Abstract

This dataset contains the maritime forecasts as published multiple times a day by the KNMI for the Dutch coastal districts, the North Sea districts and the Dutch Continental Shelf districts. Forecasts contain data for wind, wind gust, precipitation, cloud coverage, visibility, significant wave height, seiches, water temperature, air temperature. Coastal district forecasts are published every 6 hours, North Sea and Continental Shelf forecasts are published every 12 hours.

NB: This dataset is in pre-release and temporary restricted.

Supplemental information

The following supplemental information is available:


Metadata

Dataset name maritime-forecasts
Dataset version 1.0
Status onGoing
Last metadata update September 23, 2025, 13:39 (UTC)
Update frequency continual
File formats JSON
Spatial representation type textTable
License https://creativecommons.org/licenses/by/4.0/
North bound latitude 56.0
East bound longitude 8.0
South bound latitude 50.0
West bound longitude -1.0
Dataset edition 1
Dataset manager Team WaVe (waarschuwingen&verwachtingen)
Maintainer KNMI Data Services
Publication timestamp 2025-09-22T00:00:00Z
Reference system identifier EPSG4326
Dataset start time 2025-10-01
Dataset end time 9999-12-31
Identifier urn:xkdc:ds:nl.knmi::maritime-forecasts/1/
Lineage statement KNMI Royal Netherlands Meteorological Institute
Purpose Informing shipping according to KNMI’s statutory obligations.
Use limitation No use limitations
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