Coastal waters

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

Issued: 4 September 2026 15:57 UTC

A warning to shipping:

Flushing Hook of Holland IJmuiden Zierikzee IJsselmeer Marken
west 6 Bft

Texel Harlingen Rottum Delfzijl
west 7 Bft

Synopsis:

Low near the Faroe Islands is moving towards Norway. Associated trough over the Netherlands will soon move south-east. High west of Brittany is moving towards The Channel.

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

Flushing Hook of Holland IJmuiden
West 5-6, visibility good.

Zierikzee
West 4-5, first possibly 6, visibility good.

Texel Rottum
West 6-7, especially later showers, visibility good, moderate in a shower.

Harlingen Delfzijl
West 5-6, first occasionally 7, especially later showers, visibility good, moderate in a shower.

IJsselmeer
West 5-6, especially later showers, visibility good, moderate in a shower.

Marken
West 4-5, occasionally 6, especially later showers, visibility good, moderate in a shower.

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

Flushing Hook of Holland
West 5-6, decreasing 4-5, later veering northwest 3-4, visibility good.

Zierikzee
West 4-5, later veering northwest 3-4, visibility good.

IJmuiden Harlingen IJsselmeer
West 5-6, later veering northwest 4-5, especially showers at first, visibility good, moderate in a shower.

Texel Rottum
West 6-7, decreasing northwest 5-6, especially showers at first, visibility good, moderate in a shower.

Delfzijl
Westerly 5-6, veering northwest, especially showers at first, visibility good, moderate in a shower.

Marken
Westerly 4-5, occasionally 6, later veering northwest 3-4, especially showers at first, visibility good, moderate in a shower.


Next forecast will be approximately issued at Saturday 5 September 2026 00.00 UTC.