Discover NCAR/NCAR-Classic-Libraries-for-Geophysics Open Source

The NCAR Command Language (NCL) is a scripting language for the analysis and visualization of climate and weather data.

400

ncl

263

DART

Data Assimilation Research Testbed

VAPOR is the Visualization and Analysis Platform for Ocean, Atmosphere, and Solar Researchers

194

VAPOR

wrf_hydro_nwm_public

ParallelIO

A high-level Parallel I/O Library for structured grid applications

134

pyngl

134

geocat-comp

GeoCAT-comp provides implementations of computational functions for operating on geosciences data. Many of these functions originated in NCL and were translated into Python.

This is the release repository for the Weather Research and Forecasting Model

123

WRFV3

PyNIO is a multi-format data I/O package with a NetCDF-style interface

122

pynio

113

ai4ess-hackathon-2020

Cubic B-Spline implementation in C++ templates

110

bspline

Core C/C++ code for LROSE.

lrose-core

C++

CESM_postprocessing

Project repository for the CESM python based post-processing code, documentation and issues tracking.

A community-contributed tool box for managing, analyzing, and visualizing WRF Hydro (and NWM) input and output files in R.

rwrfhydro

icar

The Intermediate Complexity Atmospheric Research model (ICAR)

WRF in containers, related code and data sets for release purposes.

container-wrf

Noah-MP Community Repository

noahmp

GeoCAT-examples provides a gallery of visualization examples demonstrating how to reproduce plots from NCL Applications scripts with packages in Python. It also includes some longer form examples demonstrating how to use functionality from various GeoCAT packages.

geocat-examples

Student Workbook Repository for the wrf-python Tutorial

wrf_python_tutorial

An NSF NCAR developed, parallelized and GPU-resident, large-eddy simulation code for accelerated modeling of the atmospheric boundary layer.

GPU_workshop

HTML

FastEddy-model

Numerical & Scientific Computing with Python Tutorial

ncar-python-tutorial

Python API for the WRF-Hydro model

wrf_hydro_py

ccpp-physics

GFS physics for CCPP

TITAN system within LROSE

lrose-titan

Shell

hrldas

HRLDAS (High Resolution Land Data Assimilation System)

Jupyter notebooks for WRF-Hydro trainings

wrf_hydro_training

GeoCAT-viz contains tools to help plot geoscience data, including convenience and plotting functions that are used to facilitate plotting geosciences data with Matplotlib, Cartopy, and other visualization packages.

geocat-viz

Examples of analysis of CESM LENS data publicly available on Amazon S3 (us-west-2 region) using xarray and dask

cesm-lens-aws

A package for converting NetCDF files from time-slice (history) format to time-series (single-variable) format.

PyReshaper

WPS and WRF docker container, GNU MPI Build and Run

WRF_DOCKER

Roff

ADF

A unified collection of python scripts used to generate standard plots from CAM outputs.

This repository hosts a Jupyter notebook based application of the Weather Research and Forecasting Model (WRF) on a Raspberry Pi (version 3 or higher).

pi-wrf

HRLDAS (High Resolution Land Data Assimilation System) containing the Noah-MP Land Surface Model

hrldas-release

wrf_hydro_arcgis_preprocessor

CTSM-Tutorial

CTSM Tutorial Materials

A box/column model using MICM chemistry

music-box

Generalized Analog Regression Downscaling (GARD) code

GARD

End-to-end NWP systems in containers.

container-dtc-nwp

KGen

Fortran Kernel Generator

Common Community Physics Package (CCPP)

fields

HTML

ccpp-framework

NCAR Global Model Topography Generation Software for Unstructured Grids

Topo

RDA apps clients. Subdirectories will be organized by language, e.g. python, perl, c++, bash

rda-apps-clients

CUPiD is a “one stop shop” that enables and integrates timeseries file generation, data standardization, diagnostics, and metrics from all CESM components.

