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.

40°F

4°C

Humidity 83%
Wind Speed W 9 mph
Barometer 29.69 in (1006.4 mb)
Dewpoint 35°F (2°C)
Visibility NA
Wind Chill34°F (1°C)
Last update 22 Nov 1:56 pm CST
Extended Forecast for

Grand Marais MN

  • This Afternoon

    This Afternoon: A slight chance of drizzle before 3pm. Partly sunny, with a high near 42. Breezy, with a west wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 42 °F

    Slight Chance
    Drizzle and
    Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 34. Breezy, with a northwest wind 10 to 15 mph, with gusts as high as 45 mph.

    Low: 34 °F

    Partly Cloudy
    and Breezy

  • Sunday

    Sunday: Mostly sunny, with a high near 44. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.

    High: 44 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36. Southwest wind around 5 mph.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 44. Southwest wind around 5 mph becoming east in the afternoon.

    High: 44 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Rain likely, mainly after midnight. Cloudy, with a low around 36. Northeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain likely before noon, then rain, possibly mixed with snow. Cloudy, with a high near 41. Breezy, with a northeast wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 41 °F

    Rain Likely
    then
    Rain/Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain and snow. Cloudy, with a low around 27. Blustery, with a north wind around 15 mph, with gusts as high as 30 mph.

    Low: 27 °F

    Rain/Snow and
    Blustery

  • Wednesday

    Wednesday: Snow likely. Mostly cloudy, with a high near 31. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 31 °F

    Snow Likely
    and Blustery

Detailed Forecast

This Afternoon
A slight chance of drizzle before 3pm. Partly sunny, with a high near 42. Breezy, with a west wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 34. Breezy, with a northwest wind 10 to 15 mph, with gusts as high as 45 mph.
Sunday
Mostly sunny, with a high near 44. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.
Sunday Night
Mostly cloudy, with a low around 36. Southwest wind around 5 mph.
Monday
Mostly cloudy, with a high near 44. Southwest wind around 5 mph becoming east in the afternoon.
Monday Night
Rain likely, mainly after midnight. Cloudy, with a low around 36. Northeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain likely before noon, then rain, possibly mixed with snow. Cloudy, with a high near 41. Breezy, with a northeast wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Rain and snow. Cloudy, with a low around 27. Blustery, with a north wind around 15 mph, with gusts as high as 30 mph.
Wednesday
Snow likely. Mostly cloudy, with a high near 31. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph.
Wednesday Night
A chance of snow, mainly before midnight. Mostly cloudy, with a low around 21. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph.
Thanksgiving Day
A slight chance of snow. Partly sunny, with a high near 26. Blustery, with a northwest wind around 15 mph, with gusts as high as 30 mph.
Thursday Night
Mostly cloudy, with a low around 16. Blustery, with a northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 25. Northwest 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 90.33°W
Last Update:
2:07 pm CST Nov 22, 2025
Forecast Valid:
2pm CST Nov 22, 2025-6pm CST Nov 28, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation