Coastal waters

The weatherforecast for Netherlands coastal waters and adjacent lakes and estuaries.

Issued: 21 may 2026 09:42 UTC

A warning to shipping:

There are no warnings.

Synopsis:

Synopsis:

High over the south of Germany is slowly moving north.

Forecast valid from 12:00 to 00:00 UTC:

Flushing
southwest 3-4, soon decreasing 2-3, backing southeast, visibility good

Zierikzee
west 2-3, decreasing variable 1-3, later increasing east 2-3, visibility good

Hook of Holland IJmuiden
southwest 3-4, soon decreasing 2-3, backing south to southeast, visibility good

Texel Harlingen
southwest 3-4, later decreasing south to southwest 2-3, visibility good

Rottum Delfzijl
west to southwest 3-4, decreasing southwest 2-3, visibility good

IJsselmeer Marken
southwest 2-3, later backing south to southeast, visibility good

Forecast valid from 00:00 to 12:00 UTC:

Flushing
east to southeast 2-3, later backing east to northeast, visibility good

Zierikzee
east to southeast 2-3, visibility good

Hook of Holland IJmuiden
south to southeast 2-3, later decreasing variable 1-3, visibility good

Texel Harlingen
mainly south 2-3, visibility good

Rottum Delfzijl
south to southwest 2-3, later decreasing variable 1-3, visibility good

IJsselmeer Marken
south to southeast 2-3, visibility good

Next forecast will be approximately issued at Thursday 21 may 2026 18.00 UTC.