Major Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold in the North-Central U.S.

A large, long-duration winter storm is expected to bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies/Plains into the Mid-South beginning Friday, spreading eastward to the Mid-Atlantic and New England this weekend. An Arctic front will bring frigid temperatures and gusty winds that will lead to dangerous wind chills from the Northern Plains and Upper Midwest. Read More >

Coastal Waters Forecast for Munising to Grand Marais MI (LSZ250) (Text-Only)
NWS Forecast for: Munising to Grand Marais MI (LSZ250)
Issued by: National Weather Service Marquette, MI
Last Update: 500 PM EST Thu Jan 22 2026
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Late This Afternoon: Northwest wind 20 to 25 knots with gale force gusts up to 34 knots. Snow. Heavy freezing spray. Waves 7 to 10 feet occasionally to 13 feet.

Tonight: Northwest wind up to 30 knots. Snow. Heavy freezing spray. Waves building to 10 to 14 feet occasionally to 18 feet, then subsiding to 9 to 12 feet occasionally to 15 feet.

Friday: Northwest wind up to 30 knots with gale force gusts up to 38 knots. Snow. Heavy freezing spray. Waves subsiding to 7 to 10 feet occasionally to 13 feet.

Friday Night: Northwest wind 15 to 25 knots. Mostly cloudy. Snow likely in the evening, then a chance of snow after midnight. Heavy freezing spray through the night. Waves subsiding to 3 to 6 feet occasionally to 8 feet.

Saturday: West wind 10 to 20 knots backing southwest 10 to 15 knots in the afternoon. Mostly cloudy with a chance of snow. Waves subsiding to 2 to 3 feet.

note: wave height forecasts are for ice free areas.







Zone Forecast: Munising to Grand Marais MI (LSZ250)

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