Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. 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]

Tonight
Low: 49 °F
SSW 21kt
5-6ft
Monday
High: 49 °F
SW 15kt
2-4ft
Monday Night
Low: 50 °F
S 20kt
5ft
Tuesday
High: 58 °F
SSW 17kt
3-4ft
Tuesday Night
Low: 46 °F
SSW 14kt
2ft
Wednesday
High: 54 °F
SSW 14kt
2-3ft
Wednesday Night
Low: 47 °F
SSW 18kt
2-4ft
Thursday
High: 53 °F
SSW 18kt
2-4ft
Thursday Night
Low: 46 °F
S 11kt
1ft

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 10:12 pm CDT Apr 12, 2026
Forecast Valid: 10pm CDT Apr 12, 2026-6pm CDT Apr 19, 2026

View Nearby Observations

Detailed Forecast

Tonight

SSW wind 19 to 21 kt, with gusts as high as 28 kt. Showers and possibly a thunderstorm before 3am, then isolated showers between 3am and 4am. Patchy fog. Waves 5 to 6 ft.

Monday

SW wind 10 to 15 kt becoming S in the afternoon. Winds could gust as high as 21 kt. A slight chance of showers and thunderstorms after 5pm. Areas of fog before 2pm. Waves 2 to 4 ft.

Monday Night

S wind 12 to 20 kt. A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 9pm, then a chance of showers and thunderstorms after 9pm. Waves 2 ft building to 5 ft.

Tuesday

SSW wind 14 to 17 kt. A chance of showers and thunderstorms, mainly after 1pm. Waves 3 to 4 ft.

Tuesday Night

SSW wind around 14 kt, with gusts as high as 21 kt. Showers and possibly a thunderstorm. Waves around 2 ft.

Wednesday

SW wind around 14 kt becoming S in the afternoon. Winds could gust as high as 21 kt. Showers. Waves 2 to 3 ft.

Wednesday Night

SSW wind 14 to 18 kt. Showers likely before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then a chance of showers after 1am. Waves 2 to 4 ft.

Thursday

SSW wind 9 to 18 kt. A chance of showers. Waves 2 to 4 ft.

Thursday Night

W wind 9 to 11 kt becoming SSE after midnight. Mostly clear. Waves around 1 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.