Last Update: 405 AM EDT Tue Aug 26 2025

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Grand Rapids, MI Local Forecast Office

10NM SW South Haven MI

Marine Zone Forecast

Early This Morning
Northwest winds 10 to 15 knots. Partly cloudy with a chance of rain showers. Waves 2 to 4 feet.
Today
Northwest winds 10 to 20 knots. Mostly sunny. A slight chance of rain showers until midday. Waves 2 to 4 feet.
Tonight
North winds 5 to 15 knots backing south after midnight. Mostly clear. Waves 2 to 3 feet.
Wednesday
West winds 10 to 15 knots. Mostly sunny. Waves 1 to 3 feet.
Wednesday Night
Southwest winds 10 to 20 knots veering west 20 to 25 knots toward daybreak. Partly cloudy with a chance of rain showers and a slight chance of thunderstorms. Waves around 1 foot building to 3 to 5 feet after midnight.
Thursday
West winds 20 to 25 knots veering northwest. Partly sunny with a chance of showers and thunderstorms. Waves 4 to 6 feet.
Friday
Northeast winds 10 to 15 knots backing north. Sunny. Waves 1 to 3 feet.
Saturday
Southeast winds 5 to 10 knots veering west, then veering north late in the day. Mostly sunny. Waves 1 foot or less.



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405 AM EDT Tue Aug 26 2025
 
 

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