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

Heavy Rainfall and Flooding Concerns in the Southeast; Unsettled Weather in the West

Heavy to excessive rainfall will persist across much of the Southeast U.S. over the next several days, with isolated flash flooding possible. The heaviest rainfall is forecast over the east coast of Florida. Showers and thunderstorms will continue in the Pacific Northwest and Intermountain West through the weekend. Snow could mix with rain in the highest elevations. Read More >

Hazardous Weather Conditions

Current conditions at

Grand Marais/Cook County Airport (KCKC)

Lat: 47.84°NLon: 90.39°WElev: 1784ft.

Partly Cloudy

61°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 3 Oct 12:31 am CDT
Extended Forecast for

Grand Marais/Cook County Airport MN

Dense Fog Advisory October 3, 01:00am until October 3, 10:00am
Click here for hazard details and duration
Dense Fog Advisory

  • Overnight

    Overnight: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Partly cloudy, with a low around 56. North wind around 5 mph becoming west. Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 74. North wind around 5 mph becoming southeast in the afternoon.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55. East wind around 5 mph becoming south after midnight.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 75. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 59. Breezy, with a south wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 59 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Sunday

    Sunday: A 30 percent chance of showers after 1pm. Sunny, with a high near 72. Breezy, with a south wind 15 to 20 mph, with gusts as high as 40 mph.

    High: 72 °F

    Breezy. Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers before 1am. Partly cloudy, with a low around 43. Breezy, with a west wind 10 to 15 mph, with gusts as high as 35 mph.

    Low: 43 °F

    Slight Chance
    Showers and
    Breezy

  • Monday

    Monday: Mostly sunny, with a high near 58. West wind around 5 mph, with gusts as high as 20 mph.

    High: 58 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of showers after 1am. Mostly cloudy, with a low around 40. West wind around 5 mph, with gusts as high as 15 mph.

    Low: 40 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Overnight
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Partly cloudy, with a low around 56. North wind around 5 mph becoming west. Chance of precipitation is 30%.
Friday
Sunny, with a high near 74. North wind around 5 mph becoming southeast in the afternoon.
Friday Night
Partly cloudy, with a low around 55. East wind around 5 mph becoming south after midnight.
Saturday
Mostly sunny, with a high near 75. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 59. Breezy, with a south wind 10 to 15 mph, with gusts as high as 30 mph.
Sunday
A 30 percent chance of showers after 1pm. Sunny, with a high near 72. Breezy, with a south wind 15 to 20 mph, with gusts as high as 40 mph.
Sunday Night
A slight chance of showers before 1am. Partly cloudy, with a low around 43. Breezy, with a west wind 10 to 15 mph, with gusts as high as 35 mph.
Monday
Mostly sunny, with a high near 58. West wind around 5 mph, with gusts as high as 20 mph.
Monday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 40. West wind around 5 mph, with gusts as high as 15 mph.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 52. West wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 31. Northwest wind around 5 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 51. Northwest wind around 5 mph becoming west in the afternoon. Winds could gust as high as 15 mph.
Wednesday Night
Mostly clear, with a low around 35. Southwest wind around 5 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 56. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Marais/Cook County Airport MN
 47.83°N 90.42°W
Last Update:
12:25 am CDT Oct 3, 2025
Forecast Valid:
12am CDT Oct 3, 2025-6pm CDT Oct 9, 2025
 
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