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.

26°F

-3°C

Humidity 92%
Wind Speed N 3 mph
Barometer 29.87 in (1012.8 mb)
Dewpoint 24°F (-4°C)
Visibility NA
Last update 15 Feb 3:56 am CST
Extended Forecast for

Grand Marais MN

  • Today

    Today: Mostly sunny, with a high near 38. North wind around 5 mph becoming south in the afternoon.

    High: 38 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of rain and snow before 11pm, then a chance of rain between 11pm and 5am. Cloudy, with a steady temperature around 35. South wind around 5 mph becoming northwest after midnight. Chance of precipitation is 40%.

    Low: 35 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 40. Northwest wind around 5 mph.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 24. West wind around 5 mph becoming northeast after midnight.

    Low: 24 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 34. Breezy, with an east wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 34 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Snow likely, possibly mixed with rain, becoming all snow after 3am. The snow could be heavy at times. Cloudy, with a low around 28. Windy, with an east wind 20 to 30 mph, with gusts as high as 60 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.

    Low: 28 °F

    Windy. Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Snow. The snow could be heavy at times. Mostly cloudy, with a high near 33. Windy, with an east wind 25 to 30 mph, with gusts as high as 55 mph.

    High: 33 °F

    Heavy Snow
    and Windy

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 24. Windy, with an east wind 15 to 25 mph, with gusts as high as 50 mph.

    Low: 24 °F

    Snow Likely
    and Windy

  • Thursday

    Thursday: A chance of snow. Mostly cloudy, with a high near 30. Blustery, with a northeast wind around 15 mph, with gusts as high as 30 mph.

    High: 30 °F

    Chance Snow
    and Blustery

Detailed Forecast

Today
Mostly sunny, with a high near 38. North wind around 5 mph becoming south in the afternoon.
Tonight
A chance of rain and snow before 11pm, then a chance of rain between 11pm and 5am. Cloudy, with a steady temperature around 35. South wind around 5 mph becoming northwest after midnight. Chance of precipitation is 40%.
Washington's Birthday
Mostly sunny, with a high near 40. Northwest wind around 5 mph.
Monday Night
Mostly clear, with a low around 24. West wind around 5 mph becoming northeast after midnight.
Tuesday
Partly sunny, with a high near 34. Breezy, with an east wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph.
Tuesday Night
Snow likely, possibly mixed with rain, becoming all snow after 3am. The snow could be heavy at times. Cloudy, with a low around 28. Windy, with an east wind 20 to 30 mph, with gusts as high as 60 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.
Wednesday
Snow. The snow could be heavy at times. Mostly cloudy, with a high near 33. Windy, with an east wind 25 to 30 mph, with gusts as high as 55 mph.
Wednesday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 24. Windy, with an east wind 15 to 25 mph, with gusts as high as 50 mph.
Thursday
A chance of snow. Mostly cloudy, with a high near 30. Blustery, with a northeast wind around 15 mph, with gusts as high as 30 mph.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 17. Blustery, with a northeast wind around 15 mph, with gusts as high as 35 mph.
Friday
A slight chance of snow. Mostly cloudy, with a high near 25. Blustery, with a north wind 10 to 15 mph, with gusts as high as 30 mph.
Friday Night
Mostly cloudy, with a low around 12. North wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 22. North wind 5 to 10 mph, with gusts as high as 15 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grand Marais MN
 47.74°N 90.33°W
Last Update:
4:16 am CST Feb 15, 2026
Forecast Valid:
4am CST Feb 15, 2026-6pm CST Feb 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation