iloc[:,1:]=tpc_data_1.iloc[:,1:].apply(pd.to_numeric,errors='coerce')
tpc_data_1.index = pd.to_datetime(tpc_data_1.Date) ;
tpc_data_1.index =tpc_data_1.index.tz_localize(pytz.utc).tz_convert(pytz.timezone('Asia/Dubai'))
tpc_data_1['Date']=tpc_data_1.index
tpc_data_1=tpc_data_1.iloc[:,:].resample('1Min').mean() ; tpc_data_1.insert(0,'Date', tpc_data_1.index)
#tpc_data_hour=tpc_data_1.iloc[:,:].resample('1H').mean() ; tpc_data_hour.insert(0,'Date', tpc_data_hour.index) ;
idx = pd.date_range('2018-03-01 00:00:00', '2018-03-31 23:59:00',freq='T').tz_localize(pytz.timezone('Asia/Dubai')) #Missing data filled with Nan
tpc_data_2=tpc_data_1.reindex(idx, fill_value=np.nan)
tpc_data_2['Date']=tpc_data_2.index
##################################################################################################################################################
#hpc_data=pd.read_csv(hpc_file).as_matrix()
hpc_data=np.genfromtxt(hpc_file,delimiter=',',dtype='S') ;
columns=np.empty((1,94)).astype(str) ; columns[0,0]='Date' ; columns[0,1:]=hpc_data[0,7:] ;
date_cols=hpc_data[1:,0:6].astype(int)
date_ary=np.vstack([(dt.datetime(*x).replace(year=2000+dt.datetime(*x).year)).strftime('%Y%m%d%H%M%S') for x in date_cols[:]])
hpc_data_1=np.concatenate([columns,np.concatenate([date_ary,hpc_data[1:,7:]],axis=1)],axis=0)
hpc_data_1=pd.DataFrame(data=hpc_data_1[1:,:],columns=hpc_data_1[0,:])
hpc_data_1['Date']=hpc_data_1['Date'].apply(pd.to_datetime, errors='ignore') ;
hpc_data_1.iloc[:,1:]=hpc_data_1.iloc[:,1:].apply(pd.to_numeric,errors='coerce')
hpc_data_1.index = pd.to_datetime(hpc_data_1.Date) ;
hpc_data_1.index =hpc_data_1.index.tz_localize(pytz.utc).tz_convert(pytz.timezone('Asia/Dubai'))
hpc_data_1['Date']=hpc_data_1.index
hpc_data_1=hpc_data_1.iloc[:,:].resample('1Min').mean() ; hpc_data_1.insert(0,'Date', hpc_data_1.index)
#hpc_data_hour=hpc_data_1.iloc[:,:].resample('1H').mean() ; hpc_data_hour.insert(0,'Date', hpc_data_hour.index) ;
hpc_data_2=hpc_data_1.reindex(idx, fill_value=np.nan)
hpc_data_2['Date']=hpc_data_2.index
#rhp_data=pd.read_csv(rhp_file).as_matrix()
rhp_data=np.genfromtxt(rhp_file,delimiter=',',dtype='S') ;
columns=np.empty((1,94)).astype(str) ; columns[0,0]='Date' ; columns[0,1:]=rhp_data[0,7:] ;
date_cols=rhp_data[1:,0:6].astype(int)
date_ary=np.vstack([(dt.datetime(*x).replace(year=2000+dt.datetime(*x).year)).strftime('%Y%m%d%H%M%S') for x in date_cols[:]])
rhp_data_1=np.concatenate([columns,np.concatenate([date_ary,rhp_data[1:,7:]],axis=1)],axis=0)
rhp_data_1=pd.DataFrame(data=rhp_data_1[1:,:],columns=rhp_data_1[0,:])
rhp_data_1['Date']=rhp_data_1['Date'].apply(pd.to_datetime, errors='ignore') ;
rhp_data_1.iloc[:,1:]=rhp_data_1.iloc[:,1:].apply(pd.to_numeric,errors='coerce')
rhp_data_1.index = pd.to_datetime(rhp_data_1.Date) ;
rhp_data_1.index =rhp_data_1.index.tz_localize(pytz.utc).tz_convert(pytz.timezone('Asia/Dubai'))
