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

Grand Marais, The Bay of Grand Marais (KGNA)

Lat: 47.75°NLon: 90.34°WElev: 610ft.

14°F

-10°C

Humidity 71%
Wind Speed NW 5 mph
Barometer 30.33 in (1029.4 mb)
Dewpoint 6°F (-14°C)
Visibility NA
Wind Chill6°F (-14°C)
Last update 3 Feb 6:56 pm CST
Extended Forecast for

Grand Marais MN

  • Tonight

    Tonight: Mostly cloudy, with a low around 12. Northwest wind around 5 mph becoming calm.

    Low: 12 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of flurries before 7am. Partly sunny, with a high near 25. Northwest wind around 5 mph becoming calm.

    High: 25 °F

    Slight Chance
    Flurries

  • Wednesday Night

    Wednesday Night: Snow likely after midnight. Mostly cloudy, with a temperature falling to near 18 by 9pm, then rising to around 24 during the remainder of the night. Breezy, with a light and variable wind becoming southwest 10 to 15 mph in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    Low: 18 °F⇑

    Mostly Cloudy
    then Snow
    Likely and
    Breezy

  • Thursday

    Thursday: Mostly cloudy, with a high near 36. Breezy, with a west wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 36 °F

    Partly Sunny
    and Breezy
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 15. Blustery, with a west wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 35 mph.

    Low: 15 °F

    Chance Snow
    then Mostly
    Cloudy and
    Blustery

  • Friday

    Friday: Sunny, with a high near 25. Blustery, with a north wind 10 to 15 mph, with gusts as high as 35 mph.

    High: 25 °F

    Sunny and
    Blustery

  • Friday Night

    Friday Night: Mostly clear, with a low around 2. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 25 mph.

    Low: 2 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of snow after noon. Partly sunny, with a high near 20. Calm wind becoming south around 5 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 20 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: A slight chance of snow before midnight. Mostly cloudy, with a low around 12. Southeast wind around 5 mph becoming northeast after midnight. Winds could gust as high as 15 mph.

    Low: 12 °F

    Slight Chance
    Snow then
    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 12. Northwest wind around 5 mph becoming calm.
Wednesday
A slight chance of flurries before 7am. Partly sunny, with a high near 25. Northwest wind around 5 mph becoming calm.
Wednesday Night
Snow likely after midnight. Mostly cloudy, with a temperature falling to near 18 by 9pm, then rising to around 24 during the remainder of the night. Breezy, with a light and variable wind becoming southwest 10 to 15 mph in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Thursday
Mostly cloudy, with a high near 36. Breezy, with a west wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 15. Blustery, with a west wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 35 mph.
Friday
Sunny, with a high near 25. Blustery, with a north wind 10 to 15 mph, with gusts as high as 35 mph.
Friday Night
Mostly clear, with a low around 2. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 25 mph.
Saturday
A slight chance of snow after noon. Partly sunny, with a high near 20. Calm wind becoming south around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
A slight chance of snow before midnight. Mostly cloudy, with a low around 12. Southeast wind around 5 mph becoming northeast after midnight. Winds could gust as high as 15 mph.
Sunday
Partly sunny, with a high near 26. Northeast wind around 5 mph becoming southeast in the afternoon.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around 18. South wind around 5 mph, with gusts as high as 15 mph.
Monday
Partly sunny, with a high near 33. South wind around 5 mph becoming west in the afternoon. Winds could gust as high as 15 mph.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 23. Northwest wind around 5 mph, with gusts as high as 15 mph.
Tuesday
Partly sunny, with a high near 32. North wind 5 to 10 mph, with gusts as high as 15 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:
6:17 pm CST Feb 3, 2026
Forecast Valid:
7pm CST Feb 3, 2026-6pm CST Feb 10, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation