Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Last Update: 336 PM EDT Wed Aug 26 2026

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Grand Rapids, MI Local Forecast Office

12NM SSW Pentwater MI

Marine Zone Forecast

Through Early Evening
Southwest winds around 15 knots. Sunny. Waves 3 to 5 feet.
Tonight
West winds around 15 knots veering northwest in the late evening and overnight. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and overnight.
Thursday
Northwest winds 15 to 20 knots. Mostly sunny. Waves 2 to 4 feet.
Thursday Night
North winds 10 to 20 knots veering northeast 5 to 15 knots in the late evening and overnight. Mostly clear. Waves 2 to 4 feet.
Friday
East winds 5 to 10 knots veering southeast in the late morning and early afternoon, then veering southwest early in the afternoon. Mostly sunny. Waves 1 foot or less.
Friday Night
South winds 5 to 15 knots. Partly cloudy. Waves 1 to 2 feet.
Saturday
South winds 10 to 20 knots increasing to 20 to 25 knots early in the afternoon. Partly sunny. Waves 2 to 4 feet building to 3 to 5 feet in the late morning and afternoon.
Sunday
South winds to 30 knots. Mostly cloudy with a chance of rain showers. Waves 6 to 9 feet.
Monday
South winds 15 to 25 knots. Mostly cloudy with a chance of rain showers. Waves 4 to 6 feet.



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336 PM EDT Wed Aug 26 2026
 
 

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