Heavy Rainfall and Severe Thunderstorms in the Midwest and Ohio Valley Tuesday
Multiple rounds of severe thunderstorms appear likely Tuesday across the Midwest and Ohio Valley, with severe wind gusts in excess of 75 mph as the primary threat. Heavy to excessive rainfall may lead to considerable flash and urban flooding impacts Tuesday across portions of the Ohio Valley. A Moderate Risk (level 3 of 4) of excessive rainfall has been issued. Read More >
Hazardous Weather Conditions
Last Update: 321 AM CDT Tue Aug 11 2026
For More Weather Information:
22NM WSW Grand Haven MI
Marine Zone Forecast
Today
Southeast winds 5 to 10 kt becoming south. Patchy dense fog this morning. Chance of showers and thunderstorms. Waves 1 ft or less.
Tonight
South winds 5 to 10 kt. Patchy fog overnight. Waves 1 ft or less.
Wednesday
South winds 5 to 10 kt backing to northeast. Patchy fog in the morning. Waves nearly calm.
Wednesday Night
Northeast winds 5 to 10 kt becoming north. Waves 1 ft or less.
Thursday
Northeast winds 10 to 15 kt becoming north 10 to 20 kt. Chance of showers in the morning. Waves 1 to 2 ft.
Thursday Night
North winds 10 to 20 kt becoming northeast. Waves 1 to 3 ft building to 3 to 5 ft.
Friday
Northeast winds 10 to 20 kt increasing to 15 to 25 kt. Waves 3 to 5 ft.
Saturday
Southeast winds 15 to 25 kt. Chance of showers. Waves 4 to 7 ft occasionally to 9 ft.
Additional Forecasts and Information
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