Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Coastal Waters Forecast for Whitehall to Pentwater MI (LMZ848) (Text-Only)
NWS Forecast for: Whitehall to Pentwater MI (LMZ848)
Issued by: National Weather Service Grand Rapids, MI
Last Update: 941 AM EDT Thu Aug 13 2026
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Rest Of Today: South winds around 5 knots veering west early in the afternoon. Mostly cloudy. Waves less than 1 foot.

Tonight: Northwest winds around 10 knots veering east after midnight. Partly cloudy. Waves less than 1 foot.

Friday: East winds 10 to 20 knots backing northwest early in the afternoon. Partly sunny. Waves 2 to 4 feet.

Friday Night: North winds 10 to 20 knots veering east 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.

Saturday: Southeast winds 15 to 20 knots veering south early in the afternoon. Rain showers likely. Waves 1 to 3 feet.

Sunday: West winds around 15 knots veering northwest early in the afternoon. Mostly cloudy with a chance of showers and thunderstorms. Waves 2 to 4 feet.

Monday: North winds 10 to 20 knots backing northwest early in the afternoon. Sunny. Waves 1 to 3 feet.







Zone Forecast: Whitehall to Pentwater MI (LMZ848)

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