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.

28°F

-2°C

Humidity 28%
Wind Speed N 9 mph
Barometer 30.38 in (1030.2 mb)
Dewpoint -1°F (-18°C)
Visibility NA
Wind Chill19°F (-7°C)
Last update 6 Apr 6:56 pm CDT
Extended Forecast for

Grand Marais MN

  • Tonight

    Tonight: Mostly clear, with a low around 14. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 14 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 33. West wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 33 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of flurries between 10pm and 11pm, then a chance of snow after 11pm. Increasing clouds, with a low around 26. Breezy, with a southwest wind 5 to 15 mph becoming southeast in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    Low: 26 °F

    Slight Chance
    Snow then
    Chance Snow
    and Breezy

  • Wednesday

    Wednesday: Rain, possibly mixed with snow, becoming all rain after 4pm. High near 39. Breezy, with an east wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Breezy.
    Rain/Snow
    Likely then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of rain before 4am, then a slight chance of snow. Mostly cloudy, with a low around 33. Breezy, with a south wind 10 to 15 mph becoming west in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 40%.

    Low: 33 °F

    Breezy.
    Chance Rain
    then Chance
    Rain/Snow

  • Thursday

    Thursday: Partly sunny, with a high near 40. Breezy, with a west wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 40 °F

    Partly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 30. West wind around 5 mph becoming calm in the evening.

    Low: 30 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 41. Calm wind becoming west around 5 mph in the afternoon.

    High: 41 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 31. West wind around 5 mph becoming calm.

    Low: 31 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 14. West wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 33. West wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
A chance of flurries between 10pm and 11pm, then a chance of snow after 11pm. Increasing clouds, with a low around 26. Breezy, with a southwest wind 5 to 15 mph becoming southeast in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Wednesday
Rain, possibly mixed with snow, becoming all rain after 4pm. High near 39. Breezy, with an east wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday Night
A chance of rain before 4am, then a slight chance of snow. Mostly cloudy, with a low around 33. Breezy, with a south wind 10 to 15 mph becoming west in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 40%.
Thursday
Partly sunny, with a high near 40. Breezy, with a west wind 10 to 15 mph, with gusts as high as 30 mph.
Thursday Night
Mostly cloudy, with a low around 30. West wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 41. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 31. West wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 43. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Rain likely. Mostly cloudy, with a low around 37. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Rain likely. Mostly cloudy, with a high near 47. East wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday Night
Rain likely. Mostly cloudy, with a low around 39. Breezy, with a northeast wind 5 to 15 mph, with gusts as high as 25 mph.
Monday
A chance of rain. Mostly cloudy, with a high near 47. Breezy, with an east 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:
6:12 pm CDT Apr 6, 2026
Forecast Valid:
7pm CDT Apr 6, 2026-6pm CDT Apr 13, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation