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.

7°F

-14°C

Humidity 60%
Wind Speed N 17 G 40 mph
Barometer 30.17 in (1024.0 mb)
Dewpoint -4°F (-20°C)
Visibility NA
Wind Chill-11°F (-24°C)
Last update 14 Jan 7:56 pm CST
Extended Forecast for

Grand Marais MN

  • Tonight

    Tonight: Increasing clouds, with a low around 5. North wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 5 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Snow, mainly after 11am. High near 23. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 23 °F

    Snow and
    Breezy

  • Thursday Night

    Thursday Night: Snow likely, mainly before midnight. Cloudy, with a temperature falling to near 21 by midnight, then rising to around 25 during the remainder of the night. Breezy, with a southwest wind 10 to 15 mph becoming west 5 to 10 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 21 °F⇑

    Snow Likely
    and Breezy
    then Chance
    Snow

  • Friday

    Friday: Snow likely. Mostly cloudy, with a high near 28. Blustery, with a northwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 28 °F

    Snow Likely
    and Blustery

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 9. Blustery, with a north wind around 15 mph, with gusts as high as 30 mph.

    Low: 9 °F

    Chance Snow
    and Blustery

  • Saturday

    Saturday: A 20 percent chance of snow. Mostly cloudy, with a high near 13. Blustery, with a north wind around 15 mph, with gusts as high as 30 mph.

    High: 13 °F

    Slight Chance
    Snow and
    Blustery

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around -4. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: -4 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 10. Breezy, with a west wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 10 °F

    Chance Snow
    and Breezy

  • Sunday Night

    Sunday Night: A slight chance of snow before midnight. Mostly cloudy, with a low around -5. Blustery, with a northwest wind around 15 mph, with gusts as high as 30 mph.

    Low: -5 °F

    Blustery.
    Slight Chance
    Snow then
    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 5. North wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Thursday
Snow, mainly after 11am. High near 23. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
Snow likely, mainly before midnight. Cloudy, with a temperature falling to near 21 by midnight, then rising to around 25 during the remainder of the night. Breezy, with a southwest wind 10 to 15 mph becoming west 5 to 10 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Friday
Snow likely. Mostly cloudy, with a high near 28. Blustery, with a northwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 9. Blustery, with a north wind around 15 mph, with gusts as high as 30 mph.
Saturday
A 20 percent chance of snow. Mostly cloudy, with a high near 13. Blustery, with a north wind around 15 mph, with gusts as high as 30 mph.
Saturday Night
Mostly cloudy, with a low around -4. Northwest wind 5 to 10 mph, with gusts as high as 25 mph.
Sunday
A chance of snow. Mostly cloudy, with a high near 10. Breezy, with a west wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A slight chance of snow before midnight. Mostly cloudy, with a low around -5. Blustery, with a northwest wind around 15 mph, with gusts as high as 30 mph.
M.L.King Day
Partly sunny and cold, with a high near 4. Blustery, with a northwest wind around 15 mph, with gusts as high as 30 mph.
Monday Night
Mostly cloudy, with a low around -4. Blustery, with a northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 8. West wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around -2. Northwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Partly sunny, with a high near 12. Northwest wind around 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 90.33°W
Last Update:
7:47 pm CST Jan 14, 2026
Forecast Valid:
8pm CST Jan 14, 2026-6pm CST Jan 21, 2026
 
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Additional Resources

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Chance of Precipitation