Last Update: 501 PM EDT Sun Jun 21 2026

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Marquette, MI Local Forecast Office

3NM WNW Copper Harbor MI

Marine Zone Forecast

Late This Afternoon
Variable wind less than 10 knots. Partly cloudy. Waves calm to 1 foot.
Tonight
Variable wind less than 10 knots becoming northwest less than 10 knots by midnight. Mostly cloudy. Waves calm to 1 foot.
Monday
Northwest wind less than 10 knots backing west late. Partly cloudy. Waves calm to 1 foot.
Monday Night
West wind less than 10 knots. Mostly clear. Waves calm to 1 foot.
Tuesday
Variable wind less than 10 knots. Partly cloudy. Waves calm to 1 foot.



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501 PM EDT Sun Jun 21 2026
 
 

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