Hazardous Weather Conditions

Last Update: 1101 AM EDT Tue Jul 21 2026

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Marquette, MI Local Forecast Office

3NM WNW Copper Harbor MI

Marine Zone Forecast

Rest Of Today
Northwest wind 20 to 25 knots with gale force gusts up to 37 knots. Mostly cloudy. Waves 4 to 7 feet occasionally to 9 feet building to 5 to 8 feet occasionally to 10 feet, then subsiding to 3 to 6 feet occasionally to 8 feet.
Tonight
Northwest wind 10 to 20 knots with gusts up to 30 knots. Mostly clear. A slight chance of showers through late evening. Waves subsiding to 2 to 3 feet.
Wednesday
Northwest wind 10 to 15 knots backing west in the afternoon. Sunny. Waves subsiding to 1 to 2 feet.
Wednesday Night
West wind 10 to 15 knots. Mostly clear. Waves 1 to 2 feet.



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1101 AM EDT Tue Jul 21 2026
 
 

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