Last Update: 1101 AM EDT Sun Sep 6 2026

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Marquette, MI Local Forecast Office

3NM WNW Copper Harbor MI

Marine Zone Forecast

Rest Of Today
Southeast wind less than 10 knots. Mostly sunny. Waves calm to 1 foot.
Tonight
Southeast wind less than 10 knots veering south late. Partly cloudy through late evening then becoming mostly cloudy. Waves calm to 1 foot.
Monday
Southeast wind less than 10 knots backing east 5 to 15 knots with gusts up to 23 knots in the afternoon. Mostly cloudy with a slight chance of showers. Waves building to 1 to 2 feet.
Monday Night
Southeast wind 15 to 20 knots veering south after midnight. Gusts up to 33 knots. Cloudy. A slight chance of showers in the evening, then showers likely after midnight. Waves building to 3 to 5 feet occasionally to 7 feet.



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1101 AM EDT Sun Sep 6 2026
 
 

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