rhp_data_1['Date']=rhp_data_1.index
rhp_data_1=rhp_data_1.iloc[:,:].resample('1Min').mean() ; rhp_data_1.insert(0,'Date', rhp_data_1.index)
#rhp_data_hour=rhp_data_1.iloc[:,:].resample('1H').mean() ; rhp_data_hour.insert(0,'Date', rhp_data_hour.index) ;
rhp_data_2=rhp_data_1.reindex(idx, fill_value=np.nan)
rhp_data_2['Date']=rhp_data_2.index
spc_data_2=calculateSPH(tpc_data_2,hpc_data_2)
################################################################################################################################
# met_data=pd.read_csv(met_file).as_matrix()
# columns=np.empty((1,7)).astype(str) ; columns[0,0]='Date' ; columns[0,1]='pressure' ; columns[0,2]='Temperature' ;
# columns[0,3]='RH' ; columns[0,4]='WS' ; columns[0,5]='WD'; columns[0,6]='RainRate'
# date_cols=met_data[1:,0:6].astype(int)
# date_ary=np.vstack([(dt.datetime(*x).replace(year=2000+dt.datetime(*x).year)).strftime('%Y%m%d%H%M%S') for x in date_cols[:]])
# met_data_1=np.concatenate([columns,np.concatenate([date_ary,met_data[1:,7:]],axis=1)],axis=0)
met_data=pd.read_csv(met_file)
met_data_1=met_data.drop(['Date.1'],axis=1)
met_data_1['Date']=met_data_1['Date'].apply(pd.to_datetime, errors='ignore') ;
met_data_1[['pressure','Temperature','RH','WS','WD','RainRate']]=met_data_1[['pressure','Temperature','RH','WS','WD','RainRate']].apply(pd.to_numeric,errors='coerce')
#met_data_1['WS']=met_data_1['WS']*0.2777 #(5/18 km/h to m/sec)
met_data_1.index = met_data_1.Date ;
met_data_1.index =met_data_1.index.tz_localize(pytz.utc).tz_convert(pytz.timezone('Asia/Dubai'))
met_data_1['Date']=met_data_1.index
#met_data_1=met_data_1.iloc[:,:].resample('1Min').mean() ; met_data_1.insert(0,'Date', met_data_1.index)
#met_data_hour=met_data_1.iloc[:,:].resample('1H').mean() ; met_data_hour.insert(0,'Date', met_data_hour.index) ;
met_data_2=met_data_1.reindex(idx, fill_value=pd.np.nan)
met_data_2['Date']=met_data_2.index
###############################################################################################################################
vis_data=pd.read_csv(vis_file)
vis_data['Date']=vis_data['Date'].apply(pd.to_datetime, errors='ignore',format='%Y-%m-%d-%H-%M') ;
vis_data[['Ex.Coeff','Visibility(m)','Lux(KM)','DN_Flag','ErrorCode','ctrlrelay']]=\
vis_data[['Ex.Coeff','Visibility(m)','Lux(KM)','DN_Flag','ErrorCode','ctrlrelay']].apply(pd.to_numeric,errors='coerce')
vis_data.index = vis_data.Date ;
vis_data.index =vis_data.index.tz_localize(pytz.timezone('Asia/Dubai')) #.tz_convert(pytz.utc))
vis_data['Date']=vis_data.index
vis_data_2=vis_data.reindex(idx, fill_value=np.nan)
vis_data_2['Date']=vis_data_2.index
##################################################################################################################################
cbh_data=pd.read_csv(cbh_file).as_matrix()
columns=np.empty((1,2)).astype(str) ; columns[0,0]='Date' ; columns[0,-1]='cbh'
