The Copernicus Climate Change Service (C3S) seasonal forecast service is based on data from several state-of-the-art seasonal prediction systems.

calendar_today Interval/period: N/A

The ECMWF seasonal forecasts (SEAS5) are produced every month with a 51-member ensemble at ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

This chart shows the spatial variation in the Anomaly Correlation Coefficient (ACC) for the ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

The reliability diagram shows the reliability of the ECMWF seasonal forecast system (SEAS5) with ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

This chart shows the Relative Operating Characteristics (ROC) diagram for the three-month ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

This chart shows the spatial variation in the Relative Operating Characteristics (ROC) skill ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

The ECMWF seasonal forecasts (SEAS5) are produced every month with a 51-member ensemble at a ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

This chart shows the spatial variation in the Anomaly Correlation Coefficient (ACC) for the ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

The reliability diagram shows the reliability of the ECMWF seasonal forecast system (SEAS5) with ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

This chart shows the Relative Operating Characteristics (ROC) diagram for the three-month ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

This chart shows the spatial variation in the Relative Operating Characteristics (ROC) skill ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

The ECMWF seasonal forecasts (SEAS5) are produced every month with a 51-member ensemble at a ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

The reliability diagram shows the reliability of the ECMWF seasonal forecast system (SEAS5) with ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

This chart shows the Relative Operating Characteristics (ROC) diagram for the three-month ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

This chart shows the spatial variation in the Relative Operating Characteristics (ROC) skill ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

The ECMWF seasonal forecasts (SEAS5) are produced every month with a 51-member ensemble at a ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

This chart shows the spatial variation in the Anomaly Correlation Coefficient (ACC) for the ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

This chart provides information on the verification of forecasts of Accumulated Cyclone Energy ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

The ECMWF seasonal forecasts (SEAS5) are produced every month with a 51-member ensemble at a ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

The sub-seasonal products comprise ensembles of individual forecasts up to 46 days and post-processed products of average conditions (e.g. weekly averages) and the associated uncertainty.

The purchase of the "Basic Set" +72, +96, +120, +144, +168 hrs is a mandatory prerequisite for the purchase of time steps in the range 12 to 66 hours.

The following sub-sets are available from the sub-seasonal forecast (46 days):

calendar_today Interval/period: N/A

The reliability diagram shows the reliability of the ECMWF seasonal forecast system (SEAS5) with ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

This chart shows the Relative Operating Characteristics (ROC) diagram for the three-month ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

This chart shows the spatial variation in the Relative Operating Characteristics (ROC) skill ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

The ECMWF seasonal forecasts (SEAS5) are produced every month with a 51-member ensemble at a ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts

This chart shows the spatial variation in the Anomaly Correlation Coefficient (ACC) for the ...

calendar_today Interval/period: N/A

open_in_newview in Open Charts