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!pip install --quiet climetlab

Access ECMWF Open Data feed

import climetlab as cml

source = cml.load_source(
    "ecmwf-open-data",
    param=["2t", "msl"],
)
for s in source:
    cml.plot_map(s, title=True)

source.to_xarray()

<xarray.Dataset>
Dimensions:            (latitude: 451, longitude: 900)
Coordinates:
    time               datetime64[ns] 2022-02-06
    step               timedelta64[ns] 00:00:00
    heightAboveGround  float64 2.0
  * latitude           (latitude) float64 90.0 89.6 89.2 ... -89.2 -89.6 -90.0
  * longitude          (longitude) float64 -180.0 -179.6 -179.2 ... 179.2 179.6
    valid_time         datetime64[ns] 2022-02-06
    meanSea            float64 0.0
Data variables:
    t2m                (latitude, longitude) float32 ...
    msl                (latitude, longitude) float32 ...
Attributes:
    GRIB_edition:            2
    GRIB_centre:             ecmf
    GRIB_centreDescription:  European Centre for Medium-Range Weather Forecasts
    GRIB_subCentre:          0
    Conventions:             CF-1.7
    institution:             European Centre for Medium-Range Weather Forecasts
    history:                 2022-02-06T12:42 GRIB to CDM+CF via cfgrib-0.9.1...

xarray.Dataset

• Dimensions:
  • latitude: 451
  • longitude: 900
• Coordinates: (7)
  • time
    ()
    datetime64[ns]
    ...

    long_name :

    initial time of forecast

    standard_name :

    forecast_reference_time

    array('2022-02-06T00:00:00.000000000', dtype='datetime64[ns]')

  • step
    ()
    timedelta64[ns]
    ...

    long_name :

    time since forecast_reference_time

    standard_name :

    forecast_period

    array(0, dtype='timedelta64[ns]')

  • heightAboveGround
    ()
    float64
    ...

    long_name :

    height above the surface

    units :

    m

    positive :

    up

    standard_name :

    height

    array(2.)

  • latitude
    (latitude)
    float64
    90.0 89.6 89.2 ... -89.6 -90.0

    units :

    degrees_north

    standard_name :

    latitude

    long_name :

    latitude

    stored_direction :

    decreasing

    array([ 90. ,  89.6,  89.2, ..., -89.2, -89.6, -90. ])

  • longitude
    (longitude)
    float64
    -180.0 -179.6 ... 179.2 179.6

    units :

    degrees_east

    standard_name :

    longitude

    long_name :

    longitude

    array([-180. , -179.6, -179.2, ...,  178.8,  179.2,  179.6])

  • valid_time
    ()
    datetime64[ns]
    ...

    standard_name :

    time

    long_name :

    time

    array('2022-02-06T00:00:00.000000000', dtype='datetime64[ns]')

  • meanSea
    ()
    float64
    ...

    long_name :

    original GRIB coordinate for key: level(meanSea)

    units :

    1

    array(0.)

• Data variables: (2)
  • t2m
    (latitude, longitude)
    float32
    ...

    GRIB_paramId :

    167

    GRIB_dataType :

    fc

    GRIB_numberOfPoints :

    405900

    GRIB_typeOfLevel :

    heightAboveGround

    GRIB_stepUnits :

    1

    GRIB_stepType :

    instant

    GRIB_gridType :

    regular_ll

    GRIB_NV :

    0

    GRIB_Nx :

    900

    GRIB_Ny :

    451

    GRIB_cfName :

    air_temperature

    GRIB_cfVarName :

    t2m

    GRIB_gridDefinitionDescription :

    Latitude/longitude

    GRIB_iDirectionIncrementInDegrees :

    0.4

    GRIB_iScansNegatively :

    0

    GRIB_jDirectionIncrementInDegrees :

    0.4

    GRIB_jPointsAreConsecutive :

    0

    GRIB_jScansPositively :

    0

    GRIB_latitudeOfFirstGridPointInDegrees :

    90.0

    GRIB_latitudeOfLastGridPointInDegrees :

    -90.0

    GRIB_longitudeOfFirstGridPointInDegrees :

    180.0

    GRIB_longitudeOfLastGridPointInDegrees :

    179.6

    GRIB_missingValue :

    9999

    GRIB_name :

    2 metre temperature

    GRIB_shortName :

    2t

    GRIB_units :

    K

    long_name :

    2 metre temperature

    units :

    K

    standard_name :

    air_temperature

    [405900 values with dtype=float32]

  • msl
    (latitude, longitude)
    float32
    ...

    GRIB_paramId :

    151

    GRIB_dataType :

    fc

    GRIB_numberOfPoints :

    405900

    GRIB_typeOfLevel :

    meanSea

    GRIB_stepUnits :

    1

    GRIB_stepType :

    instant

    GRIB_gridType :

    regular_ll

    GRIB_NV :

    0

    GRIB_Nx :

    900

    GRIB_Ny :

    451

    GRIB_cfName :

    air_pressure_at_mean_sea_level

    GRIB_cfVarName :

    msl

    GRIB_gridDefinitionDescription :

    Latitude/longitude

    GRIB_iDirectionIncrementInDegrees :

    0.4

    GRIB_iScansNegatively :

    0

    GRIB_jDirectionIncrementInDegrees :

    0.4

    GRIB_jPointsAreConsecutive :

    0

    GRIB_jScansPositively :

    0

    GRIB_latitudeOfFirstGridPointInDegrees :

    90.0

    GRIB_latitudeOfLastGridPointInDegrees :

    -90.0

    GRIB_longitudeOfFirstGridPointInDegrees :

    180.0

    GRIB_longitudeOfLastGridPointInDegrees :

    179.6

    GRIB_missingValue :

    9999

    GRIB_name :

    Mean sea level pressure

    GRIB_shortName :

    msl

    GRIB_units :

    Pa

    long_name :

    Mean sea level pressure

    units :

    Pa

    standard_name :

    air_pressure_at_mean_sea_level

    [405900 values with dtype=float32]

• Attributes: (7)

  GRIB_edition :

  2

  GRIB_centre :

  ecmf

  GRIB_centreDescription :

  European Centre for Medium-Range Weather Forecasts

  GRIB_subCentre :

  0

  Conventions :

  CF-1.7

  institution :

  European Centre for Medium-Range Weather Forecasts

  history :

  2022-02-06T12:42 GRIB to CDM+CF via cfgrib-0.9.10.0/ecCodes-2.24.2 with {"source": "N/A", "filter_by_keys": {}, "encode_cf": ["parameter", "time", "geography", "vertical"]}