National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Grand Marais/Cook County Airport (KCKC)

Lat: 47.84°NLon: 90.39°WElev: 1784ft.

Fair

19°F

-7°C

Humidity 53%
Wind Speed NW 6 mph
Barometer 30.00 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 11 Mar 10:35 pm CDT
Extended Forecast for

5 Miles WNW Grand Portage MN

Blizzard Warning March 12, 01:00pm until March 13, 01:00pm
Click here for hazard details and duration
Blizzard Warning

  • Tonight

    Tonight: Mostly clear, with a low around 8. Northwest wind around 5 mph, with gusts as high as 20 mph.

    Low: 8 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of snow after 5pm. Increasing clouds, with a high near 27. Light and variable wind becoming southeast 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 27 °F

    Sunny then
    Chance Snow

  • Thursday Night

    Thursday Night: Snow. The snow could be heavy at times. Widespread blowing snow after 11pm. Steady temperature around 22. Breezy, with an east wind 10 to 15 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 9 to 13 inches possible.

    Low: 22 °F

    Heavy Snow
    and Blowing
    Snow

  • Friday

    Friday: Snow likely, mainly before 7am. The snow could be heavy at times. Areas of blowing snow before 7am. Mostly cloudy, with a high near 28. Blustery, with a north wind 10 to 15 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 28 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 6. Northwest wind around 5 mph becoming calm after midnight. Winds could gust as high as 25 mph.

    Low: 6 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 29. Calm wind becoming southwest around 5 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 29 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 9. Calm wind becoming north around 5 mph after midnight. Winds could gust as high as 20 mph.

    Low: 9 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 22. Northeast wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 22 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A chance of snow, mainly before 1am. Mostly cloudy, with a low around 1. Blustery, with a north wind 10 to 15 mph, with gusts as high as 35 mph.

    Low: 1 °F

    Chance Snow
    and Blustery

Detailed Forecast

Tonight
Mostly clear, with a low around 8. Northwest wind around 5 mph, with gusts as high as 20 mph.
Thursday
A 30 percent chance of snow after 5pm. Increasing clouds, with a high near 27. Light and variable wind becoming southeast 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
Snow. The snow could be heavy at times. Widespread blowing snow after 11pm. Steady temperature around 22. Breezy, with an east wind 10 to 15 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 9 to 13 inches possible.
Friday
Snow likely, mainly before 7am. The snow could be heavy at times. Areas of blowing snow before 7am. Mostly cloudy, with a high near 28. Blustery, with a north wind 10 to 15 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Friday Night
Partly cloudy, with a low around 6. Northwest wind around 5 mph becoming calm after midnight. Winds could gust as high as 25 mph.
Saturday
Partly sunny, with a high near 29. Calm wind becoming southwest around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
Mostly cloudy, with a low around 9. Calm wind becoming north around 5 mph after midnight. Winds could gust as high as 20 mph.
Sunday
A chance of snow. Mostly cloudy, with a high near 22. Northeast wind 5 to 10 mph, with gusts as high as 25 mph.
Sunday Night
A chance of snow, mainly before 1am. Mostly cloudy, with a low around 1. Blustery, with a north wind 10 to 15 mph, with gusts as high as 35 mph.
Monday
Partly sunny, with a high near 17. Blustery, with a north wind 10 to 15 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around -4. Northwest wind around 5 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 21. Northwest wind around 5 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
A slight chance of snow. Partly cloudy, with a low around 6. Southwest wind around 5 mph becoming calm.
Wednesday
A chance of snow. Partly sunny, with a high near 28. Calm wind becoming south around 5 mph in the morning. Winds could gust as high as 15 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Grand Portage MN
 48°N 89.79°W
Last Update:
8:51 pm CDT Mar 11, 2026
Forecast Valid:
10pm CDT Mar 11, 2026-6pm CDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation