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

48°F

9°C

Humidity 56%
Wind Speed W 6 mph
Barometer 30.08 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 4 Mar 12:35 pm CST
Extended Forecast for

Argonne WI

  • This Afternoon

    This Afternoon: Sunny, with a high near 50. Southwest wind around 6 mph becoming calm.

    High: 50 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 24. Light and variable wind.

    Low: 24 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 44. East wind 3 to 8 mph.

    High: 44 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 29. East southeast wind 3 to 6 mph.

    Low: 29 °F

    Increasing
    Clouds

  • Friday

    Friday: Rain. High near 45. Southeast wind 3 to 7 mph. Winds could gust as high as 18 mph. Chance of precipitation is 90%.

    High: 45 °F

    Rain Likely
    then Rain

  • Friday Night

    Friday Night: Rain before 9pm, then rain and possibly a thunderstorm between 9pm and midnight, then rain likely after midnight. Low around 30. Chance of precipitation is 80%.

    Low: 30 °F

    Rain

  • Saturday

    Saturday: A slight chance of rain and snow before noon. Partly sunny, with a high near 42. Chance of precipitation is 20%.

    High: 42 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 50. Southwest wind around 6 mph becoming calm.
Tonight
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 24. Light and variable wind.
Thursday
Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 44. East wind 3 to 8 mph.
Thursday Night
Increasing clouds, with a low around 29. East southeast wind 3 to 6 mph.
Friday
Rain. High near 45. Southeast wind 3 to 7 mph. Winds could gust as high as 18 mph. Chance of precipitation is 90%.
Friday Night
Rain before 9pm, then rain and possibly a thunderstorm between 9pm and midnight, then rain likely after midnight. Low around 30. Chance of precipitation is 80%.
Saturday
A slight chance of rain and snow before noon. Partly sunny, with a high near 42. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Mostly cloudy, with a low around 35.
Monday
Partly sunny, with a high near 57.
Monday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 20%.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 40. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Argonne WI
 45.65°N 88.88°W (Elev. 1604 ft)
Last Update:
12:51 pm CST Mar 4, 2026
Forecast Valid:
12pm CST Mar 4, 2026-6pm CDT Mar 10, 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