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NCAR

94 indexed repositories · View on GitHub

wrf-python
A collection of diagnostic and interpolation routines for use with output from the Weather Research and Forecasting (WRF-ARW) Model.

Python · 498 stars
DART
Data Assimilation Research Testbed

Fortran · 263 stars
wrf_hydro_nwm_public
WRF-Hydro model code

Fortran · 248 stars
geocat-comp
GeoCAT-comp provides implementations of computational functions for operating on geosciences data. Many of these functions originated in ...

Python · 145 stars
FastEddy-model
An NSF NCAR developed, parallelized and GPU-resident, large-eddy simulation code for accelerated modeling of the atmospheric boundary lay...

C · 128 stars
lrose-core
Core C/C++ code for LROSE.

C++ · 117 stars
noahmp
Noah-MP Community Repository

Fortran · 109 stars
miles-credit
NCAR MILES Community Research Earth Digital Intelligence Twin (CREDIT): research platform for ML Earth system prediction models.

Python · 104 stars
ccpp-physics
Collection of physics parameterizations compliant with the Common Community Physics Package (CCPP) framework

Fortran · 78 stars
geocat-examples
GeoCAT-examples provides a gallery of visualization examples demonstrating how to reproduce plots from NCL Applications scripts with pack...

Python · 74 stars
hrldas
HRLDAS (High Resolution Land Data Assimilation System)

Jupyter Notebook · 66 stars
geocat-viz
GeoCAT-viz contains tools to help plot geoscience data, including convenience and plotting functions that are used to facilitate plotting...

Python · 65 stars
ADF
A unified collection of python scripts used to generate standard plots from CAM outputs.

Python · 50 stars
music-box
A box/column model using MICM chemistry

Jupyter Notebook · 37 stars
CUPiD
CUPiD is a “one stop shop” that enables and integrates timeseries file generation, data standardization, diagnostics, and metrics from al...

Jupyter Notebook · 34 stars
wrf_hydro_gis_preprocessor

Python · 30 stars
CESM-Tutorial

Jupyter Notebook · 29 stars
Topo
NCAR Global Model Topography Generation Software for Unstructured Grids

Fortran · 29 stars
WrfHydroForcing
Python forcing engine for WRF-Hydro

Python · 28 stars
tiegcm
The Official NCAR TIEGCM GitHub repository

Fortran · 27 stars
74 more repositories live on View on GitHub

Beginner friendly Everything

Open All

Validation dataset timestamp issue Open

Difficulty 3/5 1-2 days Newbie friendliness 72/100

NCAR/miles-credit#507 · Opened Sep 18, 2026
max walltime for batch resources get lost Open

NCAR/bc_ncar_jupyter#11 · 1 assignee · Opened Sep 18, 2026
New engineering products for UCOMP Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

NCAR/ucomp-pipeline#377 · Opened Sep 18, 2026
Reprocess 2026 09 15 to fix issues Open

process

NCAR/ucomp-pipeline#376 · 2 comments · 1 assignee · Opened Sep 18, 2026
Gen 1 Unstaggered Wind Bug Open

bug

Difficulty 1/5 Under an hour Newbie friendliness 92/100

NCAR/miles-credit#506 · Opened Sep 17, 2026
TEMPO main branch updated outside of WM PR process Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

NCAR/TEMPO#52 · 9 comments · 2 reactions · Opened Sep 17, 2026
KCor difference FITS header keyword values Open

enhancement

NCAR/kcor-pipeline#533 · 1 assignee · Opened Sep 16, 2026
Fortran #5462: Global name too long Open

bug

NCAR/ccpp-framework#786 · 8 comments · 1 assignee · Opened Sep 16, 2026
CESM Workflow does not rerun CUPiD if CESM case is continued Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

NCAR/CUPiD#415 · Opened Sep 15, 2026
When creating multiple time series files, not all derived variables are created Open

NCAR/CUPiD#414 · 1 assignee · Opened Sep 15, 2026
Change the default SfcLayer scheme for 15 km mesh as `sf_monin_obukhov_rev` Open

bug

Difficulty 1/5 Under an hour Newbie friendliness 92/100

NCAR/MPAS-Workflow#438 · Opened Sep 15, 2026
Swin Transformer repeatedly synchronizes large static attention masks during DDP training Open

Difficulty 4/5 3-5 days Newbie friendliness 58/100

NCAR/miles-credit#505 · Opened Sep 15, 2026
[Scientific bug] Default snow conductivity (option 1, Stieglitz) falls below the two-phase series bound at fresh-snow densities from Eq. 3.1.13; reproduced on the shipped Bondville example Open

Difficulty 4/5 3-5 days Newbie friendliness 57/100

NCAR/noahmp#266 · 2 comments · Opened Sep 15, 2026
Inconsistent density convention when un-baking ConstHeatCapacIce Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

NCAR/noahmp#265 · Opened Sep 14, 2026
Introduce interpolation options for environment conditions Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

NCAR/music-box#516 · Opened Sep 14, 2026
Zero-pad years in datetime strings using i4.4 Open

bug

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

NCAR/fire_behavior#50 · Opened Sep 14, 2026
Some WACCM history files use the noleap calendar Open

NCAR/music-box#515 · 1 comment · 1 assignee · Opened Sep 14, 2026
bridgescaler_transform: channels_last default + spatial_variables mismatch corrupts fitted scaler stats Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

NCAR/miles-credit#503 · Opened Sep 14, 2026
Specific humidity vs mixing ratio in the Fuel Moisture Model (WRF-Fire/SFIRE bug) Open

bug Initialization

Difficulty 5/5 Over a week Newbie friendliness 35/100

NCAR/fire_behavior#44 · Opened Sep 13, 2026
Regression harness fails due to non-initialized variables; timing mismatch; namelist parameters are missing Open

bug Regression Harness

Difficulty 5/5 Over a week Newbie friendliness 35/100

NCAR/fire_behavior#43 · 2 comments · Opened Sep 12, 2026
Fuel Moisture Model implementation Open

bug Initialization Regression Harness

Difficulty 5/5 Over a week Newbie friendliness 25/100

NCAR/fire_behavior#42 · Opened Sep 11, 2026
Add interpolation options UI for environment conditions Open

Difficulty 3/5 1-2 days Newbie friendliness 65/100

NCAR/music-box-interactive#584 · 1 comment · Opened Sep 10, 2026
Update/rewrite ccpp_track_variables.py for capgen Open

capgen-unification enhancement

Difficulty 5/5 Over a week Newbie friendliness 45/100

NCAR/ccpp-framework#784 · Opened Sep 10, 2026
Debugging capabilities for capgen v1 Open

enhancement post-capgen-unification

NCAR/ccpp-framework#783 · 1 assignee · Opened Sep 10, 2026
Need documentation for multiple instances Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

NCAR/ccpp-doc#84 · Opened Sep 10, 2026
Curated examples Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

NCAR/music-box#512 · Opened Sep 10, 2026
Improve DAE Constraint Initialization Open

enhancement

NCAR/micm#1090 · 1 assignee · Opened Sep 10, 2026
No final restart written when a run ends between scheduled restart times Open

Difficulty 4/5 3-5 days Newbie friendliness 52/100

NCAR/hrldas#331 · Opened Sep 10, 2026
Need to update CCPPStandardNames --> ESMStandardNames Open

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

NCAR/ccpp-doc#83 · Opened Sep 9, 2026
MPI Updates Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

NCAR/DART#1189 · 9 comments · Opened Sep 9, 2026
CREDIT working on Windows (notes and demo) Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

NCAR/miles-credit#502 · Opened Sep 9, 2026
Job logs for 2nd+ training attempts not added to logs folder Open

gen2-hardening

Difficulty 4/5 3-5 days Newbie friendliness 45/100

NCAR/miles-credit#501 · Opened Sep 9, 2026
CIRRUS LLM interface for miles-credit[ask] Open

enhancement gen2-hardening

Difficulty 4/5 3-5 days Newbie friendliness 45/100

NCAR/miles-credit#500 · Opened Sep 9, 2026
standard_scaler.json file not found Open

gen2-hardening

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

NCAR/miles-credit#499 · 1 comment · 1 reaction · Opened Sep 9, 2026
Credit begin configs default to 137 levels Open

documentation gen2-hardening

Difficulty 4/5 3-5 days Newbie friendliness 48/100

NCAR/miles-credit#498 · Opened Sep 9, 2026
QuickStart: Missing section for rollout Open

gen2-hardening

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

NCAR/miles-credit#497 · 1 reaction · Opened Sep 9, 2026
credit plot breaks with --denorm flag Open

gen2-hardening

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

NCAR/miles-credit#496 · Opened Sep 9, 2026
Feature Request: Standardize CLI status messages for improved UX Open

gen2-hardening

Difficulty 4/5 3-5 days Newbie friendliness 55/100

NCAR/miles-credit#495 · 1 reaction · Opened Sep 9, 2026
Consistent naming convention for config file in QuickStart guide Open

documentation gen2-hardening

Difficulty 1/5 Under an hour Newbie friendliness 74/100

NCAR/miles-credit#493 · Opened Sep 9, 2026
preprocess job fails for default credit begin config Open

gen2-hardening

Difficulty 3/5 1-2 days Newbie friendliness 45/100

NCAR/miles-credit#492 · Opened Sep 9, 2026
Invalid data parallelism default value (ddp) during config generation Open

gen2-hardening

Difficulty 2/5 1-3 hours Newbie friendliness 70/100

NCAR/miles-credit#491 · Opened Sep 9, 2026
Better clarification to accept defaults Open

documentation gen2-hardening

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

NCAR/miles-credit#490 · Opened Sep 9, 2026
Preblocks scaler file does not exist after credit begin Open

gen2-hardening

Difficulty 3/5 1-2 days Newbie friendliness 48/100

NCAR/miles-credit#489 · 1 comment · 1 reaction · Opened Sep 9, 2026
connect the quickstart to the conceptual material, and fill the remaining "why" gaps Open

documentation gen2-hardening

Difficulty 4/5 3-5 days Newbie friendliness 55/100

NCAR/miles-credit#488 · Opened Sep 9, 2026
Credit "begin" not included in initial help Open

documentation gen2-hardening

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

NCAR/miles-credit#487 · Opened Sep 9, 2026
credit begin uses invalid account key Open

gen2-hardening

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

NCAR/miles-credit#486 · Opened Sep 9, 2026
Visualize integrated reaction rate data Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

NCAR/music-box-interactive#580 · 3 comments · Opened Sep 8, 2026
Remove `write multiple files` key from `config/jedi/ObsPlugs/enkf/ObsAnchors.yaml` Open

bug

Difficulty 1/5 Under an hour Newbie friendliness 88/100

NCAR/MPAS-Workflow#433 · Opened Sep 8, 2026
Fix network display upon species selection in flow diagram Open

Difficulty 3/5 1-2 days Newbie friendliness 62/100

NCAR/music-box-interactive#579 · Opened Sep 8, 2026
aerosol_gas_tables calls Inside_SE, which is not defined anywhere Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

NCAR/ADF#475 · Opened Sep 4, 2026

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