Severe Thunderstorms and Heavy Rainfall for the Southwest; Heat Spreads Across the Center of the Nation

Moisture will continue to move into areas of the West. This will increase showers and thunderstorms coverage and intensity, with the risk of flash flooding and damaging wind gusts. Meanwhile, heat across the Southwest will expand into the center of the nation this weekend into early next week. Trends favor this heat will spread across the Ohio Valley, mid-Atlantic next week. Read More >

Last Update: 336 AM EDT Sun Aug 30 2026

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Grand Rapids, MI Local Forecast Office

4NM W Muskegon MI

Marine Zone Forecast

Rest Of Tonight
South winds 20 to 25 knots. Cloudy with a chance of showers and thunderstorms. Waves 3 to 5 feet.
Sunday
South winds 20 to 25 knots. Rain showers and a chance of thunderstorms. Waves 4 to 6 feet.
Sunday Night
South winds 10 to 20 knots. Mostly cloudy with a slight chance of showers and thunderstorms. Waves 3 to 5 feet subsiding to 2 to 4 feet after midnight.
Monday
South winds 15 to 20 knots. Partly sunny with a chance of rain showers and a slight chance of thunderstorms. Waves 3 to 5 feet.
Monday Night
Southwest winds 10 to 20 knots. Partly cloudy. Waves 3 to 5 feet.
Tuesday
South winds 10 to 15 knots. Partly sunny with a chance of showers and thunderstorms. Waves 1 to 3 feet.
Wednesday
Southwest winds 10 to 15 knots. Partly sunny. Waves 1 to 2 feet.
Thursday
Northeast winds around 10 knots backing northwest early in the afternoon. Mostly sunny. Waves 1 to 2 feet.



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336 AM EDT Sun Aug 30 2026
 
 

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