def plot_all_WLH(wlh, y=0, axlims=(0,50,50,180), cmap='jet', clines=True):
onset = wlh['onset']
Rsq = wlh['Rsq']
lat = wlh['lat']
lon = wlh['lon']
kmax = wlh['smoothing_kmax']
years=wlh['years']
if wlh['climatology']:
titlestr = 'CMAP %d-%d Climatology' % (years.min(), years.max())
else:
onset = onset[y]
Rsq = Rsq[y]
titlestr = 'CMAP %d' % years[y]
# Note: add 1 to pentad indices to index from 1-73 for comparison
# with Wang & LinHo
onset = onset + 1
# Calculate onset dates from pentads
nlat, nlon = onset.shape
onset_date = np.nan * np.ones((nlat, nlon))
for i in range(nlat):
for j in range(nlon):
jday = atm.pentad_to_jday(onset[i, j], pmin=1)
mon, day = atm.jday_to_mmdd(jday)
onset_date[i, j] = 100*mon + day
# -- Smooth with cubic spline
# lat_i = np.arange(-89.5, 90, 0.5)
# lon_i = np.arange(0, 360, 0.5)
lat_i = np.arange(-90, 90, 4.)
lon_i = np.arange(0, 360, 4.)
onset_date = atm.interp_latlon(onset_date, lat_i, lon_i, lat, lon, order=3)
clev_date = [501, 511, 521, 601, 611, 621, 701, 711]
clev_label = {}
for d in clev_date:
clev_label[d] = '%02d-%02d' % (d//100, d%100)
# Plot maps
manual = False
plt.figure(figsize=(14,10))
cmin, cmax = 20, 55
plt.subplot(211)
_, pc = atm.pcolor_latlon(onset, lat, lon, cmap=cmap, axlims=axlims)
pc.set_clim(cmin, cmax)
if clines:
_, cs = atm.contour_latlon(onset_date, lat_i, lon_i, clev=clev_date,
axlims=axlims)
plt.clabel(cs, clev_date, fmt=clev_label, manual=manual)
plt.title(titlestr + ' Onset Pentad & Day')
else:
plt.title(titlestr + ' Onset Pentad')
plt.subplot(212)
clev = np.arange(0, 1.1, 0.025)
_, pc = atm.pcolor_latlon(Rsq, lat, lon, cmap=cmap, axlims=axlims)
pc.set_clim(0., 1.)
plt.title('$R^2$ for kmax = %d' % kmax)
def daystr(day):
day = round(day)
mm, dd = atm.jday_to_mmdd(day)
mon = atm.month_str(mm)
return '%.0f (%s-%.0f)' % (day, mon, dd)