def main():
season_to_months = OrderedDict([
("Dec", [12, ]),
("Jan", [1, ]),
("Feb", [2, ]),
("Mar", [3, ]),
("Apr", [4, ])])
start_year = 2003
end_year = 2012
nemo_manager = NemoYearlyFilesManager(folder="/home/huziy/skynet3_rech1/offline_glk_output_daily_1979-2012")
# nemo_manager = NemoYearlyFilesManager(folder="/Users/san/NEMO/outputs")
# glerl_manager = GLERLIceCoverManager(data_folder="/Users/san/NEMO/validation/glerl_ice_data")
glerl_manager = GLERLIceCoverManager()
glerl_manager.get_data_for_day(the_date=datetime(2005, 1, 3))
obs_ice_cover_interp = glerl_manager.get_icecover_interpolated_to(
lons2d_target=nemo_manager.lons, lats2d_target=nemo_manager.lats, the_date=datetime(2013, 4, 3))
fig = plt.figure()
xx, yy = nemo_manager.basemap(nemo_manager.lons, nemo_manager.lats)
im = nemo_manager.basemap.pcolormesh(xx, yy, obs_ice_cover_interp)
nemo_manager.basemap.colorbar(im)
nemo_manager.basemap.drawcoastlines()
plt.show()
def main():
season_to_months = OrderedDict([("Dec", [
12,
]), ("Jan", [
1,
]), ("Feb", [
2,
]), ("Mar", [
3,
]), ("Apr", [
4,
])])
start_year = 1995
end_year = 2010
# nemo_manager = NemoYearlyFilesManager(folder="/home/huziy/skynet3_rech1/offline_glk_output_daily_1979-2012")
# nemo_manager = NemoYearlyFilesManager(folder="/Users/san/NEMO/outputs")
nemo_manager = NemoYearlyFilesManager(
folder="/home/huziy/skynet3_rech1/offline_glk_output_daily_1979-2012")
# glerl_manager = GLERLIceCoverManager(data_folder="/Users/san/NEMO/validation/glerl_ice_data")
glerl_manager = GLERLIceCoverManager()
glerl_manager.get_data_for_day(the_date=datetime(2005, 1, 3))
obs_ice_cover_interp = glerl_manager.get_icecover_interpolated_to(
lons2d_target=nemo_manager.lons,
lats2d_target=nemo_manager.lats,
the_date=datetime(2013, 4, 3))
fig = plt.figure()
xx, yy = nemo_manager.basemap(nemo_manager.lons, nemo_manager.lats)
im = nemo_manager.basemap.pcolormesh(xx, yy, obs_ice_cover_interp)
nemo_manager.basemap.colorbar(im)
nemo_manager.basemap.drawcoastlines()
plt.show()
def main():
obs_data_path = "/home/huziy/skynet3_rech1/nemo_obs_for_validation/glerl_icecover_all_files"
obs_data_path_1973_2002 = "/HOME/huziy/skynet3_rech1/nemo_obs_for_validation/ice_cover_glk/daily_grids_1973_2002/data"
from pathlib import Path
p = Path(obs_data_path)
data_files = list(sorted(f for f in p.iterdir()))
print(data_files[:10])
gman = GLERLIceCoverManager(data_folder=obs_data_path)
out_path = "/home/huziy/skynet3_rech1/nemo_obs_for_validation/glerl_icecov1_fix.nc"
# start_date = datetime.strptime(data_files[0].name[1:-3], "%Y%m%d")
start_date = datetime(1972, 1, 1)
with Dataset(out_path, mode="w") as ds:
ds.createDimension("time")
ds.createDimension("x", gman.ncols_target)
ds.createDimension("y", gman.ncols_target)
tvar = ds.createVariable("time", "i4", ("time", ))
tvar.units = "days since {:%Y-%m-%d %H:%M:%S}".format(start_date)
tvar.description = "ice cover data from GLERL"
assert isinstance(ds, Dataset)
dvar = ds.createVariable("ice_cover",
"f4", ("time", "x", "y"),
zlib=True,
least_significant_digit=3)
dvar.coordinates = "lon lat"
dvar.missing_value = 1e20
lon_var = ds.createVariable("lon", "f4", ("x", "y"))
lat_var = ds.createVariable("lat", "f4", ("x", "y"))
# save the coordinates
lon_var[:] = gman.lons2d_target
lat_var[:] = gman.lats2d_target
i1 = 0
# write the data for 1973-2002 period
for i, fpath in enumerate(
sorted(Path(obs_data_path_1973_2002).iterdir(),
key=lambda zp: get_date_from_nic_cis_filepath(zp))):
if not fpath.name.lower()[-3:] in ["cis", "nic"]:
continue
the_date = get_date_from_nic_cis_filepath(fpath)
# Avoid duplicates
if the_date.year >= 2003:
continue
if the_date.year == 2002 and the_date.month >= 12:
continue
data = gman.get_data_from_file_interpolate_if_needed(fpath)
dvar[i, :, :] = data
dt = the_date - start_date
tvar[i] = dt.total_seconds() / (3600.0 * 24.0)
