Heat Wave Persists Over the Central U.S.; Significant Flooding Expected in the Northern Mid-Atlantic Tuesday
Dangerous and extreme heat will remain across portions of the Central U.S. this week, persisting across the Mid to Lower Mississippi Valleys, Gulf Coast, Southern Plains and portions of Texas. A heat wave over the Southwest will intensify late this week. Severe thunderstorms and flash flooding will spread from the Great Lakes/Ohio Valley to the Mid-Atlantic and Northeast the next few days. Read More >
Hazardous Weather Conditions
Last Update: 241 PM CDT Mon Jul 27 2026
For More Weather Information:
22NM WSW Grand Haven MI
Marine Zone Forecast
Tonight
Southwest winds 15 to 25 kt veering to north to 30 kt. Scattered showers and thunderstorms this evening. Waves 4 to 6 ft occasionally to 8 ft building to 6 to 9 ft occasionally to 12 ft.
Tuesday
North winds to 30 kt. Waves 6 to 9 ft occasionally to 12 ft.
Tuesday Night
North winds to 30 kt diminishing to 10 to 15 kt. Waves 7 to 10 ft occasionally to 13 ft subsiding to 3 to 5 ft.
Wednesday
North winds 10 to 20 kt increasing to 15 to 25 kt. Waves 2 to 4 ft.
Wednesday Night
North winds 10 to 20 kt becoming northeast 5 to 10 kt overnight. Waves 2 to 4 ft subsiding to 1 to 3 ft.
Thursday
South winds 5 to 10 kt increasing to 10 to 15 kt. Waves 1 to 2 ft.
Thursday Night
South winds 10 to 15 kt becoming southwest 5 to 10 kt. Waves 1 to 2 ft.
Friday
Southwest winds 10 to 15 kt. Waves 1 to 2 ft.
Saturday
Northwest winds 10 to 15 kt increasing to 10 to 20 kt. Chance of showers. Waves 1 to 2 ft.
Additional Forecasts and Information
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