National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Powerful Winter Storm from the Upper Midwest into the Northeast; Severe Thunderstorms in the Midwest and Ohio Valley

A rapidly-intensifying storm is expected to bring heavy snow, blizzard conditions, and icing from the Upper Midwest through the Great Lakes and Northeast. Scattered severe thunderstorms may produce severe/damaging wind gusts and a couple of tornadoes across parts of the Midwest and lower Ohio Valley through the evening. Arctic air will expand across the central and southern U.S.. Read More >

Hazardous Weather Conditions

Current conditions at

Grand Marais, The Bay of Grand Marais (KGNA)

Lat: 47.75°NLon: 90.34°WElev: 610ft.

36°F

2°C

Humidity 76%
Wind Speed N 8 mph
Barometer 29.69 in (1006.4 mb)
Dewpoint 29°F (-2°C)
Visibility NA
Wind Chill30°F (-1°C)
Last update 28 Dec 12:56 pm CST
Extended Forecast for

Grand Marais MN

High Wind Warning December 28, 09:00pm until December 29, 03:00pm
Click here for hazard details and duration
High Wind Warning

  • This Afternoon

    This Afternoon: Snow likely, mainly after 5pm. Cloudy, with a high near 36. Windy, with a north wind 10 to 15 mph increasing to 20 to 25 mph. Winds could gust as high as 40 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.

    High: 36 °F

    Snow Likely
    and Windy

  • Tonight

    Tonight: Snow likely, mainly before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 8. Windy, with a north wind 25 to 30 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 8 °F

    Windy. Snow
    Likely then
    Chance Snow

  • Monday

    Monday: Sunny, with a steady temperature around 12. Blustery, with a northwest wind around 20 mph, with gusts as high as 45 mph.

    High: 12 °F

    Sunny and
    Blustery

  • Monday Night

    Monday Night: Increasing clouds, with a low around 6. Blustery, with a northwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 35 mph.

    Low: 6 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Snow. High near 23. West wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 23 °F

    Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 3. Blustery, with a northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 3 °F

    Mostly Cloudy
    and Blustery

  • Wednesday

    Wednesday: A slight chance of snow before noon. Mostly sunny, with a high near 10. Blustery, with a northwest wind around 15 mph, with gusts as high as 30 mph.

    High: 10 °F

    Blustery.
    Slight Chance
    Snow then
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -3. Blustery, with a northwest wind around 15 mph, with gusts as high as 30 mph.

    Low: -3 °F

    Partly Cloudy
    and Blustery

  • New Year's Day

    New Year's Day: Sunny, with a high near 9. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 9 °F

    Sunny and
    Breezy

Detailed Forecast

This Afternoon
Snow likely, mainly after 5pm. Cloudy, with a high near 36. Windy, with a north wind 10 to 15 mph increasing to 20 to 25 mph. Winds could gust as high as 40 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow likely, mainly before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 8. Windy, with a north wind 25 to 30 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Monday
Sunny, with a steady temperature around 12. Blustery, with a northwest wind around 20 mph, with gusts as high as 45 mph.
Monday Night
Increasing clouds, with a low around 6. Blustery, with a northwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 35 mph.
Tuesday
Snow. High near 23. West wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Tuesday Night
Mostly cloudy, with a low around 3. Blustery, with a northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Wednesday
A slight chance of snow before noon. Mostly sunny, with a high near 10. Blustery, with a northwest wind around 15 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around -3. Blustery, with a northwest wind around 15 mph, with gusts as high as 30 mph.
New Year's Day
Sunny, with a high near 9. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.
Thursday Night
Partly cloudy, with a low around 2. Breezy, with a west wind around 15 mph, with gusts as high as 35 mph.
Friday
Mostly sunny, with a high near 15. Northwest wind around 10 mph, with gusts as high as 25 mph.
Friday Night
Mostly cloudy, with a low around 6. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
A slight chance of snow. Partly sunny, with a high near 20. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Marais MN
 47.74°N 90.33°W
Last Update:
1:26 pm CST Dec 28, 2025
Forecast Valid:
1pm CST Dec 28, 2025-6pm CST Jan 3, 2026
 
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Additional Resources

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Chance of Precipitation