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Hazardous Weather Conditions

Current conditions at

Grand Marais/Cook County Airport (KCKC)

Lat: 47.84°NLon: 90.39°WElev: 1784ft.

Fair

64°F

18°C

Humidity 94%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 12 Jul 12:15 am CDT
Extended Forecast for

3 Miles WNW Grand Portage MN

Fire Weather Watch July 13, 11:00am until July 13, 09:00pm
Extreme Heat Warning July 12, 11:00am until July 14, 01:00am
Click here for hazard details and duration
Fire Weather Watch
Extreme Heat Warning

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly after 4am. Increasing clouds, with a low around 63. Calm wind becoming southwest around 5 mph.

    Low: 63 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms before 9am, then a slight chance of showers between 9am and 10am. Partly sunny, then gradually becoming sunny and hot, with a high near 90. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 90 °F

    Chance
    T-storms then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 71 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 95. Breezy, with a southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 95 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 74. West wind around 10 mph, with gusts as high as 30 mph.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 95. West wind around 10 mph, with gusts as high as 20 mph.

    High: 95 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66. North wind around 5 mph, with gusts as high as 15 mph.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83. North wind around 5 mph becoming south in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers after 1am. Partly cloudy, with a low around 60. Southwest wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Increasing clouds, with a low around 63. Calm wind becoming southwest around 5 mph.
Sunday
A chance of showers and thunderstorms before 9am, then a slight chance of showers between 9am and 10am. Partly sunny, then gradually becoming sunny and hot, with a high near 90. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 71. West wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Sunny and hot, with a high near 95. Breezy, with a southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 74. West wind around 10 mph, with gusts as high as 30 mph.
Tuesday
Sunny and hot, with a high near 95. West wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 66. North wind around 5 mph, with gusts as high as 15 mph.
Wednesday
Mostly sunny, with a high near 83. North wind around 5 mph becoming south in the afternoon.
Wednesday Night
A slight chance of showers after 1am. Partly cloudy, with a low around 60. Southwest wind around 5 mph becoming calm in the evening.
Thursday
A slight chance of showers. Partly sunny, with a high near 79. Calm wind becoming east around 5 mph in the morning.
Thursday Night
A chance of showers. Partly cloudy, with a low around 57. Southeast wind around 5 mph becoming calm.
Friday
A chance of showers. Mostly sunny, with a high near 76. East wind around 5 mph.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 55. East wind around 5 mph becoming calm in the evening.
Saturday
A chance of showers. Mostly sunny, with a high near 78. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Grand Portage MN
 47.98°N 89.76°W
Last Update:
12:26 am CDT Jul 12, 2026
Forecast Valid:
12am CDT Jul 12, 2026-6pm CDT Jul 18, 2026
 
Forecast Discussion
 
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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