date_cols=cbh_data[1:,0:6].astype(int)
date_ary=np.vstack([(dt.datetime(*x).replace(year=2000+dt.datetime(*x).year)).strftime('%Y%m%d%H%M%S') for x in date_cols[:]])
cbh_data_1=np.concatenate([columns,np.concatenate([date_ary,cbh_data[1:,7:10]],axis=1)],axis=0)
cbh_data_1=pd.DataFrame(data=cbh_data_1[1:,:],columns=cbh_data_1[0,:])
cbh_data_1['Date']=cbh_data_1['Date'].apply(pd.to_datetime, errors='ignore') ;
cbh_data_1[['cbh']]=cbh_data_1[['cbh']].apply(pd.to_numeric,errors='coerce')
cbh_data_1.index = cbh_data_1.Date ;
cbh_data_1=cbh_data_1.iloc[:,:].resample('1Min').mean() ; cbh_data_1.insert(0,'Date', cbh_data_1.index)
cbh_data_1.index =cbh_data_1.index.tz_localize(pytz.utc).tz_convert(pytz.timezone('Asia/Dubai'))
cbh_data_1['Date']=cbh_data_1.index
cbh_data_2=cbh_data_1.reindex(idx, fill_value=pd.np.nan)
cbh_data_2['Date']=cbh_data_2.index
#################################################################################################################
## dewpoint calculated from RH
tpb_hour=tpb_data_2.iloc[:,:].resample('30Min').mean() ; tpb_hour.insert(0,'Date', tpb_hour.index) ;
rhp_hour=rhp_data_2.iloc[:,:].resample('30Min').mean() ; rhp_hour.insert(0,'Date', rhp_hour.index) ;
tpc_hour=tpc_data_2.iloc[:,:].resample('30Min').mean() ; tpc_hour.insert(0,'Date', tpc_hour.index) ;
met_hour=met_data_2.iloc[:,:].resample('30Min').mean() ; met_hour.insert(0,'Date', met_hour.index) ;
vis_hour=vis_data_2.iloc[:,:].resample('30Min').mean() ; vis_hour.insert(0,'Date', vis_hour.index) ;
cbh_hour=cbh_data_2.iloc[:,:].resample('30Min').mean() ; cbh_hour.insert(0,'Date', cbh_hour.index) ;
dpt_data=dewpoint_rh(np.array(tpc_hour.iloc[:,1:])*units('K'),(np.array(rhp_hour.iloc[:,1:])/100.)).to(units('K'))
dpt_data_1=pd.DataFrame(dpt_data.m,columns=rhp_hour.columns[1:])
dpt_data_1.index=rhp_hour.Date
dpt_data_1.insert(0,'Date',rhp_hour.Date)
dpt_data_tpb=dewpoint_rh(np.array(tpb_hour.iloc[:,1:])*units('K'),(np.array(rhp_hour.iloc[:,1:])/100.)).to(units('K'))
dpt_data_1_tpb=pd.DataFrame(dpt_data_tpb.m,columns=rhp_hour.columns[1:])
dpt_data_1_tpb.index=rhp_hour.Date
dpt_data_1_tpb.insert(0,'Date',rhp_hour.Date)
#########################################################################################################################
## Wet bulb Potential Temperature
import aoslib ; metpy.calc.potential_temperature
hght=np.array(rhp_hour.columns[1:].astype(int))
h_to_ps=(list(np.round(height_to_pressure_std(np.array(rhp_hour.columns[1:].astype(int))*units('meter')).m)))
h_to_pss=pd.concat([pd.DataFrame(h_to_ps).transpose()]*tpb_hour.shape[0])
tpb_hour_wet=aoslib.calctw(h_to_pss,tpb_hour.iloc[:,1:],rhp_hour.iloc[:,1:])
tpb_hour_wet_1=pd.DataFrame(tpb_hour_wet,columns=h_to_ps) #tpb_hour.columns[1:]
tpb_hour_wet_1.index=tpb_hour.Date
tpb_hour_wet_1.insert(0,'Date',tpb_hour.Date)
