**Note:** In **June 2023** ECMWF implemented a **major upgrade ...**

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These charts represent the height of the air temperature 0°C isotherm or the Wet bulb temperature 0°C isotherm...

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These charts show areas where anomalous 2 m maximum temperatures are likely to occur. These charts are based on the ECMWF ensem ...

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These charts show areas where anomalous 2 m minimum temperatures are likely to occur. These charts are based on the ECMWF ensem ...

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These charts show areas where anomalous 2 m temperatures are likely to occur. These charts are based on the ECMWF ensemble forecas ...

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This chart aims to highlight areas where unusually anomalous 2 metre temperatures are ...

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The ensemble spread is a measure of the differences between the 50 ensemble members plus the control member and is represented by the standard deviation with respect to the ensemble mean...

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These charts show the mean and variation in the latest ECMWF ensemble forecast (ENS). ...

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Spread refers to the uncertainty of the values of a parameter but it does not necessarily refer to the flow patterns...

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These charts show the mean and variation in the latest ECMWF ensemble forecast (ENS). ...

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Scores of forecasts of surface parameters by experimental machine learning models

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These plots compare recent IFS and experimental AIFS verification scores for 500 hPa ...

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These plots compare recent IFS and experimental AIFS verification scores for 500 hPa ...

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The sea surface temperature is from the ensemble control run only. Sea surface temperature evolves according to a two-way coupled ocean-atmosphere system. Sea (or lake) surface temperature are also shown (ºC)...

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

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

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

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

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

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

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This diagram gives a measure of the effectiveness of the model by showing how far ahead in the ...

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**Note:** In **June 2023** ECMWF implemented a **major upgrade ...**

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open_in_newview in Open Charts

This diagram gives a measure of the effectiveness of the model. ...

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This diagram gives a measure of the effectiveness of the model. ...

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These diagrams compare scores of ensemble control (red) and ensemble members (central 50% of ...

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