Last Update: 502 PM EDT Thu Jun 11 2026

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Marquette, MI Local Forecast Office

3NM WNW Copper Harbor MI

Marine Zone Forecast

Late This Afternoon
South wind less than 10 knots. Mostly cloudy with a chance of showers. Waves 1 to 2 feet.
Tonight
Northwest wind 10 to 20 knots backing west 15 to 20 knots late. Showers through midnight, then a chance of showers late. Waves building to 3 to 5 feet occasionally to 7 feet.
Friday
West wind 15 to 25 knots with gale force gusts up to 34 knots. Mostly sunny. Waves building to 4 to 7 feet occasionally to 9 feet, then subsiding to 3 to 6 feet occasionally to 8 feet.
Friday Night
Southwest wind 10 to 20 knots. Mostly clear. Waves subsiding to 2 to 4 feet.
Saturday
West wind 15 to 20 knots with gusts up to 30 knots. Mostly sunny. Waves building to 3 to 6 feet occasionally to 8 feet, then subsiding to 3 to 5 feet occasionally to 7 feet.



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502 PM EDT Thu Jun 11 2026
 
 

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