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.

25°F

-4°C

Humidity 58%
Wind Speed Calm
Barometer 30.11 in (1021.2 mb)
Dewpoint 12°F (-11°C)
Visibility NA
Last update 15 Mar 12:56 am CDT
Extended Forecast for

Grand Marais MN

Wind Advisory March 15, 07:00pm until March 16, 01:00pm
Click here for hazard details and duration
Wind Advisory

  • Overnight

    Overnight: Cloudy, with a steady temperature around 25. Blustery, with a northeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Cloudy and
    Blustery

  • Sunday

    Sunday: Snow likely, mainly after noon. Patchy blowing snow between noon and 1pm. Mostly cloudy, with a high near 29. Blustery, with a northeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 29 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: A 30 percent chance of snow, mainly before 9pm. Mostly cloudy, with a low around 7. Windy, with a north wind 20 to 25 mph, with gusts as high as 50 mph.

    Low: 7 °F

    Chance Snow
    and Windy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 17. Blustery, with a north wind around 20 mph, with gusts as high as 50 mph.

    High: 17 °F

    Decreasing
    Clouds and
    Blustery

  • Monday Night

    Monday Night: Mostly clear, with a low around 1. Blustery, with a north wind 10 to 15 mph, with gusts as high as 35 mph.

    Low: 1 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 22. Northwest wind around 5 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 22 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow. Mostly cloudy, with a low around 14. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 14 °F

    Chance Snow

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 34. Southwest wind around 5 mph.

    High: 34 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 27. Southwest wind around 5 mph.

    Low: 27 °F

    Chance Snow

Detailed Forecast

Overnight
Cloudy, with a steady temperature around 25. Blustery, with a northeast wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday
Snow likely, mainly after noon. Patchy blowing snow between noon and 1pm. Mostly cloudy, with a high near 29. Blustery, with a northeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Sunday Night
A 30 percent chance of snow, mainly before 9pm. Mostly cloudy, with a low around 7. Windy, with a north wind 20 to 25 mph, with gusts as high as 50 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 17. Blustery, with a north wind around 20 mph, with gusts as high as 50 mph.
Monday Night
Mostly clear, with a low around 1. Blustery, with a north wind 10 to 15 mph, with gusts as high as 35 mph.
Tuesday
Mostly sunny, with a high near 22. Northwest wind around 5 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 14. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly cloudy, with a high near 34. Southwest wind around 5 mph.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 27. Southwest wind around 5 mph.
Thursday
A slight chance of snow. Mostly sunny, with a high near 42. West wind around 5 mph becoming south in the afternoon.
Thursday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 29. West wind around 5 mph becoming north after midnight. Winds could gust as high as 20 mph.
Friday
A chance of snow. Partly sunny, with a high near 41. Northeast wind around 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 27. Blustery, with a northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday
A slight chance of snow. Mostly sunny, with a high near 38. North wind around 10 mph, with gusts as high as 30 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grand Marais MN
 47.74°N 90.36°W
Last Update:
12:56 am CDT Mar 15, 2026
Forecast Valid:
1am CDT Mar 15, 2026-6pm CDT Mar 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