Coastal waters

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

Issued: 5 december 2025 21:31 UTC

A warning to shipping:

Flushing Hook of Holland IJmuiden Texel Harlingen
south to southeast 7

Zierikzee Rottum Delfzijl IJsselmeer Marken
south to southeast 6

Synopsis:

low northeast of Ireland filling, associated troughs will move northeastwards across the North Sea.

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

Flushing Hook of Holland IJmuiden Texel
south to southeast 6-7, later decreasing south to southwest 5-6,occasional rain or a shower, visibility good, in precipitation moderate

Zierikzee
south to southeast 5-6, later decreasing south to southwest 4-5,occasional rain or a shower, visibility good, in precipitation moderate

Rottum
south to southeast 5-6, temporary increasing 6-7,occasional rain or a shower, visibility good, in precipitation moderate

Delfzijl IJsselmeer Marken
south to southeast 4-5, temporary increasing 5-6,occasional rain or a shower, visibility good, in precipitation moderate

Harlingen
south to southeast 5-6, possibly occasionally 7,occasional rain or a shower, visibility good, in precipitation moderate

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

Flushing Hook of Holland IJmuiden Texel
south to southwest 5-6,occasional showers, visibility good, in precipitation moderate

Zierikzee Delfzijl IJsselmeer Marken
south to southwest 4-5,occasional showers, visibility good, in precipitation moderate

Rottum
south to southwest 5-6, later decreasing 4-5,occasional showers, visibility good, in precipitation moderate

Harlingen
south to southwest 5-6, soon decreasing 4-5,occasional showers, visibility good, in precipitation moderate

Next forecast will be approximately issued at Saturday 06 december 2025 06.00 UTC.