Severe Thunderstorm and Flash Flood Threats Continue into the Weekend

Severe thunderstorms are expected from the southern Plains to the Midwest through Friday night. Severe storm hazards may include large hail, severe winds, and tornadoes, some of which may be strong. There will be another chance for severe thunderstorms on Saturday for portions of Texas, the Lower Mississippi Valley, and the Ohio Valley. Storms could result in locally heavy rain and flash flooding. Read More >

Hazardous Weather Conditions

For More Weather Information:

Grand Rapids, MI Local Forecast Office

29NM W South Haven MI

Marine Point Forecast

[NOTICE]

Overnight
Low: 46 °F
SSW 19kt
4ft
Saturday
High: 45 °F
SSW 19kt
3-4ft
Saturday Night
Low: 38 °F
SW 17kt
2-3ft
Sunday
High: 48 °F
SSW 23kt
3-5ft
Sunday Night
Low: 44 °F
SSW 22kt
4-5ft
Monday
High: 50 °F
SSW 21kt⇓
5ft
Monday Night
Low: 41 °F
NE 14kt
4ft
Tuesday
High: 47 °F
ESE 17kt
3-4ft
Tuesday Night
Low: 37 °F
N 26kt
8ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 12:22 am CST Mar 7, 2026
Forecast Valid: 12am CST Mar 7, 2026-6pm CDT Mar 13, 2026

View Nearby Observations

Detailed Forecast

Overnight

SSW wind 17 to 19 kt, with gusts as high as 26 kt. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4am. Areas of dense fog. Waves around 4 ft.

Saturday

SSW wind 14 to 19 kt becoming WNW in the afternoon. Winds could gust as high as 25 kt. Showers and thunderstorms likely before noon, then a chance of showers between noon and 1pm. Areas of dense fog before 1pm. Waves 3 to 4 ft.

Saturday Night

WNW wind 13 to 17 kt becoming SW after midnight. Mostly cloudy, then gradually becoming mostly clear. Waves 2 to 3 ft.

Sunday

SSW wind 18 to 23 kt. Sunny. Waves 3 to 5 ft.

Sunday Night

SSW wind 17 to 22 kt. Partly cloudy. Waves 4 to 5 ft.

Monday

SSW wind 16 to 21 kt decreasing to 10 to 15 kt in the afternoon. Sunny. Waves 5 ft subsiding to 2 ft.

Monday Night

SSW wind 9 to 14 kt becoming NNE after midnight. Mostly clear. Waves 1 ft building to 4 ft.

Tuesday

NE wind 14 to 17 kt becoming ESE in the afternoon. A chance of showers. Waves 3 to 4 ft.

Tuesday Night

ESE wind 18 to 26 kt becoming N after midnight. Rain. Waves 4 ft building to 8 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.