dataset · Global

NOAA GEFS - dynamical.org Icechunk Zarr

The Global Ensemble Forecast System (GEFS) is a National Oceanic and Atmospheric Administration (NOAA) National Centers for Environmental Prediction (NCEP) weather forecast model. GEFS creates 31 separate forecasts (ensemble members) to describe the range of forecast uncertainty. These datasets have been translated to cloud-optimized Icechunk Zarr format by [dynamical.org](https://dynamical.org). - [NOAA GEFS forecast, 35 day](https://dynamical.org/catalog/noaa-gefs-forecast-35-day/) - Weather f

Source details

Licence: [CC BY 4.0](https://creativecommons.org/licenses/by/4.0/)

Evidence quality: 32.5

Listed in aws-odr public catalogue API on 2026-10-16; relevance/value screened (haiku).

Metadata checked: 2026-10-14T13:20:00.000Z

Evidence

• arn:aws:s3:::dynamical-noaa-gefs, arn:aws:sns:us-west-2:761136292730:dynamical-noaa-gefs-object_created
• https://registry.opendata.aws/dynamical-noaa-gefs/

Check upstream coverage, uncertainty and licence before use. Station observations are not forecasts or design levels.