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Grand Rapids, MI Local Forecast Office

34NM W South Haven MI

Marine Point Forecast

[NOTICE]

Wednesday
High: 38 °F
NNW 31kt
15ft

Gale Warning
Wednesday Night
Low: 26 °F
NW 24kt
11ft
Thursday
High: 31 °F
NW 20kt
6ft
Thursday Night
Low: 28 °F
SE 12kt
2ft
Friday
High: 33 °F
W 20kt
2-4ft
Friday Night
Low: 20 °F
WNW 26kt
9ft
Saturday
High: 23 °F
WNW 25kt
7-9ft
Saturday Night
Low: 17 °F
NW 25kt
7-8ft
Sunday
High: 23 °F
NW 24kt
8ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 12:02 am CST Dec 10, 2025
Forecast Valid: 1am CST Dec 10, 2025-6pm CST Dec 16, 2025

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Detailed Forecast

Wednesday

WNW wind 23 to 31 kt becoming N in the morning. Winds could gust as high as 38 kt. Rain and snow before 4pm, then a slight chance of snow after 5pm. Waves 7 ft building to 15 ft.

Wednesday Night

NW wind 18 to 24 kt. A chance of snow before midnight. Waves 11 ft subsiding to 6 ft.

Thursday

NW wind 10 to 20 kt becoming WSW in the afternoon. Mostly cloudy. Waves 6 ft subsiding to 2 ft.

Thursday Night

WSW wind 9 to 12 kt becoming SE after midnight. A chance of snow. Waves around 2 ft.

Friday

ESE wind 12 to 20 kt becoming W in the afternoon. A chance of snow. Waves 2 to 4 ft.

Friday Night

WNW wind 21 to 26 kt. A chance of snow before midnight. Widespread freezing spray after 3am. Waves 5 ft building to 9 ft.

Saturday

WNW wind 20 to 25 kt. Snow likely, mainly after noon. Widespread freezing spray before 1pm, then Widespread freezing spray between 3pm and 4pm. Waves 7 to 9 ft.

Saturday Night

NW wind 21 to 25 kt. A chance of snow. Widespread freezing spray after 7pm. Waves 7 to 8 ft.

Sunday

NW wind 15 to 24 kt. Widespread freezing spray before 1pm. Mostly cloudy. Waves 8 ft subsiding to 5 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.