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

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 28%
Wind Speed NA
Barometer 30.00 in (1017.1 mb)
Dewpoint 6°F (-14°C)
Visibility NA
Last update 11 Mar 5:56 pm CDT
Extended Forecast for

Grand Marais MN

Blizzard Warning March 12, 01:00pm until March 13, 01:00pm
Click here for hazard details and duration
Blizzard Warning

  • Tonight

    Tonight: Mostly clear, with a low around 13. Northwest wind 5 to 10 mph, with gusts as high as 30 mph.

    Low: 13 °F

    Mostly Clear

  • Thursday

    Thursday: A chance of flurries between 3pm and 4pm, then a chance of snow after 4pm. Mostly sunny, with a high near 30. Light and variable wind becoming southeast 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    High: 30 °F

    Sunny then
    Chance Snow

  • Thursday Night

    Thursday Night: Snow, mainly after 7pm. The snow could be heavy at times. Widespread blowing snow, mainly between 8pm and 1am. Steady temperature around 27. Windy, with an east wind 15 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 7 to 11 inches possible.

    Low: 27 °F

    Heavy Snow
    and Blowing
    Snow

  • Friday

    Friday: Snow likely, mainly before 7am. Patchy blowing snow before 11am. Mostly cloudy, with a high near 30. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 30 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 13. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 13 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 31. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 31 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 16. Southwest wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 25 mph.

    Low: 16 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 26. Blustery, with a northeast wind around 15 mph, with gusts as high as 30 mph.

    High: 26 °F

    Chance Snow
    and Blustery

  • Sunday Night

    Sunday Night: A chance of snow, mainly before 1am. Mostly cloudy, with a low around 7. Blustery, with a north wind 15 to 20 mph, with gusts as high as 40 mph.

    Low: 7 °F

    Chance Snow
    and Blustery

Detailed Forecast

Tonight
Mostly clear, with a low around 13. Northwest wind 5 to 10 mph, with gusts as high as 30 mph.
Thursday
A chance of flurries between 3pm and 4pm, then a chance of snow after 4pm. Mostly sunny, with a high near 30. Light and variable wind becoming southeast 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Thursday Night
Snow, mainly after 7pm. The snow could be heavy at times. Widespread blowing snow, mainly between 8pm and 1am. Steady temperature around 27. Windy, with an east wind 15 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 7 to 11 inches possible.
Friday
Snow likely, mainly before 7am. Patchy blowing snow before 11am. Mostly cloudy, with a high near 30. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday Night
Mostly cloudy, with a low around 13. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.
Saturday
Partly sunny, with a high near 31. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 16. Southwest wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 25 mph.
Sunday
A chance of snow. Mostly cloudy, with a high near 26. Blustery, with a northeast wind around 15 mph, with gusts as high as 30 mph.
Sunday Night
A chance of snow, mainly before 1am. Mostly cloudy, with a low around 7. Blustery, with a north wind 15 to 20 mph, with gusts as high as 40 mph.
Monday
Partly sunny, with a high near 20. Blustery, with a north wind 15 to 20 mph, with gusts as high as 35 mph.
Monday Night
Mostly clear, with a low around 3. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 23. Northwest wind around 5 mph becoming southwest in the afternoon.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 12. Southwest wind around 5 mph.
Wednesday
A slight chance of snow. Partly sunny, with a high near 31. South wind around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Marais MN
 47.74°N 90.36°W
Last Update:
6:16 pm CDT Mar 11, 2026
Forecast Valid:
6pm CDT Mar 11, 2026-6pm CDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation