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

40°F

4°C

Humidity 93%
Wind Speed W 6 mph
Barometer 29.97 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 8 Oct 7:15 am CDT
Extended Forecast for

Argonne WI

  • Today

    Today: Mostly sunny, with a high near 61. West northwest wind 7 to 13 mph, with gusts as high as 25 mph.

    High: 61 °F

    Mostly Sunny

  • Tonight

    Tonight: Areas of frost after 4am. Otherwise, partly cloudy, with a low around 35. Light west southwest wind.

    Low: 35 °F

    Partly Cloudy
    then Areas
    Frost

  • Friday

    Friday: Areas of frost before 8am. Otherwise, mostly sunny, with a high near 65. Calm wind becoming south southeast 5 to 7 mph in the afternoon.

    High: 65 °F

    Areas Frost
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50. South southeast wind around 8 mph, with gusts as high as 21 mph.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 79. South southwest wind 9 to 14 mph, with gusts as high as 29 mph.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Columbus Day

    Columbus Day: A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 61. West northwest wind 7 to 13 mph, with gusts as high as 25 mph.
Tonight
Areas of frost after 4am. Otherwise, partly cloudy, with a low around 35. Light west southwest wind.
Friday
Areas of frost before 8am. Otherwise, mostly sunny, with a high near 65. Calm wind becoming south southeast 5 to 7 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 50. South southeast wind around 8 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 79. South southwest wind 9 to 14 mph, with gusts as high as 29 mph.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Sunny, with a high near 78.
Sunday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 53.
Columbus Day
A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 65.
Monday Night
A 50 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 39.
Tuesday
Partly sunny, with a high near 52.
Tuesday Night
Widespread frost. Otherwise, partly cloudy, with a low around 32.
Wednesday
Widespread frost. Otherwise, mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Argonne WI
 45.66°N 88.91°W (Elev. 1654 ft)
Last Update:
7:06 am CDT Oct 8, 2026
Forecast Valid:
7am CDT Oct 8, 2026-6pm CDT Oct 14, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation