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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 Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park (LSZ263) (Text-Only)
NWS Forecast for: Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park (LSZ263)
Issued by: National Weather Service Marquette, MI
Last Update: 1044 AM EST Thu Jan 22 2026		Print



Rest Of Today: Northwest winds 15 to 25 knots increasing to 20 to 30 knots by mid afternoon. Heavy freezing spray. Scattered snow showers late in the morning. Numerous snow showers in the afternoon. Waves 4 to 8 feet occasionally to 10 feet, then building to 9 to 12 feet occasionally to 15 feet.

Tonight: Northwest winds 20 to 30 knots. Heavy freezing spray. Numerous snow showers. Waves subsiding to 6 to 9 feet occasionally to 11 feet.

Friday: Northwest winds 20 to 30 knots diminishing to 15 to 25 knots. Heavy freezing spray. Numerous snow showers in the morning. Scattered snow showers in the afternoon. Waves subsiding to 3 to 5 feet occasionally to 7 feet.

Friday Night: Northwest winds 15 to 25 knots diminishing to 10 to 20 knots after midnight. Scattered snow showers. Waves subsiding to 1 to 3 feet.

Saturday: West winds 5 to 15 knots. Scattered snow showers. Waves subsiding to calm to 2 feet.

Saturday Night: Southwest winds 5 to 15 knots veering west after midnight. A chance of snow showers. Waves calm to 2 feet.

Sunday: Northwest winds 5 to 15 knots increasing to 10 to 20 knots. Waves building to 1 to 3 feet.

Monday: West winds 20 to 30 knots. Heavy freezing spray. Waves building to 3 to 6 feet occasionally to 8 feet.

note, wave height forecasts are for ice free areas.






Zone Forecast: Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park (LSZ263)

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