Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

For More Weather Information:

Grand Rapids, MI Local Forecast Office

29NM W South Haven MI

Marine Point Forecast

[NOTICE]

Tonight
Low: 40 °F
W 16kt
2-3ft
Sunday
High: 44 °F
W 14kt
2ft
Sunday Night
Low: 38 °F
N 11kt
2ft
Monday
High: 46 °F
ENE 7kt
1ft
Monday Night
Low: 41 °F
S 20kt
4ft
Tuesday
High: 53 °F
SSW 20kt
5ft
Tuesday Night
Low: 44 °F
NNW 13kt
1-2ft
Wednesday
High: 51 °F
NNE 11kt
1-2ft
Wednesday Night
Low: 46 °F
SSE 15kt
1-2ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 8:36 pm CDT Apr 18, 2026
Forecast Valid: 9pm CDT Apr 18, 2026-6pm CDT Apr 25, 2026

View Nearby Observations

Detailed Forecast

Tonight

W wind 14 to 16 kt. Mostly clear. Waves 2 to 3 ft.

Sunday

W wind 11 to 14 kt becoming NNW in the afternoon. A chance of sprinkles before 8am, then a slight chance of showers after 8am. Waves around 2 ft.

Sunday Night

N wind 9 to 11 kt. Mostly clear. Waves around 2 ft.

Monday

ENE wind 5 to 7 kt becoming S in the afternoon. Sunny. Waves around 1 ft.

Monday Night

SE wind 10 to 20 kt becoming S after midnight. Partly cloudy. Waves 1 ft building to 4 ft.

Tuesday

SSW wind 11 to 20 kt. Mostly sunny. Waves 5 ft subsiding to 2 ft.

Tuesday Night

SW wind 9 to 13 kt becoming N after midnight. Mostly cloudy. Waves 1 to 2 ft.

Wednesday

NNE wind 6 to 11 kt. Mostly sunny. Waves 1 to 2 ft.

Wednesday Night

NE wind 7 to 15 kt becoming SSE after midnight. Partly cloudy. Waves 1 to 2 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.