mix_ratio_1=aoslib.mixrat(h_to_pss,tpb_hour.iloc[:,1:],rhp_hour.iloc[:,1:])
mix_ratio_2=pd.DataFrame(mix_ratio_1,columns=h_to_ps)
mix_ratio_2.index=tpb_hour.Date
mix_ratio_2.insert(0,'Date',tpb_hour.Date)
#tpb_hour_wet_2=aoslib.awips.thetawa(tpb_hour.iloc[0:2,1:],dpt_data_1_tpb.iloc[0:2,1:],h_to_pss.iloc[0:2,:],mix_ratio_1[0:2,:])
A_w=pd.concat([tpb_hour['Date'],tpb_hour[' 1440'],dpt_data_1_tpb[' 1440'] ,mix_ratio_2[852.0]],axis=1).dropna(axis=0, how='any')
A_w.columns=['Date','T','Td','Mr']
tpb_hour_wet_2=pd.DataFrame([aoslib.awips.thetawa(np.round(A_w['T'][ii],1),np.round(A_w['Td'][ii],1) ,850,A_w['Mr'][ii]) for ii in range(0,A_w.shape[0])])
tpb_hour_wet_2.index=A_w.Date
tpb_hour_wet_2.insert(0,'Date',A_w.Date)
#mix_ratio_1=metpy.calc.mixing_ratio_from_relative_humidity(np.array(rhp_hour.iloc[:,1:])/100.,np.array(tpc_hour.iloc[:,1:])*units('K'),h_to_pss.as_matrix()*units.hectopascal)
###### Fog Stability Index ##############################
h_to_ps=(list(np.round(height_to_pressure_std(np.array(rhp_hour.columns[1:].astype(int))*units('meter')).m)))
h_to_ps.insert(0,'Date')
dpt_data_2=dpt_data_1 ; dpt_data_2.columns=h_to_ps
A=pd.concat([dpt_data_2['Date'],met_hour['Temperature'],tpc_hour['0'],dpt_data_2[1013.0],tpc_hour[' 10'],met_hour['WS']],axis=1)
A.columns=['Date','met_tmp','TPC_0','Dew_0','tpc_10','met_ws']
fsi_index=(4*(A['Temperature']))-2*((A['Temperature']) + (A[1013.0]))+ (A['WS']*1.94384)
fsi_index_1=pd.concat([dpt_data_2['Date'],vis_hour['Visibility(m)'],fsi_index],axis=1)
fsi_hig=(fsi_index_1.iloc[np.where(fsi_index_1['Visibility(m)'] >5000)]) #.between_time('22:00','06:00') ;
fsi_mod=(fsi_index_1.iloc[np.where((fsi_index_1['Visibility(m)'] >1000)&(fsi_index_1['Visibility(m)'] <5000) )]) #.between_time('22:00','06:00') ;
fsi_fog=fsi_index_1.iloc[np.where(fsi_index_1['Visibility(m)'] <=1000)]
[[fsi_fog[0].min(), fsi_fog[0].max()],[fsi_mod[0].min(), fsi_mod[0].max()],[fsi_hig[0].min(), fsi_hig[0].max()]]
fog_point = (0.044 * A['met_tmp']) + (0.844 * A['Dew_0']) - 0.55
fog_threat= tpb_hour_wet_1[852.0]-fog_point
###########################################################################################################################
h_to_ps=(list(np.round(height_to_pressure_std(np.array(rhp_hour.columns[1:].astype(int))*units('meter')).m)))
h_to_ps.insert(0,'Date')
dpt_data_2_tpb=dpt_data_1_tpb ; dpt_data_2_tpb.columns=h_to_ps
############################## TPB
A=pd.concat([dpt_data_2_tpb['Date'],met_hour['Temperature'],tpb_hour['0'],tpb_hour[' 1000'],dpt_data_2_tpb[1013.0],dpt_data_2_tpb[852.0],met_hour['WS'],\
met_hour['RH'],vis_hour['Ex.Coeff'],cbh_hour['cbh']],axis=1)
fsi_index_tpb_1=np.round((4*(A['Temperature']))-2*((A[' 1000']) + (A[1013.0]))+ (A['WS']*1.94384)+4*(A['cbh']/1000))
#######################
