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  1. Atmospheric model

    Analysis run for the four main synoptic hours 00, 06, 12 and 18 UTC; forecast run out to 10 days based on the 00/12 UTC analysis forecast.

    Data is produced at the surface, on model levels, pressure levels, isentropic levels

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  2. The realistic representation of tropical convection in our global atmospheric models is a long-standing grand challenge for numerical weather forecasts and global climate predictions. Our lack of fundamental knowledge and practical capabilities in

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  3. ERA-20C is ECMWF's first atmospheric reanalysis of the 20th century, from 1900-2010. It assimilates observations of surface pressure and surface marine winds only. It is an outcome of the ERA-CLIM project.

    Period: 
    from January 1900 to December 2010
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  4. Uses a sophisticated data assimilation methodology which includes a model bias correction. The ocean model used is forced by atmospheric daily surface fluxes, relaxed to SST and bias corrected.

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  5. CERA-20C is the ECMWF 10-member ensemble of coupled climate reanalyses of the 20th century, from 1901-2010. It is based on the CERA assimilation system, which assimilates only surface pressure and marine wind observations as well as ocean

    Period: 
    from January 1901 to December 2010
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  6. ERA-Interim is a global atmospheric reanalysis from 1979, continuously updated in real time. The data products include a variety of surface parameters, describing weather as well as ocean-wave and land-surface conditions. It further includes

    Period: 
    from January 1979 to August 2019
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  7. ERA-40 is an ECMWF re-analysis of the global atmosphere and surface conditions for 45-years, over the period from September 1957 through August 2002.

    An atlas of key atmospheric variables was produced for ERA-40

    Period: 
    from September 1957 to August 2002
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  8. The ERA-15 production system generated re-analyses for 15 years (1979-1993) using a special version of their 1995 operational data assimilation system and model. The resulting analyses include full model resolution analyses or reduced resolution

    Period: 
    from January 1979 to December 1993
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  9. The Monitoring Atmospheric Composition and Climate (MACC) Reanalysis is a global reanalysis data set of atmospheric composition (AC), made available by the Copernicus Atmosphere Monitoring Service (CAMS).  The dataset covers the period 2003...

    Period: 
    from January 2003 to December 2012
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