Datasets

Four-month 15-member ensemble hind-casts initialised on 1st of October 1992-2020. Fully radiatively interactive ozone. produced by the hybrid linear ozone scheme. IFS cycle 47r1 used. Output for pressure-level and surface fields is 6-hourly.

Examples

Four-month 15-member ensemble hind-casts initialised on 1st of October 1992-2020. Ozone monthly-mean zonal-mean climatology used in radiation. IFS cycle 47r1 used. Output for pressure-level and surface fields is 6-hourly.

Examples

This experiment contains 20 years of re-forecasts with 9 start dates twice a week between 12 December and 12 January of the following year. ensemble size is 11 members.

Examples

This experiment contains 20 years of re-forecasts with 9 start dates twice a week between 12 December and 12 January of the following year. ensemble size is 11 members.

Examples

This experiment contains 20 years of re-forecasts with 9 start dates twice a week between 12 December and 12 January of the following year. ensemble size is 11 members.

Examples

This experiment contains 20 years of re-forecasts with 9 start dates twice a week between 12 December and 12 January of the following year. ensemble size is 11 members.

Examples

This experiment contains 20 years of re-forecasts with 9 start dates twice a week between 12 December and 12 January of the following year. ensemble size is 11 members.

Examples

This experiment contains 20 years of re-forecasts with 9 start dates twice a week between 12 December and 12 January of the following year. ensemble size is 11 members.

Examples

This experiment contains 20 years of re-forecasts with 9 start dates twice a week between 12 December and 12 January of the following year. ensemble size is 11 members.

Examples

This experiment contains 20 years of re-forecasts with 9 start dates twice a week between 12 December and 12 January of the following year. ensemble size is 11 members.

Examples

This experiment contains 20 years of re-forecasts with 9 start dates twice a week between 12 December and 12 January of the following year. ensemble size is 11 members.

Examples

This experiment contains 20 years of re-forecasts with 9 start dates twice a week between 12 December and 12 January of the following year. ensemble size is 11 members.

Examples

This experiment contains 20 years of re-forecasts with 9 start dates twice a week between 12 December and 12 January of the following year. ensemble size is 11 members.

Examples

This experiment contains 20 years of re-forecasts with 9 start dates twice a week between 12 December and 12 January of the following year. ensemble size is 11 members.

Examples

This experiment contains 20 years of re-forecasts with 9 start dates twice a week between 12 December and 12 January of the following year. ensemble size is 11 members.

Examples

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

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

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

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

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

The 850 hPa level is usually just above the boundary layer and at this level the day-night variation in temperature is generally negligible...

This chart shows 7-day mean anomalies of 500hPa geopotential height from the ECMWF Sub-seasonal ...

500-1000 hPa thickness is a measure of the mean temperature of a column of the atmosphere between these pressure levels and can be used to distinguish between warm and cold air masses and...

This is an extension of the i4ql experiment covering the period 2025-07-27 to 2023-08-10

Examples

Control experiment (CTRL) for an assimilation test with near-real time TROPOMI total column CO data (exp=hmib) using the CAMS CY47R3 configuration. In CTRL, MOPITT TIR and IASI TCCO are assimilated, but TROPOMI TCCO data are passive.

Examples

Retrieval of total column CO analysis