Last Update: 1100 AM EDT Sun Aug 23 2026

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Marquette, MI Local Forecast Office

3NM WNW Copper Harbor MI

Marine Zone Forecast

Rest Of Today
North wind 15 to 20 knots backing northwest 10 to 15 knots late. Gusts up to 27 knots. Mostly sunny. Waves 3 to 5 feet occasionally to 7 feet subsiding to 2 to 3 feet.
Tonight
Northwest wind 10 to 20 knots veering north 10 to 15 knots late. Clear. Waves 2 to 3 feet.
Monday
North wind 10 to 15 knots backing northwest in the afternoon. Sunny. Waves subsiding to 1 to 2 feet.
Monday Night
West wind less than 10 knots in the evening becoming variable. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 2 feet.



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1100 AM EDT Sun Aug 23 2026
 
 

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