Coastal waters

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

Issued: 13 September 2026 20:50 UTC

A warning to shipping:

No warnings

Synopsis:

A ridge over the North Sea is moving eastwards. A trough remains over the southwestern coastal area and will move northeastwards from the afternoon. A low near Iceland is moving eastwards.

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

Flushing
Variable 1-3, soon increasing south to southwest 2-3, later increasing southwest 3-4, especially later risk of a light shower, visibility good, moderate to poor in the coastal area, later increasing good.

Zierikzee
Variable 1-3, later increasing south to southwest 2-3, especially later risk of a light shower, visibility moderate to poor, increasing later to moderate to good.

Hook of Holland
South to southeast 2-3, increasing 3-4, later veering south to southwest, especially later risk of a light shower, visibility good, moderate to poor in the coastal area, later increasing good.

IJmuiden
South to southeast 2-3, increasing 3-4, later veering south to southwest, especially later risk of a light shower, visibility good, locally possibly moderate.

Texel Harlingen
South to southeast 2-3, increasing south 3-4, visibility good.

Rottum Delfzijl
North to northwest 2-3, gradually backing south, later increasing 3-4, visibility good.

IJsselmeer Marken
Easterly 2-3, soon veering southeast, later possibly 5, visibility good.

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

Flushing
Southwest 3-4 , first risk of a light shower, visibility good, in precipitation possibly moderate.

Zierikzee
South to southwest 2-3, first risk of a light shower, visibility moderate to good, temporarily increasing to good.

Hook of Holland IJmuiden
South to southwest 3-4, later possibly 5, first risk of a light shower, visibility good, in precipitation possibly moderate.

Texel Harlingen
South to southwest 3-4, risk light shower, visibility good, in precipitation possibly moderate.

Rottum Delfzijl
South to southeast 3-4, later veering south to southwest, risk light shower, visibility good, in precipitation possibly moderate.

IJsselmeer Marken
Southeast 2-3, veering southwest, later increasing 3-4, risk light shower, visibility good, in precipitation possibly moderate.


Next forecast will be approximately issued at Monday 14 September 2026 06.00 UTC.