Tracking Late Season Winter Storms

A moderate atmospheric river will continue to bring heavy snow over the Olympics, northern Cascades and northern Rockies Friday while heavy rain may bring flooding to coastal Oregon and Washington. A winter storm will continue to push across the Great Lakes and Northeast U.S. Friday and Saturday with areas of heavy snow and high winds. Read More >

Hazardous Weather Conditions

For More Weather Information:

Grand Rapids, MI Local Forecast Office

29NM W South Haven MI

Marine Point Forecast

[NOTICE]

Tonight
Low: 37 °F
⇑S 38kt
13ft

Storm Warning
Friday
High: 40 °F
W 38kt
12-14ft

Storm Warning
Friday Night
Low: 32 °F
NW 29kt⇓
11ft

Storm Warning
Saturday
High: 37 °F
N 9kt
4ft
Saturday Night
Low: 35 °F
⇑E 22kt
5ft
Sunday
High: 44 °F
SSE 30kt
7-8ft
Sunday Night
Low: 25 °F
⇑NNW 41kt
23ft
Monday
High: 30 °F
WNW 42kt
26ft
Monday Night
Low: 19 °F
NW 35kt
18ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:12 pm CDT Mar 12, 2026
Forecast Valid: 8pm CDT Mar 12, 2026-6pm CDT Mar 19, 2026

View Nearby Observations

Detailed Forecast

Tonight

S wind 15 to 25 kt increasing to 28 to 38 kt after midnight. Winds could gust as high as 50 kt. Rain, mainly between 1am and 3am. Waves 2 ft building to 13 ft.

Friday

SW wind 33 to 38 kt becoming WNW in the afternoon. Winds could gust as high as 50 kt. A slight chance of rain, mainly between 8am and 9am. Waves 12 to 14 ft.

Friday Night

NW wind 24 to 29 kt decreasing to 13 to 18 kt after midnight. Winds could gust as high as 38 kt. Partly cloudy. Waves 11 ft subsiding to 5 ft.

Saturday

N wind 6 to 9 kt becoming SE in the afternoon. Cloudy. Waves 4 ft subsiding to 1 ft.

Saturday Night

E wind 11 to 16 kt increasing to 17 to 22 kt after midnight. Rain and snow, mainly after 1am. Waves 1 ft building to 5 ft.

Sunday

E wind 25 to 30 kt becoming SSE in the afternoon. Rain. Waves 7 to 8 ft.

Sunday Night

W wind 28 to 33 kt becoming NNW 36 to 41 kt after midnight. Rain before 1am, then snow. The snow could be heavy at times. Widespread freezing spray after 4am. Waves 9 ft building to 23 ft.

Monday

WNW wind 37 to 42 kt. Snow. Widespread freezing spray between 9am and 3pm. Waves 26 ft subsiding to 20 ft.

Monday Night

NW wind 30 to 35 kt. A chance of snow. Widespread freezing spray. Waves 18 ft subsiding to 14 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.