Datasets

Vorticity at various pressure levels

Vorticity is the tendency of an air particle to rotate or circulate around a particular point. Relative Vorticity is a measure about a vertical axis of the local rotation or spin of the air relative...

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Wind and geopotential heights at various pressure levels

The air flow is not the same at all levels and can be very different in strength and direction when associated with vigorous weather systems...

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Wind and relative humidity at various pressure levels

Uncoloured areas (relative humidity < 65%) are likely to be free of cloud. Coloured areas (relative humidity > 65%) show where moisture is likely to be available for cloud development...

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Windsea: mean period of waves and direction

Mean windsea wave direction is the spectrally averaged direction of propagation of the windsea waves (weighted by wave height). Arrow length is proportional to the speed of wave propagation...

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Windsea: significant wave height and mean direction

Significant windsea wave height can be shown to correspond to the average wave height of the top one-third highest windsea waves. Wave heights are shown in metres using colour shading...

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Probabilities: precipitation rate (total / large scale / convective / snowfall) during last 6 hours

This chart is derived from the ECMWF ensemble (ENS) and shows the probability that the ...

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Atmospheric Model high resolution 15-day forecast (HRES), I-i-e: Other surface levels, e.g. multi-level snow fields

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Atmospheric Model high resolution 15-day forecast (HRES), I-i-f: Human Thermal Comfort Indices

Human Thermal Comfort Indices parameters from the Control forecast (formerly HRES) up to 15 days. The products are provided in GRIB 1 or GRIB 2 format.

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Atmospheric Model high resolution 15-day forecast (HRES), I-ii: Time series of weather parameters

The products consist of values of the individual members of the real-time forecast at grid points (single locations). The products are provided in BUFR code. Select the number of locations you will require. Once you have submitted your order, you will be required to provide a list of all points to the Licensor handling your data.

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Atmospheric Model high resolution 15-day forecast (HRES), I-iii: Tropical cyclone tracks

Tropical cyclone tracks are provided in BUFR format. These data will only be disseminated when a tropical cyclone is active. Tropical cyclone tracks are free of charge as part of the WMO Essential dataset: https://www.ecmwf.int/en/forecasts/datasets/wmo-essential

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Atmospheric Model high resolution 15-day forecast (HRES), I-iv: Simulated Satellite Images

Information on Simulated Satellite Images can be found here: https://confluence.ecmwf.int/display/FCST/Simulated+satellite+data

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Ocean Wave Model high resolution 15-day forecast (HRES-WAM), II-i: High RESolution WAve Model (HRES-WAM)

HRES-WAM (High RESolution WAve Model) is coupled to the atmospheric model (HRES). More details can be found here: https://confluence.ecmwf.int/display/FUG/2.2+Ocean+Wave+Model+-+ECWAM The products are provided in GRIB 1 or GRIB 2 format.

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Atmospheric Model high resolution 15-day forecast (HRES), I-i-a: Single level

Surface parameters from the ECMWF HRES Atmospheric Model (10-day). The products are provided in GRIB 1 or GRIB 2 format.

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Atmospheric Model high resolution 15-day forecast (HRES), I-i-b: Pressure levels

Pressure level parameters from the ECMWF HRES Atmospheric Model (10-day). The products are provided in GRIB 1 or GRIB 2 format.

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Atmospheric Model high resolution 15-day forecast (HRES), I-i-c: Model levels

Model level parameters from the ECMWF HRES Atmospheric Model (10-day). The products are provided in GRIB 1 or GRIB 2 format. Model level information can be found here: https://confluence.ecmwf.int/display/UDOC/Model+level+definitions

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Atmospheric Model high resolution 15-day forecast (HRES), I-i-d: Potential vorticity levels

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WMO Recommended

WMO Recommended, previously known as WMO Additional, is available to the public and governed by the Creative Commons CC-4.0-BY licence and also ECMWF Terms Of Use.

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WMO Core

WMO Core, previously known as WMO Essential, is available to the public and governed by the Creative Commons CC-4.0-BY licence and also ECMWF Terms of Use.

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