Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

For More Weather Information:

Grand Rapids, MI Local Forecast Office

29NM W South Haven MI

Marine Point Forecast

[NOTICE]

Tuesday
High: 48 °F
SSW 17kt
3-4ft
Tuesday Night
Low: 37 °F
N 19kt
4-6ft
Wednesday
High: 42 °F
NNE 19kt
4-6ft
Wednesday Night
Low: 39 °F
ENE 20kt
3-5ft
Thursday
High: 53 °F
S 21kt
5ft
Thursday Night
Low: 42 °F
SSW 21kt
5ft
Friday
High: 48 °F
W 13kt
2-4ft
Friday Night
Low: 44 °F
ESE 18kt
3-4ft
Saturday
High: 52 °F
SSE 19kt
3-4ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 1:38 am CDT Mar 31, 2026
Forecast Valid: 2am CDT Mar 31, 2026-6pm CDT Apr 6, 2026

View Nearby Observations

Detailed Forecast

Tuesday

SSW wind 14 to 17 kt becoming NNW in the afternoon. Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. Waves 3 to 4 ft.

Tuesday Night

N wind 17 to 19 kt. Showers and possibly a thunderstorm before 5am, then a chance of showers. Waves 4 to 6 ft.

Wednesday

NNE wind 15 to 19 kt. A chance of rain. Waves 4 to 6 ft.

Wednesday Night

ENE wind 16 to 20 kt. Rain likely before 1am, then rain and possibly a thunderstorm between 1am and 4am, then rain after 4am. Waves 3 to 5 ft.

Thursday

ESE wind 19 to 21 kt becoming S in the afternoon. Rain, with thunderstorms also possible after 7am. Waves around 5 ft.

Thursday Night

S wind 16 to 21 kt becoming WSW after midnight. Rain and possibly a thunderstorm. Waves around 5 ft.

Friday

W wind 9 to 13 kt becoming NNE in the afternoon. Partly sunny. Waves 2 to 4 ft.

Friday Night

NE wind 11 to 18 kt becoming ESE after midnight. A chance of rain, then rain likely and possibly a thunderstorm after 1am. Waves 3 to 4 ft.

Saturday

SSE wind 17 to 19 kt becoming SW in the afternoon. Rain. Waves 3 to 4 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.