Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Last Update: 500 AM EST Fri Feb 27 2026

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Marquette, MI Local Forecast Office

3NM WNW Copper Harbor MI

Marine Zone Forecast

Early This Morning
South wind less than 10 knots. Partly cloudy. Waves calm to 1 foot.
Today
South wind 15 to 20 knots with gusts up to 28 knots veering southwest 15 to 25 knots with gale force gusts up to 46 knots by late morning, then veering west up to 30 knots with gale force gusts up to 46 knots late. Mostly cloudy. A slight chance of rain showers and snow showers late. Waves building to 8 to 11 feet occasionally to 14 feet.
Tonight
Northwest gales to 35 knots diminishing to up to 30 knots late. Storm force gusts up to 51 knots. Mostly cloudy. Heavy freezing spray through the night. A slight chance of snow showers by midnight. Waves building to 12 to 17 feet occasionally to 21 feet, then subsiding to 7 to 10 feet occasionally to 13 feet.
Saturday
Northwest wind 15 to 25 knots with gusts up to 32 knots diminishing to 10 to 15 knots with gusts up to 22 knots in the afternoon. Cloudy. Heavy freezing spray in the morning. A chance of snow showers in the morning, then a slight chance of snow showers in the afternoon. Waves subsiding to 2 to 3 feet.
Saturday Night
Northwest wind 10 to 15 knots. Mostly cloudy with a slight chance of snow showers. Waves 2 to 3 feet.

note: wave height forecasts are for ice free areas.



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500 AM EST Fri Feb 27 2026
 
 

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