Skip to content

fix: make precip_nowcast four dimensional #530

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
dnerini merged 1 commit into from
Nov 28, 2025
Merged

fix: make precip_nowcast four dimensional #530

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
16 changes: 10 additions & 6 deletions examples/steps_blended_forecast.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -265,7 +265,9 @@

precip_forecast = blending.steps.forecast(
precip=radar_precip,
precip_nowcast=fc_lagrangian_extrapolation,
precip_nowcast=np.array(
[fc_lagrangian_extrapolation]
), # Add an extra dimension, becuase precip_nowcast has to be 4-dimensional
precip_models=nwp_precip,
velocity=velocity_radar,
velocity_models=velocity_nwp,
Expand Down Expand Up @@ -304,7 +306,7 @@
# forecast has become more important and the forecast starts to resemble the
# NWP forecast more.

fig = plt.figure(figsize=(5, 12))
fig = plt.figure(figsize=(6, 12))

leadtimes_min = [30, 60, 90, 120, 150, 180]
n_leadtimes = len(leadtimes_min)
Expand All @@ -329,7 +331,7 @@
plot_precip_field(
fc_lagrangian_extrapolation_mmh[idx, :, :],
geodata=radar_metadata,
title=f"Extrapolated +{leadtime} min",
title=f"NWC +{leadtime} min",
axis="off",
colorscale="STEPS-NL",
colorbar=False,
Expand All @@ -355,7 +357,9 @@

precip_forecast = blending.steps.forecast(
precip=radar_precip,
precip_nowcast=fc_lagrangian_extrapolation,
precip_nowcast=np.array(
[fc_lagrangian_extrapolation]
), # Add an extra dimension, becuase precip_nowcast has to be 4-dimensional
precip_models=nwp_precip,
velocity=velocity_radar,
velocity_models=velocity_nwp,
Expand Down Expand Up @@ -387,7 +391,7 @@
# Visualize the output
# ~~~~~~~~~~~~~~~~~~~~

fig = plt.figure(figsize=(5, 12))
fig = plt.figure(figsize=(8, 12))

leadtimes_min = [30, 60, 90, 120, 150, 180]
n_leadtimes = len(leadtimes_min)
Expand Down Expand Up @@ -422,7 +426,7 @@
# Raw extrapolated nowcast
ax3 = plt.subplot(n_leadtimes, 4, n * 4 + 3)
plot_precip_field(
fc_lagrangian_extrapolation_mmh[0, idx, :, :],
fc_lagrangian_extrapolation_mmh[idx, :, :],
geodata=radar_metadata,
title=f"NWC + {leadtime} min",
axis="off",
Expand Down