Catalog
ECMWF / Copernicus C3S
ECMWF IFS Open Ensemble Forecasts
OpenL4Data productForecast (NWP)
Physics-based ensemble atmospheric forecast output in the ECMWF open subset. Select published stream, type, member and lead time from the current inventory; the subset differs from managed full-catalog delivery.
ECMWF forecast systems
Category
Models and forecasts
Update cadence
—
Latency
—
Archive
2026 – present
Instruments
Forecast model
Sources
ECMWF forecast systems
Formats
GRIB2
Pricing
Free
Licence
Creative Commons Attribution 4.0
IRI
terrafabric.world/id/collection/ecmwf-ifs-ensemble
Access
Open data, retrieved directly from the source under its licence.
- Catalog entry reviewed 2026-09-29; start denotes catalog inclusion, not archive inception. Nominal scope is not observed coverage. Consult source quality flags, effective periods and access requirements. No live footprint adapter is supplied for this discovery record.
- Official free rolling forecast subset; select current model, stream and cycle. CC BY 4.0 attribution and ECMWF terms apply.
Access endpoints
- httpshttps://www.ecmwf.int/en/forecasts/datasets/open-dataCatalog entry reviewed 2026-09-29; start denotes catalog inclusion, not archive inception. Nominal scope is not observed coverage. Consult source quality flags, effective periods and access requirements. No live footprint adapter is supplied for this discovery record.
- httpshttps://data.ecmwf.int/forecasts/Official free rolling forecast subset; select current model, stream and cycle. CC BY 4.0 attribution and ECMWF terms apply.
Licence
Creative Commons Attribution 4.0
Share and adapt for any purpose with attribution.
open: trueattribution: truecommercial use: true
Machine view
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