Coastal waters

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

Issued: 2 december 2025 04:30 UTC

A warning to shipping:

Flushing
south to southwest 6

Zierikzee Delfzijl Harlingen IJsselmeer Marken
south 6

Hook of Holland IJmuiden Texel Rottum
south to southwest 7

Synopsis:

Low northwest of Ireland is slowly moving to Scotland and is gradually filling. Associated weak trough is slowly moving across the North Sea.

Forecast valid from 06:00 to 18:00 UTC:

Flushing
south to southwest 5-6, decreasing 4-5,first risk of light rain or drizzle, then an isolated shower, visibility good, in precipitation possibly moderate

Zierikzee
south 4-5, in the west first occasionally 6, decreasing 3-4,first risk of light rain or drizzle, visibility good, in precipitation possibly moderate

Hook of Holland IJmuiden Texel
south to southwest 6-7, soon decreasing 5-6, gradually 4-5,first risk of light rain or drizzle, then an isolated shower, visibility good, in precipitation possibly moderate

Rottum
south to southwest 6-7, soon decreasing 5-6, gradually 4-5,especially first risk of light rain or drizzle, visibility good, in precipitation possibly moderate

Delfzijl Harlingen
south 5-6, soon decreasing 4-5, later 3-4,especially first risk of light rain or drizzle, visibility good, in precipitation possibly moderate

IJsselmeer Marken
south 5-6, soon decreasing 4-5, gradually 3-4,especially first risk of light rain or drizzle, visibility good, in precipitation possibly moderate

Forecast valid from 18:00 to 06:00 UTC:

Flushing Hook of Holland IJmuiden
south 4-5, later decreasing 3-4,first risk of an isolated shower, visibility good, in precipitation possibly moderate

Zierikzee
mainly south 3-4, later decreasing 2-3, visibility good

Texel
south 4-5,first risk of an isolated shower, visibility good, in precipitation possibly moderate

Rottum
south 4-5, soon decreasing 3-4, visibility good

Delfzijl Harlingen
south 3-4, visibility good

IJsselmeer Marken
south to southeast 3-4, later decreasing 2-3, visibility good

Next forecast will be approximately issued at Tuesday 02 december 2025 12.00 UTC.