On demand dt example

On-Demand Extremes DT Full Fields Extraction Example¶

This example demonstrates how to extract a Full Field from the On-demand Extemes DT.

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import earthkit.data

request = {
    'class': 'd1',
    'dataset': 'on-demand-extremes-dt',
    'expver': '0099',
    'stream': 'oper',
    'date': '20250616',
    'time': 0,
    'type': 'fc',
    'levtype': 'sfc',
    'georef': 'u4usq2',
    'step': 12,
    'param': 167
}

ds = earthkit.data.from_source("polytope", "destination-earth", request, address="polytope.lumi.apps.dte.destination-earth.eu", stream=False)
import earthkit.data

request = {
    'class': 'd1',
    'dataset': 'on-demand-extremes-dt',
    'expver': '0099',
    'stream': 'oper',
    'date': '20250616',
    'time': 0,
    'type': 'fc',
    'levtype': 'sfc',
    'georef': 'u4usq2',
    'step': 12,
    'param': 167
}

ds = earthkit.data.from_source("polytope", "destination-earth", request, address="polytope.lumi.apps.dte.destination-earth.eu", stream=False)

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ds.ls()
ds.ls()

Out[4]:

	centre	shortName	typeOfLevel	level	dataDate	dataTime	stepRange	dataType	number	gridType
0	ecmf	2t	heightAboveGround	2	20250616	0	12	fc	None	lambert_lam

Visualise¶

The following visualisation uses earthkit-plots.

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import earthkit.plots

chart = earthkit.plots.Map()
chart.block(data)
chart.title(f"Results from on-demand-extremes-dt")
chart.coastlines()
chart.gridlines()
chart.legend()
chart.show()
import earthkit.plots

chart = earthkit.plots.Map()
chart.block(data)
chart.title(f"Results from on-demand-extremes-dt")
chart.coastlines()
chart.gridlines()
chart.legend()
chart.show()

/opt/homebrew/Caskroom/miniforge/base/envs/earthkit-data/lib/python3.12/site-packages/earthkit/plots/components/subplots.py:1392: UserWarning: block is deprecated and will be removed in a future release. Please use grid_cells instead.
  warnings.warn(

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