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.

24°F

-4°C

Humidity 77%
Wind Speed N 12 G 21 mph
Barometer 29.58 in (1003.0 mb)
Dewpoint 18°F (-8°C)
Visibility NA
Wind Chill13°F (-11°C)
Last update 20 Feb 5:56 am CST
Extended Forecast for

Grand Marais MN

  • Today

    Today: A 40 percent chance of snow, mainly between 7am and 2pm. Mostly cloudy, with a high near 31. Blustery, with a north wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 31 °F

    Chance Snow
    and Blustery

  • Tonight

    Tonight: A 30 percent chance of snow, mainly after 5am. Mostly cloudy, with a low around 18. North wind around 10 mph, with gusts as high as 20 mph.

    Low: 18 °F

    Chance Snow

  • Saturday

    Saturday: A 30 percent chance of snow. Partly sunny, with a high near 28. Blustery, with a north wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 28 °F

    Chance Snow
    and Blustery

  • Saturday Night

    Saturday Night: A slight chance of snow before midnight, then a chance of flurries after midnight. Mostly cloudy, with a low around 17. North wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 17 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 24. Blustery, with a north wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 24 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Blustery

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 4. North wind around 10 mph, with gusts as high as 25 mph.

    Low: 4 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 17. North wind around 5 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

    High: 17 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of snow after midnight. Mostly cloudy, with a low around 10. Breezy, with a south wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 10 °F

    Mostly Cloudy
    then Chance
    Snow and
    Breezy

  • Tuesday

    Tuesday: A chance of snow. Mostly cloudy, with a high near 28. Breezy, with a south wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 28 °F

    Chance Snow
    and Breezy

Detailed Forecast

Today
A 40 percent chance of snow, mainly between 7am and 2pm. Mostly cloudy, with a high near 31. Blustery, with a north wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
A 30 percent chance of snow, mainly after 5am. Mostly cloudy, with a low around 18. North wind around 10 mph, with gusts as high as 20 mph.
Saturday
A 30 percent chance of snow. Partly sunny, with a high near 28. Blustery, with a north wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
A slight chance of snow before midnight, then a chance of flurries after midnight. Mostly cloudy, with a low around 17. North wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Sunday
Mostly cloudy, with a high near 24. Blustery, with a north wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 4. North wind around 10 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 17. North wind around 5 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Monday Night
A chance of snow after midnight. Mostly cloudy, with a low around 10. Breezy, with a south wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday
A chance of snow. Mostly cloudy, with a high near 28. Breezy, with a south wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday Night
A chance of snow, mainly before midnight. Mostly cloudy, with a low around 16. Southwest wind around 10 mph becoming northwest after midnight. Winds could gust as high as 25 mph.
Wednesday
Mostly sunny, with a high near 24. Northwest wind around 10 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 8. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 26. Northwest wind 5 to 10 mph becoming southwest in the morning. Winds could gust as high as 15 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grand Marais MN
 47.74°N 90.33°W
Last Update:
6:01 am CST Feb 20, 2026
Forecast Valid:
6am CST Feb 20, 2026-6pm CST Feb 26, 2026
 
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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