CUPiD

Earth System Model Lab (esmlab). ⚠️⚠️ ESMLab functionality has been moved into <https://github.com/NCAR/geocat-comp>. ⚠️⚠️

esmlab

Repository for hosting material related to the Earth System Data Science (ESDS) initiative efforts

esds

NCAR/CISL Dask tutorial (Spring 2023)

dask-tutorial

Tools to support analysis of POP2-CESM model solutions

pop-tools

NetCDF CF Conventions for radial coordinate data for RADAR and LIDAR

CfRadial

wrf_hydro_docker

Docker containers for the WRF-Hydro modeling system

iCESM1.2

Isotope-enabled CESM1.2

wrf_hydro_gis_preprocessor

Scripts for controlling DA workflows with MPAS-Model and mpas-bundle

MPAS-Workflow

notebook-gallery

Python forcing engine for WRF-Hydro

WrfHydroForcing

SPERR is a lossy scientific (floating-point) data compressor that produces one of the best rate-distortion curves.

SPERR

C++

ldcpy

Statistical and visual tools for gathering metrics and comparing Earth System Model data files. A common use case is comparing data that has been lossily compressed with the original data.

A place to put sample workflows and tools that use ctsm model output

ctsm_python_gallery

A package used for computing averages from climate model output

pyAverager

Earth Computer Hyperparameter Optimization

echo-opt

GLOW

The GLobal airglOW Model

CESM-Tutorial

jOAI is an OAI-PMH data provider and harvester Java web application

joai-project

Java

wrfcloud

WRF Cloud Framework

GOES-16 Convective Initiation Benchmark

goes16ci

GeoCAT

intake-esm-datastore

ai4ess-hackathon-2020-notebooks

Machine learning emulators for microphysical processes.

mlmicrophysics

Gridded Meteorological Ensemble Tool

GMET

The Climate Variability Diagnostics Package (CVDP) developed by NCAR's Climate Analysis Section is an analysis tool that documents the major modes of climate variability in models and observations.

CVDP-ncl

ccpp-scm

CCPP Single Column Model

WPS

Earth System Model Collection specification

esm-collection-spec

ncar-jobqueue

Utilities for configuring dask-jobqueue with appropriate settings for NCAR clusters

Repository to include all neon-related visualization scripts.

NEON-visualization

Tools to support analysis of CESM/MOM6 model solutions (mom6-tools)

mom6-tools

Rechunking retrospective runs to more approachable chunks in Zarr output.

rechunk_retro_nwm_v21

CEDRIC, SPRINT, PPI, CEDIO, and GRID2PS tools for radar data analysis

RadarAnalysisTools

PostScript

fire-indices

Code for calculating various fire indices for a research project about simultaneous large fires

Methods for creating watershed discretizations for use in hydrological modeling or analysis. Examples use the SUMMA modeling Framework.

watershed_tools

A Python package to facilitate synthesis and analysis of Earth system data.

esds-funnel

Tutorial Jupyter Notebooks for the 'CESM-Lab' environment

CESM-Lab-Tutorial

Integrated End-To-End WRF Containerized Framework

i-wrf

Emissions Model Interface Tool

IPT

The Community Atmosphere Model with Chemistry

CAM-chem

C++ version of solo polar radar data display and editor

lrose-solo3

C++

CM1

Cloud Model 1 (CM1), a numerical model for idealized studies of the atmosphere

hydrology

The webpages of the NCAR/RAL/HAP Computational Hydrology Group

HTML

wrf_python_instructor

A collection of jupyter notebooks used for tutorials and workshops

Repo to store model sandboxes and cases used for CAM development

amwg_dev

ASAPPyTools

The ASAP Python Toolbox is a collection of stand-alone tools for doing simple tasks, from managing print messages with a set verbosity level, to keeping timing information, to managing simple MPI communication.

The GeoCAT-f2py repository wraps, in Python, the compiled language implementations of some of the computational functions found under the GeoCAT-comp umbrella. End users and pure Python developers need not concern themselves with this repo; instead engage with GeoCAT-comp!

geocat-f2py

GPEP

A tool for converting CESM time-series output into CMIP6 standard time-series.

PyConform

ML_workshop2023