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.

Windy

28°F

-2°C

Humidity 88%
Wind Speed E 31 G 47 mph
Barometer 29.47 in (999.0 mb)
Dewpoint 25°F (-4°C)
Visibility NA
Wind Chill12°F (-11°C)
Last update 18 Feb 11:56 am CST
Extended Forecast for

Grand Marais MN

Blizzard Warning February 18, 12:42pm until February 19, 12:00pm
Click here for hazard details and duration
Blizzard Warning
  •  
    Blizzard Warning February 18, 12:42pm until February 19, 12:00pm

    NOW until 12:00pm Thu

    Blizzard Warning

  • This Afternoon

    High: 29 °F

    Heavy Snow
    and Blowing
    Snow

  • Tonight

    Tonight: Snow. Patchy blowing snow. Steady temperature around 28. Windy, with an east wind 20 to 25 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 28 °F

    Snow and
    Patchy
    Blowing Snow

  • Thursday

    Thursday: Snow likely, mainly before noon. Mostly cloudy, with a high near 32. Breezy, with a northeast wind 10 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    High: 32 °F

    Snow Likely
    and Breezy

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 22. North wind 5 to 10 mph, with gusts as high as 25 mph. New snow accumulation of 1 to 2 inches possible.

    Low: 22 °F

    Chance Snow

  • Friday

    Friday: A 50 percent chance of snow. Partly sunny, with a high near 32. North wind 5 to 10 mph, with gusts as high as 20 mph. New snow accumulation of 1 to 3 inches possible.

    High: 32 °F

    Chance Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 18. North wind around 5 mph, with gusts as high as 15 mph.

    Low: 18 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow, mainly before noon. Partly sunny, with a high near 27. North wind around 5 mph, with gusts as high as 15 mph.

    High: 27 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 13. North wind around 5 mph, with gusts as high as 20 mph.

    Low: 13 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Snow. The snow could be heavy at times. Widespread blowing snow. High near 29. Windy, with an east wind around 30 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 13 to 19 inches possible.
Tonight
Snow. Patchy blowing snow. Steady temperature around 28. Windy, with an east wind 20 to 25 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow likely, mainly before noon. Mostly cloudy, with a high near 32. Breezy, with a northeast wind 10 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 22. North wind 5 to 10 mph, with gusts as high as 25 mph. New snow accumulation of 1 to 2 inches possible.
Friday
A 50 percent chance of snow. Partly sunny, with a high near 32. North wind 5 to 10 mph, with gusts as high as 20 mph. New snow accumulation of 1 to 3 inches possible.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 18. North wind around 5 mph, with gusts as high as 15 mph.
Saturday
A chance of snow, mainly before noon. Partly sunny, with a high near 27. North wind around 5 mph, with gusts as high as 15 mph.
Saturday Night
Mostly cloudy, with a low around 13. North wind around 5 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 23. North wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 3. North wind around 5 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 19. North wind around 5 mph becoming calm in the morning.
Monday Night
Mostly cloudy, with a low around 4. Calm wind becoming east around 5 mph after midnight. Winds could gust as high as 15 mph.
Tuesday
A chance of snow. Mostly cloudy, with a high near 23. East 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 90.36°W
Last Update:
11:22 am CST Feb 18, 2026
Forecast Valid:
12pm CST Feb 18, 2026-6pm CST Feb 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation