Last Update: 1101 AM EDT Mon Aug 24 2026

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Marquette, MI Local Forecast Office

20NM NE Ontonagon MI

Marine Zone Forecast

Rest Of Today
Northwest wind less than 10 knots by late morning becoming variable. Mostly sunny. Waves calm to 1 foot.
Tonight
Variable wind less than 10 knots becoming south less than 10 knots late. Mostly cloudy. Waves calm to 1 foot.
Tuesday
South wind less than 10 knots. Partly cloudy. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Waves calm to 1 foot.
Tuesday Night
South wind 10 to 15 knots veering southwest after midnight. Gusts up to 22 knots. Mostly cloudy. Showers and a chance of thunderstorms in the evening, then a chance of showers and a slight chance of thunderstorms after midnight. Waves building to 1 to 2 feet.



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1101 AM EDT Mon Aug 24 2026
 
 

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