# A=pd.concat([dpt_data_2_tpb['Date'],met_hour['Temperature'],tpb_hour['0'],tpb_hour[' 460'],dpt_data_2_tpb[1013.0],dpt_data_2_tpb[959.0],met_hour['WS'],met_hour['RH']],axis=1)
#
# fsi_index_tpb_2=(A['0']-A[' 460']) + (A[1013.0]-A[959.0]) + (A['WS']*1.94384) #+A['RH']
#
#
# fsi_index_tpb_3=(A['0']-A[1013.0]) + (A[' 460']-A[959.0]) + (A['WS']*1.94384) #+A['RH']
#
# #fsi_index_tpb=(A['0']-A[1013.0]) + (A['0']-A[' 1440']) + (A['WS']*1.94384) #+A['RH']
fsi_index_1=pd.concat([dpt_data_2_tpb['Date'],vis_hour['Visibility(m)'],fsi_index_tpb_1,met_hour['RH'],met_hour['WS']],axis=1)
fsi_index_1.columns=['Date','Visibility(m)','fsi','RH','WS']
fsi_index_1=fsi_index_1 #.between_time('23:00','06:00')
fsi_hig=(fsi_index_1.iloc[np.where(fsi_index_1['Visibility(m)'] >3000)]) #.between_time('22:00','06:00') ;
fsi_mod=(fsi_index_1.iloc[np.where((fsi_index_1['Visibility(m)'] >1000)&(fsi_index_1['Visibility(m)'] <=3000) )]) #.between_time('22:00','06:00') ;
fsi_fog=fsi_index_1.iloc[np.where(fsi_index_1['Visibility(m)'] <=1000)]
[[fsi_fog['fsi'].min(), fsi_fog['fsi'].max()],[fsi_mod['fsi'].min(), fsi_mod['fsi'].max()],[fsi_hig['fsi'].min(), fsi_hig['fsi'].max()]]
#################### TPC
A=pd.concat([dpt_data_1['Date'],met_hour['Temperature'],tpc_hour['0'],tpc_hour[' 1000'],dpt_data_1[1013.0],dpt_data_1[852.0],met_hour['WS'],\
met_hour['RH'],vis_hour['Ex.Coeff'],cbh_hour['cbh']],axis=1)
fsi_index_tpb_1=np.round((4*(A['Temperature']))-2*((A[' 1000']) + (A[1013.0]))+ (A['WS']*1.94384)+(A['cbh']/1000))
#######################
# A=pd.concat([dpt_data_2_tpb['Date'],met_hour['Temperature'],tpb_hour['0'],tpb_hour[' 460'],dpt_data_2_tpb[1013.0],dpt_data_2_tpb[959.0],met_hour['WS'],met_hour['RH']],axis=1)
#
# fsi_index_tpb_2=(A['0']-A[' 460']) + (A[1013.0]-A[959.0]) + (A['WS']*1.94384) #+A['RH']
#
#
# fsi_index_tpb_3=(A['0']-A[1013.0]) + (A[' 460']-A[959.0]) + (A['WS']*1.94384) #+A['RH']
#
# #fsi_index_tpb=(A['0']-A[1013.0]) + (A['0']-A[' 1440']) + (A['WS']*1.94384) #+A['RH']
fsi_index_1=pd.concat([dpt_data_2['Date'],vis_hour['Visibility(m)'],fsi_index_tpb_1,met_hour['RH'],met_hour['WS']],axis=1)
fsi_index_1.columns=['Date','Visibility(m)','fsi','RH','WS']
fsi_index_1=fsi_index_1 #.between_time('23:00','06:00')
fsi_hig=(fsi_index_1.iloc[np.where(fsi_index_1['Visibility(m)'] >3000)]) #.between_time('22:00','06:00') ;
fsi_mod=(fsi_index_1.iloc[np.where((fsi_index_1['Visibility(m)'] >1000)&(fsi_index_1['Visibility(m)'] <=3000) )]) #.between_time('22:00','06:00') ;
fsi_fog=fsi_index_1.iloc[np.where(fsi_index_1['Visibility(m)'] <=1000)]
[[fsi_fog['fsi'].min(), fsi_fog['fsi'].max()],[fsi_mod['fsi'].min(), fsi_mod['fsi'].max()],[fsi_hig['fsi'].min(), fsi_hig['fsi'].max()]]
#############################################################################################################################################################
parm='DPT' ; _date='201803'
A1=pd.concat([vis_data_2['Date'],vis_data_2['Visibility(m)'], met_data_2['RH'],met_data_2['WS']], axis=1)
A_hour=A1.iloc[:,:].resample('30Min').mean() ; A_hour.insert(0,'Date', A_hour.index) ;
B_hour=pd.concat([A_hour,dpt_data_1_tpb.iloc[:,1:]],axis=1)
for indx in np.unique([x.strftime('%Y%m%d') for x in B_hour.index.date]) :
B1_hour=B_hour.loc[indx]
################# contour plots
plot_contour_dailydata(parm,B1_hour,indx)
fog_st_time=(B1_hour.iloc[np.where((B1_hour['Visibility(m)'] <=1300) & (B1_hour['RH'] >=88) & (B1_hour['WS'] <=3.0))]).between_time('00:00','10:00')
if not fog_st_time.empty :
pre_fg_st_time=(dt.datetime.strptime(fog_st_time.index.to_datetime()[0].strftime('%Y-%m-%d %H:%M:%S'),'%Y-%m-%d %H:%M:%S')-dt.timedelta(hours=3)).strftime('%Y-%m-%d %H:%M:%S')
pre_fg_ed_time=fog_st_time.index.to_datetime()[0].strftime('%Y-%m-%d %H:%M:%S')
pre_fg_data=(B_hour.loc[pre_fg_st_time:pre_fg_ed_time]).dropna(axis=0, how='any')
if not pre_fg_data.shape[0] <=1 :
plot_contour_prefog(parm,pre_fg_data,indx,'pre_fog')
fg_stt_time=fog_st_time.index.to_datetime()[0].strftime('%Y-%m-%d %H:%M:%S')
fg_ed_time=fog_st_time.index.to_datetime()[-1].strftime('%Y-%m-%d %H:%M:%S')
fg_data=(B1_hour.loc[fg_stt_time:fg_ed_time]).dropna(axis=0, how='any')
if not fg_data.shape[0] <=1 :
plot_contour_prefog(parm,fg_data,indx,'fog')
post_fg_stt_time=(dt.datetime.strptime(fog_st_time.index.to_datetime()[-1].strftime('%Y-%m-%d %H:%M:%S'),'%Y-%m-%d %H:%M:%S')+dt.timedelta(minutes=1)).strftime('%Y-%m-%d %H:%M:%S')
post_fg_ed_time=(dt.datetime.strptime(fog_st_time.index.to_datetime()[-1].strftime('%Y-%m-%d %H:%M:%S'),'%Y-%m-%d %H:%M:%S')+dt.timedelta(hours=3)).strftime('%Y-%m-%d %H:%M:%S')
post_fog_data=(B1_hour.loc[post_fg_stt_time:post_fg_ed_time]).dropna(axis=0, how='any')
if not post_fog_data.empty :
plot_contour_prefog(parm,post_fog_data,indx,'post_fog')
#############################################################################################
B_data_hig=(B_hour.iloc[np.where(B_hour['Visibility(m)'] >1000)]) #.between_time('22:00','06:00') ;
#B_data_low=(A.iloc[np.where((A['Visibility(m)'] >1000)&(A['Visibility(m)'] <5000) )]) #.between_time('22:00','06:00') ;
B_data_fog=B_hour.iloc[np.where(B_hour['Visibility(m)'] <=1000)]
B_data_fog_1=(B_data_fog.iloc[np.where((B_data_fog['RH'] >88) & (B_data_fog['WS'] <3.0))]) #.between_time('22:00','06:00')
B_hour_fog=B_data_fog_1.iloc[:,:].resample('30Min').mean() ; B_hour_fog.insert(0,'Date', B_hour_fog.index) ;
B1_hour_fog=B_hour_fog.dropna(axis=0, how='any')
plot_contour_data(parm,B1_hour_fog,'fog',5)
B_hour_hig=B_data_hig.iloc[:,:].resample('30Min').mean() ; B_hour_hig.insert(0,'Date', B_hour_hig.index) ;
B1_hour_hig=B_hour_hig.dropna(axis=0, how='any')
plot_contour_data(parm,B_hour_hig,'high',30)
# B_hour_low=B_data_low.iloc[:,:].resample('30Min').mean() ; B_hour_low.insert(0,'Date', B_hour_low.index) ;
# B1_hour_low=B_hour_low.dropna(axis=0, how='any')
#
# plot_contour_data(parm,B1_hour_low,'low')
# plot_contour_data_1km(parm,B1_hour_low,'low')
###########################################################################
