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]

Sunday
High: 44 °F
WSW 14kt
2ft
Sunday Night
Low: 40 °F
N 11kt
2ft
Monday
High: 47 °F
NNE 7kt⇓
1ft
Monday Night
Low: 42 °F
S 19kt
4ft
Tuesday
High: 53 °F
SSW 19kt
5ft
Tuesday Night
Low: 44 °F
N 9kt
1-2ft
Wednesday
High: 51 °F
NNE 8kt
1-2ft
Wednesday Night
Low: 46 °F
S 14kt
1-2ft
Thursday
High: 58 °F
S 15kt
2-3ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 1:35 am CDT Apr 19, 2026
Forecast Valid: 2am CDT Apr 19, 2026-6pm CDT Apr 25, 2026

View Nearby Observations

Detailed Forecast

Sunday

WSW wind 10 to 14 kt becoming NW in the afternoon. A chance of sprinkles before 1pm, then a slight chance of showers between 1pm and 2pm, then a chance of sprinkles after 2pm. Waves around 2 ft.

Sunday Night

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

Monday

NNE wind 5 to 7 kt becoming variable and less than 5 kt. Sunny. Waves around 1 ft.

Monday Night

SE wind 10 to 19 kt becoming S after midnight. Partly cloudy. Waves 1 ft building to 4 ft.

Tuesday

SSW wind 9 to 19 kt. Sunny. Waves 5 ft subsiding to 2 ft.

Tuesday Night

SW wind around 9 kt becoming N after midnight. Partly cloudy. Waves 1 to 2 ft.

Wednesday

NNE wind 5 to 8 kt. Sunny. Waves 1 to 2 ft.

Wednesday Night

ENE wind 7 to 14 kt becoming S after midnight. Partly cloudy. Waves 1 to 2 ft.

Thursday

S wind 13 to 15 kt. Mostly sunny. Waves 2 to 3 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.