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

Hazardous Weather Conditions

Current conditions at

Eagle River Union Airport (KEGV)

Lat: 45.93°NLon: 89.27°WElev: 1637ft.

Fair

71°F

22°C

Humidity 39%
Wind Speed Calm
Barometer 30.21 in
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 23 Jun 1:15 pm CDT
Extended Forecast for

Argonne WI

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 73. Light and variable wind.

    High: 73 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers likely, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 52. South wind 3 to 6 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms between 10am and 3pm, then showers likely and possibly a thunderstorm after 3pm. Cloudy, with a high near 67. South southeast wind 3 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 67 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 2am, then a slight chance of showers between 2am and 4am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 50. Light east northeast wind. Chance of precipitation is 60%.

    Low: 50 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers between 7am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 69. Calm wind becoming north northeast around 6 mph in the morning. Chance of precipitation is 30%.

    High: 69 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 73. Light and variable wind.
Tonight
Showers likely, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 52. South wind 3 to 6 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms between 10am and 3pm, then showers likely and possibly a thunderstorm after 3pm. Cloudy, with a high near 67. South southeast wind 3 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and thunderstorms likely before 2am, then a slight chance of showers between 2am and 4am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 50. Light east northeast wind. Chance of precipitation is 60%.
Thursday
A chance of showers between 7am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 69. Calm wind becoming north northeast around 6 mph in the morning. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 75.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 55.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Sunday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
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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:
1:21 pm CDT Jun 23, 2026
Forecast Valid:
1pm CDT Jun 23, 2026-6pm CDT Jun 29, 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