parm='DPT' ; _date='201803'
fsi_index_1=fsi_index_1.dropna(axis=0,how='any')
for indx in np.unique([x.strftime('%Y%m%d') for x in fsi_index_1.index.date]) :
B1_hour=fsi_index_1.loc[indx]
if not B1_hour.empty :
plot_fsi(parm,B1_hour,indx)
fog_st_time=(B1_hour.iloc[np.where((B1_hour['Visibility(m)'] <=1000) & (B1_hour['RH'] >=88) & (B1_hour['WS'] <=3.0))]).between_time('00:00','10:00')
if not fog_st_time.empty :
pre_fg_st_time=(dt.datetime.strptime(fog_st_time.index.to_datetime()[0].strftime('%Y-%m-%d %H:%M:%S'),'%Y-%m-%d %H:%M:%S')-dt.timedelta(hours=3)).strftime('%Y-%m-%d %H:%M:%S')
pre_fg_ed_time=fog_st_time.index.to_datetime()[0].strftime('%Y-%m-%d %H:%M:%S')
pre_fg_data=(fsi_index_1.loc[pre_fg_st_time:pre_fg_ed_time]).dropna(axis=0, how='any')
if not pre_fg_data.shape[0] <=1 :
plot_fsi_catg(parm,pre_fg_data,indx,'pre_fog')
fg_stt_time=fog_st_time.index.to_datetime()[0].strftime('%Y-%m-%d %H:%M:%S')
fg_ed_time=fog_st_time.index.to_datetime()[-1].strftime('%Y-%m-%d %H:%M:%S')
fg_data=(fsi_index_1.loc[fg_stt_time:fg_ed_time]).dropna(axis=0, how='any')
if not fg_data.shape[0] <=1 :
plot_fsi_catg(parm,fg_data,indx,'fog')
post_fg_stt_time=(dt.datetime.strptime(fog_st_time.index.to_datetime()[-1].strftime('%Y-%m-%d %H:%M:%S'),'%Y-%m-%d %H:%M:%S')+dt.timedelta(minutes=1)).strftime('%Y-%m-%d %H:%M:%S')
post_fg_ed_time=(dt.datetime.strptime(fog_st_time.index.to_datetime()[-1].strftime('%Y-%m-%d %H:%M:%S'),'%Y-%m-%d %H:%M:%S')+dt.timedelta(hours=3)).strftime('%Y-%m-%d %H:%M:%S')
post_fog_data=(fsi_index_1.loc[post_fg_stt_time:post_fg_ed_time]).dropna(axis=0, how='any')
if not post_fog_data.empty :
plot_fsi_catg(parm,post_fog_data,indx,'post_fog')
T = (InFile[TempVname][...] * units('kelvin')).to(
units('degC')) # input temp is K, convert to deg C
RH = (InFile[RhVname][...] / 100.0 * units('radian')).to(
'') # convert to dimensionless, use
# radian initially since it's a
# dimensionless quantity
Z = InFile[Zname][...] * units('meter')
Nz = len(Z)
InFile.close()
# Convert the heights to pressure values
P = metc.height_to_pressure_std(Z) # P comes back in millibars
# Calculate the dew point temperature
Td = metc.dewpoint_rh(T, RH) # Td comes back in deg C
# Make the plot
Ptitle = "{0:s} (averaged over final 20 days)".format(LabelScheme[Sim])
Fig = plt.figure(figsize=(9, 9))
skewt = metp.SkewT(Fig, rotation=30)
skewt.plot(P, T, 'r')
skewt.plot(P, Td, 'g')
skewt.ax.set_xlim(-80, 30)
skewt.ax.set_ylim(1000, 50)
skewt.ax.title.set_text(Ptitle)
skewt.plot_dry_adiabats()
skewt.plot_moist_adiabats()
def test_percent_dewpoint_rh():
"""Test dewpoint_rh with rh in percent."""
td = dewpoint_rh(10.6 * units.degC, 37 * units.percent)
assert_almost_equal(td, 26. * units.degF, 0)