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  1. ERA5 is the fifth generation ECMWF atmospheric reanalysis of the global climate covering the period from January 1950 to present. ERA5 is produced by the Copernicus Climate Change Service (C3S) at ECMWF.

    ERA5 provides hourly estimates of a

    Period: 
    from January 1950 to present
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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. The objective of UERRA is to produce ensembles of European regional meteorological reanalyses of Essential Climate Variables (ECVs) for several decades and to estimate the associated uncertainties in the data sets. It also includes recovery of

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  4. TIGGE is a key component of THORPEX: a World Weather Research Programme to accelerate the improvements in the accuracy of 1-day to 2 week high-impact weather forecasts for the benefit of humanity. Global ensemble forecasts to around 14 days

    Period: 
    from October 2006 to present
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  5. S2S is a WWRP/THORPEX-WCRP joint research project established to improve forecast skill and understanding on the sub-seasonal to seasonal time scale, and promote its uptake by operational centres and exploitation by the applications community.

    Period: 
    from January 2015 to present
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    s2s
  6. 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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  7. 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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  8. CERA-SAT is a reanalysis dataset spanning 8 years between 2008 and 2016. It has been produced within the scope of the ERA-CLIM2 project as a proof-of-concept for a coupled reanalysis with the full observing system available in the modern satellite...

    Period: 
    from January 2008 to December 2016
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  9. 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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  10. 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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