NSF NCAR MMM experimental forecasting resources

Active real-time forecasts

AI NWP-based and GEFS-based Day 1-8 convective hazard forecasts: https://www2.mmm.ucar.edu/projects/ncar_ensemble/ainwp

HRRR-based ML convective hazard forecasts: http://www2.mmm.ucar.edu/projects/ncar_ensemble/camviewer

GEFS ensemble plumes page: https://www2.mmm.ucar.edu/projects/ncar_ensemble/plumes

Archived real-time forecasts

Deterministic MPAS 3-km global forecasts: Spring 2025 | Fall 2025

MPAS-based ensemble forecasts: Spring 2025 | Spring 2024 | Spring 2023

FV3-based ensemble forecasts: Spring 2024 | Spring 2023

FV3-based machine learning guidance: Spring 2024

The archived "legacy" (2015–2017) NCAR ensemble website: http://www2.mmm.ucar.edu/projects/ncar_ensemble/legacy