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Hazardous Weather Conditions

Current conditions at

Grand Marais, The Bay of Grand Marais (KGNA)

Lat: 47.75°NLon: 90.34°WElev: 610ft.

18°F

-8°C

Humidity 54%
Wind Speed Vrbl 5 mph
Barometer 30.08 in (1019.8 mb)
Dewpoint 4°F (-16°C)
Visibility NA
Wind Chill11°F (-12°C)
Last update 12 Mar 3:56 am 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

  • Today

    Today: Mostly sunny, with a high near 29. Breezy, with a northwest wind 5 to 15 mph becoming south in the morning. Winds could gust as high as 20 mph.

    High: 29 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Snow, mainly after 7pm. The snow could be heavy at times. Widespread blowing snow, mainly between 8pm and 5am. Steady temperature around 27. Windy, with an east wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

    Low: 27 °F

    Heavy Snow
    and Blowing
    Snow

  • Friday

    Friday: A 40 percent chance of snow before 1pm. Patchy blowing snow before 1pm. Mostly cloudy, with a high near 31. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 40 mph.

    High: 31 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 12. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 12 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 30. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 30 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 15. Calm wind becoming northeast around 5 mph after midnight. Winds could gust as high as 20 mph.

    Low: 15 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow, mainly after 1pm. Mostly cloudy, with a high near 25. Northeast wind around 10 mph, with gusts as high as 25 mph.

    High: 25 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A chance of snow, mainly before 1am. Mostly cloudy, with a low around 4. Blustery, with a north wind 15 to 20 mph, with gusts as high as 40 mph.

    Low: 4 °F

    Chance Snow
    and Blustery

  • Monday

    Monday: Partly sunny, with a high near 18. Blustery, with a north wind 15 to 20 mph, with gusts as high as 40 mph.

    High: 18 °F

    Partly Sunny
    and Blustery

Detailed Forecast

Today
Mostly sunny, with a high near 29. Breezy, with a northwest wind 5 to 15 mph becoming south in the morning. Winds could gust as high as 20 mph.
Tonight
Snow, mainly after 7pm. The snow could be heavy at times. Widespread blowing snow, mainly between 8pm and 5am. Steady temperature around 27. Windy, with an east wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.
Friday
A 40 percent chance of snow before 1pm. Patchy blowing snow before 1pm. Mostly cloudy, with a high near 31. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 40 mph.
Friday Night
Mostly cloudy, with a low around 12. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 30. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 15. Calm wind becoming northeast around 5 mph after midnight. Winds could gust as high as 20 mph.
Sunday
A chance of snow, mainly after 1pm. Mostly cloudy, with a high near 25. Northeast wind around 10 mph, with gusts as high as 25 mph.
Sunday Night
A chance of snow, mainly before 1am. Mostly cloudy, with a low around 4. Blustery, with a north wind 15 to 20 mph, with gusts as high as 40 mph.
Monday
Partly sunny, with a high near 18. Blustery, with a north wind 15 to 20 mph, with gusts as high as 40 mph.
Monday Night
Mostly clear, with a low around 1. Blustery, with a north wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 21. Northwest wind around 5 mph becoming west in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
Mostly cloudy, with a low around 9. Southwest wind around 5 mph becoming calm.
Wednesday
A slight chance of snow. Partly sunny, with a high near 31. South wind around 5 mph, with gusts as high as 15 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grand Marais MN
 47.76°N 90.33°W
Last Update:
4:08 am CDT Mar 12, 2026
Forecast Valid:
4am CDT Mar 12, 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