# debug for testing
# if fpath.name[-5] != "0":
# import matplotlib.pyplot as plt
#
# plt.figure()
# prj = crs.PlateCarree()
# ax = plt.axes(projection=prj)
# ax.pcolormesh(gman.lons2d_target, gman.lats2d_target, data, transform=prj)
# ax.add_feature(cartopy.feature.LAKES, facecolor="none", edgecolor="k", linewidth=2)
# ax.coastlines()
# plt.show()
#
# if True:
# raise Exception()
i1 += 1
print("processed data for 1973-2002 period")
for i, fpath in enumerate(data_files, start=i1):
current_date = datetime.strptime(fpath.name[1:-3], "%Y%m%d")
print(str(fpath))
print(current_date)
data = gman.get_data_from_file_interpolate_if_needed(fpath)
print(data.shape)
dvar[i, :, :] = data
# plt.figure()
# prj = crs.PlateCarree()
# ax = plt.axes(projection=prj)
# ax.pcolormesh(gman.lons2d_target, gman.lats2d_target, data, transform=prj)
# ax.add_feature(cartopy.feature.LAKES, facecolor="none", edgecolor="k", linewidth=2)
# ax.coastlines()
# plt.show()
dt = current_date - start_date
tvar[i] = dt.total_seconds() / (3600.0 * 24.0)
def main():
obs_data_path = "/home/huziy/skynet3_rech1/nemo_obs_for_validation/glerl_icecover_all_files"
obs_data_path_1973_2002 = "/HOME/huziy/skynet3_rech1/nemo_obs_for_validation/ice_cover_glk/daily_grids_1973_2002/data"
from pathlib import Path
p = Path(obs_data_path)
data_files = list(sorted(f for f in p.iterdir()))
print(data_files[:10])
gman = GLERLIceCoverManager(data_folder=obs_data_path)
out_path = "/home/huziy/skynet3_rech1/nemo_obs_for_validation/glerl_icecov1.nc"
# start_date = datetime.strptime(data_files[0].name[1:-3], "%Y%m%d")
start_date = datetime(1973, 1, 1)
with Dataset(out_path, mode="w") as ds:
ds.createDimension("time")
ds.createDimension("lon", gman.ncols_target)
ds.createDimension("lat", gman.ncols_target)
tvar = ds.createVariable("time", "i4", ("time", ))
tvar.units = "days since {:%Y-%m-%d %H:%M:%S}".format(start_date)
tvar.description = "ice cover data from GLERL"
dvar = ds.createVariable("ice_cover", "f4", ("time", "lon", "lat"))
dvar.coordinates = "lon lat"
lon_var = ds.createVariable("lon", "f4", ("lon", "lat"))
lat_var = ds.createVariable("lat", "f4", ("lon", "lat"))
# save the coordinates
lon_var[:] = gman.lons2d_target
lat_var[:] = gman.lats2d_target
i1 = 0
# write the data for 1973-2002 period
for i, fpath in enumerate(sorted(Path(obs_data_path_1973_2002).iterdir(), key=lambda zp: get_date_from_nic_cis_filepath(zp))):
if not fpath.name.lower()[-3:] in ["cis", "nic"]:
continue
the_date = get_date_from_nic_cis_filepath(fpath)
# Avoid duplicates
if the_date.year >= 2003:
continue
if the_date.year == 2002 and the_date.month >= 12:
continue
data = gman.get_data_from_file_interpolate_if_needed(fpath)
dvar[i, :, :] = data
dt = the_date - start_date
tvar[i] = dt.total_seconds() / (3600.0 * 24.0)
# debug for testing
# if fpath.name[-5] != "0":
# import matplotlib.pyplot as plt
#
# plt.figure()
# prj = crs.PlateCarree()
# ax = plt.axes(projection=prj)
# ax.pcolormesh(gman.lons2d_target, gman.lats2d_target, data, transform=prj)
# ax.add_feature(cartopy.feature.LAKES, facecolor="none", edgecolor="k", linewidth=2)
# ax.coastlines()
# plt.show()
#
# if True:
# raise Exception()
i1 += 1
print("processed data for 1973-2002 period")
for i, fpath in enumerate(data_files, start=i1):
current_date = datetime.strptime(fpath.name[1:-3], "%Y%m%d")
print(str(fpath))
print(current_date)
data = gman.get_data_from_file_interpolate_if_needed(fpath)
print(data.shape)
dvar[i, :, :] = data
# plt.figure()
# prj = crs.PlateCarree()
# ax = plt.axes(projection=prj)
# ax.pcolormesh(gman.lons2d_target, gman.lats2d_target, data, transform=prj)
# ax.add_feature(cartopy.feature.LAKES, facecolor="none", edgecolor="k", linewidth=2)
# ax.coastlines()
# plt.show()
dt = current_date - start_date
tvar[i] = dt.total_seconds() / (3600.0 * 24.0)
