Dangerous Heat Expands; Heavy Rainfall Threats; Fire Weather Concerns for the West

The heat will increase and expand across the Central Plains, Mississippi Valley, Southeast and into the Eastern U.S. through the week as high pressure builds across the eastern two-thirds of the country. On the northern periphery of this heat, the threat for severe thunderstorms and heavy rainfall across the northern Plains and upper Midwest through Tuesday. Critical Fire Weather for the west. Read More >

Hazardous Weather Conditions

Current conditions at

Grand Marais/Cook County Airport (KCKC)

Lat: 47.84°NLon: 90.39°WElev: 1784ft.

Fair

66°F

19°C

Humidity 56%
Wind Speed S 5 mph
Barometer 30.11 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 21 Jul 1:15 pm CDT
Extended Forecast for

16 Miles NNW Grand Marais/Cook County Airport MN

  • This Afternoon

    This Afternoon: A 20 percent chance of showers.  Areas of smoke after 3pm. Mostly cloudy, with a high near 72. South wind around 10 mph, with gusts as high as 15 mph.

    High: 72 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before midnight.  Mostly cloudy, with a low around 55. Southeast wind around 5 mph, with gusts as high as 15 mph.

    Low: 55 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 77. South wind 5 to 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 30%.

    High: 77 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 61. South wind around 5 mph, with gusts as high as 15 mph.  Chance of precipitation is 60%. New rainfall amounts between 1 and 2 inches possible.

    Low: 61 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 1pm.  Mostly cloudy, with a high near 80. West wind around 5 mph.  Chance of precipitation is 50%.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am.  Mostly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 78. Calm wind becoming northwest around 5 mph.

    High: 78 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 78. Calm wind becoming southwest around 5 mph.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Areas of smoke after 3pm. Mostly cloudy, with a high near 72. South wind around 10 mph, with gusts as high as 15 mph.
Tonight
A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 55. Southeast wind around 5 mph, with gusts as high as 15 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 77. South wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. South wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts between 1 and 2 inches possible.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 80. West wind around 5 mph. Chance of precipitation is 50%.
Wednesday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 59. Calm wind.
Thursday
A chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 78. Calm wind becoming northwest around 5 mph.
Thursday Night
Partly cloudy, with a low around 56. Calm wind.
Friday
Mostly sunny, with a high near 78. Calm wind becoming southwest around 5 mph.
Friday Night
Partly cloudy, with a low around 56. South wind around 5 mph becoming calm.
Saturday
A slight chance of showers. Mostly sunny, with a high near 82. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 58. Southwest wind around 5 mph becoming calm.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NNW Grand Marais/Cook County Airport MN
 48.06°N 90.53°W
12:41 pm CDT Jul 21, 2025
1pm CDT Jul 21, 2025-6pm CDT Jul 27, 2025
 
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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