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

Eagle River Union Airport (KEGV)

Lat: 45.93°NLon: 89.27°WElev: 1637ft.

Fair

24°F

-4°C

Humidity 85%
Wind Speed Calm
Barometer 29.71 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 26 Feb 10:15 pm CST
Extended Forecast for

Argonne WI

  • Tonight

    Tonight: Partly cloudy, with a steady temperature around 25. Calm wind becoming west southwest around 5 mph after midnight.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 44. Southwest wind 6 to 15 mph, with gusts as high as 29 mph.

    High: 44 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 6. Northwest wind 9 to 15 mph, with gusts as high as 31 mph.

    Low: 6 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly cloudy, with a high near 17. Northwest wind 5 to 8 mph, with gusts as high as 18 mph.

    High: 17 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around -4. Light northwest wind.

    Low: -4 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 20.

    High: 20 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 3.

    Low: 3 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a steady temperature around 25. Calm wind becoming west southwest around 5 mph after midnight.
Friday
Mostly sunny, with a high near 44. Southwest wind 6 to 15 mph, with gusts as high as 29 mph.
Friday Night
Mostly clear, with a low around 6. Northwest wind 9 to 15 mph, with gusts as high as 31 mph.
Saturday
Mostly cloudy, with a high near 17. Northwest wind 5 to 8 mph, with gusts as high as 18 mph.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around -4. Light northwest wind.
Sunday
Sunny, with a high near 20.
Sunday Night
Partly cloudy, with a low around 3.
Monday
Partly sunny, with a high near 31.
Monday Night
Mostly cloudy, with a low around 20.
Tuesday
A 20 percent chance of snow before noon. Partly sunny, with a high near 39.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Sunny, with a high near 45.
Wednesday Night
A chance of rain or freezing rain. Partly cloudy, with a low around 28. Chance of precipitation is 30%.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Argonne WI
 45.65°N 88.88°W (Elev. 1604 ft)
Last Update:
10:11 pm CST Feb 26, 2026
Forecast Valid:
10pm CST Feb 26, 2026-6pm CST Mar 5, 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