The Catalogue outlines the real-time meteorological and oceanographic products available from the ECMWF forecasting system. These products are published under a Creative Commons permissive CC-BY-4.0 licence and the ECMWF Terms Of Use also apply. Service charges may apply for high-volume delivery or customisation of products.
Readers are expected to have a background knowledge of atmospheric or oceanographic sciences and are encouraged to consult the ECMWF Forecast User Guide.
Other forms of meteorological and oceanographic services and products are available via the National Meteorological and Hydrological Services of ECMWF's Member and Co-operating States.
Group A: IFS Medium range control forecast
- Set I: IFS Medium-range Control
Single prediction that uses observations, prior information about the Earth-system, and ECMWF's highest-resolution model. Formerly known as the HRES. - Set II: IFS Medium-range Control (Wave)
Wave Model coupled to the IFS Medium-range Control. Formerly known as the HRES-WAM.
Group B: IFS Ensemble forecast up to the sub-seasonal range
- Set III: IFS Medium-range Ensemble Forecast (ENS)
Ensemble of forecasts providing an estimate of the reliability of a single forecast. - Set IV: IFS Medium-range Ensemble Forecast - Wave (ENS-WAM)
Ensemble of forecasts providing an estimate of the reliability of a single forecast. - Set VI: IFS Sub-seasonal Forecast
The Sub-seasonal forecast comprises ensembles of individual forecasts up to 46 days as well as post-processed products of average conditions (e.g. weekly averages) and the associated uncertainty.
Group C: IFS Seasonal forecast
- Set V: IFS Seasonal Forecast (SEAS 7 months)
SEAS comprises ensembles of individual forecasts coupled to an ocean model and post-processed products of average conditions (e.g. monthly averages) with the associated uncertainty. Products are available up to 7 months ahead. - Set VII: IFS Seasonal Forecast (SEAS 13 months)
SEAS comprises ensembles of individual forecasts coupled to an ocean model and post-processed products of average conditions (e.g. monthly averages) with the associated uncertainty. Products are available for month 8-13 ahead each quarter.
Group D: AIFS forecast
- Set IX: AIFS Single Forecast
Deterministic AIFS forecast provides up to 15 days of forecast - Set X: AIFS Ensemble forecast
AIFS Ensemble forecast - Set XII: AIFS Single Forecast (Wave)
Deterministic AIFS Single wave forecast runs - Set XIII: AIFS Ensemble Forecast (Wave)
AIFS Ensemble wave forecast
Group E: IFS Global Atmospheric Composition Forecast
- Set XI: IFS Atmospheric Composition Forecast (CAMS)
CAMS Global Atmospheric Composition Forecast provides up to 5 days of forecast.