Weather model - HARMONIE-AROME Cy40 forecasts of last 24 hours Netherlands, near surface and boundary layer parameters

Current operational HARMONIE information in gridded form (regular lat-lon) of near surface and boundary layer (up to 300 m) parameters from the KNMI HARMONIE-AROME Cy40 model. The output frequency is 1 hour. For more detail look at

Service Level Agreement

This dataset is also available with a SLA (Service Level Agreement), which means that agreements can be made about extra services that KNMI offers. This includes increased availability and technical support. More information about a SLA for this data can be found on the Data Services product page.

Access dataset via API

The dataset can be downloaded via an API, more about this on the Developer Portal. Use the following API endpoint for access to this dataset:

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Browse through the files of this dataset. To retrieve a specific file, we recommend to use the API.

Data and Resources

Additional Info

Field Value
Dataset name harmonie_arome_cy40_p1
Dataset version 0.2
Dataset edition 2
Dataset manager Sander Tijm
Maintainer KNMI Data Services
Publication timestamp 2018-12-10T11:34:57Z
Reference system identifier EPSG4326
North bound latitude 55.9
East bound longitude 11.1
South bound latitude 49.0
West bound longitude 0.0
Dataset start time 2018-12-10
Dataset end time Unlimited
Update frequency continual
Status onGoing
Identifier urn:xkdc:ds:nl.knmi::harmonie_arome_cy40_p1/0.2/
Lineage statement Bi-linear interpolation from lambert to regular lat-lon
Use limitation No use limitations
Last metadata update April 6, 2022, 13:04 (UTC)