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18NM WSW Grand Haven MI

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 12:26 am CST Nov 26, 2025
Forecast Valid: 12am CST Nov 26, 2025-6pm CST Dec 2, 2025

Overnight

WSW wind 20 to 25 kt increasing to 26 to 31 kt. Rain, mainly before 3am. Waves 4 ft building to 11 ft.

Wednesday

SW wind 33 to 38 kt becoming WNW 40 to 45 kt in the afternoon. Rain before 3pm, then snow, possibly mixed with rain. Waves 12 ft building to 23 ft.

Wednesday Night

WNW wind 39 to 46 kt, with gusts as high as 50 kt. Snow, mainly before midnight. Waves 23 ft subsiding to 19 ft.

Thanksgiving Day

WNW wind 35 to 39 kt. Snow likely, mainly after noon. Waves 18 ft subsiding to 15 ft.

Thursday Night

NW wind 29 to 34 kt. Snow likely, mainly before midnight. Waves 15 ft subsiding to 12 ft.

Friday

NW wind 22 to 27 kt decreasing to 15 to 20 kt in the afternoon. A chance of snow before noon. Waves 11 ft subsiding to 4 ft.

Friday Night

WNW wind 8 to 14 kt becoming SSW after midnight. A chance of snow after midnight. Waves 4 ft subsiding to 1 ft.

Saturday

SSE wind 13 to 18 kt increasing to 21 to 26 kt in the afternoon. Snow. Waves 2 ft building to 6 ft.

Saturday Night

SSE wind 24 to 27 kt becoming WSW after midnight. Rain and snow. Waves around 6 ft.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.