Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics
Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >
Hazardous Weather Conditions
Last Update: 231 PM EDT Mon Aug 31 2026
For More Weather Information:
4NM W Muskegon MI
Marine Zone Forecast
Through Early Evening
South winds 20 to 25 knots. Partly sunny with a chance of rain showers and a slight chance of thunderstorms. Waves 3 to 5 feet.
Tonight
Southwest winds 10 to 20 knots. Partly cloudy. A slight chance of rain showers in the evening. Waves 3 to 5 feet subsiding to 2 to 4 feet after midnight.
Tuesday
Southwest winds around 10 knots. Partly sunny with a slight chance of rain showers. Waves 1 to 3 feet.
Tuesday Night
South winds 10 to 15 knots. Partly cloudy with a slight chance of showers and thunderstorms. Waves 1 to 2 feet.
Wednesday
South winds 10 to 15 knots. Mostly sunny with a slight chance of rain showers. Waves 1 to 2 feet.
Wednesday Night
Southwest winds 10 to 15 knots veering north 5 to 10 knots after midnight. Partly cloudy with a chance of rain showers. Waves around 1 foot.
Thursday
East winds 5 to 10 knots backing northwest in the late morning and afternoon. Partly sunny with a chance of rain showers. Waves 1 foot or less.
Friday
East winds around 10 knots backing west early in the afternoon. Partly sunny with a chance of thunderstorms. Waves less than 1 foot.
Saturday
East winds 10 to 15 knots. Mostly sunny. Waves 1 foot or less.
Additional Forecasts and Information
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