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.

30°F

-1°C

Humidity 92%
Wind Speed E 12 mph
Barometer 30.14 in (1021.8 mb)
Dewpoint 28°F (-2°C)
Visibility NA
Wind Chill20°F (-7°C)
Last update 4 Mar 10:56 am CST
Extended Forecast for

Grand Marais MN

  • Today

    Today: Mostly cloudy, with a temperature falling to around 32 by 5pm. Breezy, with an east wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 36 °F⇓

    Mostly Cloudy
    and Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 18. Blustery, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 18 °F

    Mostly Cloudy
    and Blustery

  • Thursday

    Thursday: Mostly cloudy, with a high near 33. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 33 °F

    Mostly Cloudy
    and Breezy

  • Thursday Night

    Thursday Night: Cloudy, with a low around 28. Blustery, with an east wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Mostly Cloudy
    and Blustery
    then Cloudy

  • Friday

    Friday: Showers likely, mainly after noon. Cloudy, with a high near 39. East wind around 5 mph becoming north in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 39 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of rain showers before 3am, then a chance of snow showers. Some thunder is also possible. Mostly cloudy, with a low around 25. Blustery, with a north wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Chance
    Showers then
    Chance
    Rain/Snow and
    Blustery

  • Saturday

    Saturday: Mostly sunny, with a high near 38. Breezy, with a northwest wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 30 mph.

    High: 38 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 40 mph.

    Low: 31 °F

    Partly Cloudy
    and Breezy

  • Sunday

    Sunday: Sunny, with a high near 44. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 44 °F

    Sunny and
    Breezy

Detailed Forecast

Today
Mostly cloudy, with a temperature falling to around 32 by 5pm. Breezy, with an east wind 5 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 18. Blustery, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday
Mostly cloudy, with a high near 33. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday Night
Cloudy, with a low around 28. Blustery, with an east wind 5 to 15 mph, with gusts as high as 20 mph.
Friday
Showers likely, mainly after noon. Cloudy, with a high near 39. East wind around 5 mph becoming north in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A chance of rain showers before 3am, then a chance of snow showers. Some thunder is also possible. Mostly cloudy, with a low around 25. Blustery, with a north wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Saturday
Mostly sunny, with a high near 38. Breezy, with a northwest wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 31. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 40 mph.
Sunday
Sunny, with a high near 44. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.
Sunday Night
Mostly cloudy, with a low around 30. Breezy, with a west wind 10 to 15 mph, with gusts as high as 30 mph.
Monday
A slight chance of rain. Partly sunny, with a high near 46. Breezy, with a southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
A chance of snow. Partly cloudy, with a low around 27. Blustery, with a northwest wind 5 to 15 mph becoming northeast after midnight. Winds could gust as high as 25 mph.
Tuesday
A chance of snow. Mostly cloudy, with a high near 33. Breezy, with a northeast wind around 15 mph, with gusts as high as 25 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:
10:32 am CST Mar 4, 2026
Forecast Valid:
11am CST Mar 4, 2026-6pm CDT Mar 10, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation