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 72%
Wind Speed Calm
Barometer 30.11 in (1021.1 mb)
Dewpoint 17°F (-8°C)
Visibility NA
Last update 14 Mar 10:56 pm 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

  • Tonight

    Tonight: A 10 percent chance of snow after 5am. Cloudy, with a low around 25. Blustery, with a southeast wind 5 to 10 mph becoming northeast 10 to 15 mph after midnight. Winds could gust as high as 20 mph.

    Low: 25 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    and Blustery

  • Sunday

    Sunday: Snow likely, mainly before 2pm. Cloudy, with a steady temperature around 27. Windy, with a northeast wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 27 °F

    Snow Likely
    and Windy

  • Sunday Night

    Sunday Night: A 30 percent chance of snow, mainly before 1am. Mostly cloudy, with a low around 9. Windy, with a north wind 25 to 30 mph, with gusts as high as 55 mph.

    Low: 9 °F

    Chance Snow
    and Windy

  • Monday

    Monday: Partly sunny, with a high near 18. Windy, with a north wind 25 to 30 mph, with gusts as high as 55 mph.

    High: 18 °F

    Partly Sunny
    and Windy

  • Monday Night

    Monday Night: Mostly clear, with a low around 4. Blustery, with a north wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 40 mph.

    Low: 4 °F

    Mostly Clear
    and Blustery

  • Tuesday

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

    High: 22 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow. Mostly cloudy, with a low around 17. Breezy, with a south wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 17 °F

    Chance Snow
    and Breezy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 34. South wind around 10 mph, with gusts as high as 15 mph.

    High: 34 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 28. Southwest wind around 5 mph, with gusts as high as 15 mph.

    Low: 28 °F

    Chance Snow

Detailed Forecast

Tonight
A 10 percent chance of snow after 5am. Cloudy, with a low around 25. Blustery, with a southeast wind 5 to 10 mph becoming northeast 10 to 15 mph after midnight. Winds could gust as high as 20 mph.
Sunday
Snow likely, mainly before 2pm. Cloudy, with a steady temperature around 27. Windy, with a northeast wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Sunday Night
A 30 percent chance of snow, mainly before 1am. Mostly cloudy, with a low around 9. Windy, with a north wind 25 to 30 mph, with gusts as high as 55 mph.
Monday
Partly sunny, with a high near 18. Windy, with a north wind 25 to 30 mph, with gusts as high as 55 mph.
Monday Night
Mostly clear, with a low around 4. Blustery, with a north wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 40 mph.
Tuesday
Mostly sunny, with a high near 22. Northwest wind around 5 mph becoming southwest in the afternoon.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 17. Breezy, with a south wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Mostly cloudy, with a high near 34. South wind around 10 mph, with gusts as high as 15 mph.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 28. Southwest wind around 5 mph, with gusts as high as 15 mph.
Thursday
A slight chance of snow before 1pm, then a slight chance of rain and snow. Mostly sunny, with a high near 41. West wind 5 to 10 mph becoming southwest in the afternoon.
Thursday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 31. West wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 20 mph.
Friday
A chance of snow. Partly sunny, with a high near 40. Breezy, with a north wind 10 to 15 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 29. 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. Breezy, with a north wind 10 to 15 mph, with gusts as high as 30 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grand Marais MN
 47.74°N 90.33°W
Last Update:
9:27 pm CDT Mar 14, 2026
Forecast Valid:
10pm CDT Mar 14, 2026-6pm CDT Mar 21, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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