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

32°F

0°C

Humidity 73%
Wind Speed Calm
Barometer 29.87 in
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 30 Mar 12:15 am CDT
Extended Forecast for

Argonne WI

  • Overnight

    Overnight: Mostly cloudy, with a low around 32. West southwest wind around 5 mph becoming calm.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 54. Calm wind becoming east 5 to 7 mph in the afternoon.

    High: 54 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of rain, possibly mixing with snow after midnight, then gradually ending. Some thunder is also possible. Mostly cloudy, with a low around 31. East wind around 6 mph. Chance of precipitation is 30%.

    Low: 31 °F

    Chance Rain
    then Slight
    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain before 4pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 42. East wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 42 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A 10 percent chance of snow showers before 7pm. Mostly cloudy, with a low around 22. North northwest wind 7 to 9 mph, with gusts as high as 22 mph.

    Low: 22 °F

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy
    then Chance
    Snow

  • Thursday

    Thursday: A 50 percent chance of snow. Mostly cloudy, with a high near 36.

    High: 36 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 32. West southwest wind around 5 mph becoming calm.
Monday
Partly sunny, with a high near 54. Calm wind becoming east 5 to 7 mph in the afternoon.
Monday Night
A chance of rain, possibly mixing with snow after midnight, then gradually ending. Some thunder is also possible. Mostly cloudy, with a low around 31. East wind around 6 mph. Chance of precipitation is 30%.
Tuesday
A chance of rain before 4pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 42. East wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday Night
A 10 percent chance of snow showers before 7pm. Mostly cloudy, with a low around 22. North northwest wind 7 to 9 mph, with gusts as high as 22 mph.
Wednesday
Partly sunny, with a high near 39.
Wednesday Night
A 30 percent chance of snow after 1am. Mostly cloudy, with a low around 21.
Thursday
A 50 percent chance of snow. Mostly cloudy, with a high near 36.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 24.
Friday
Partly sunny, with a high near 45.
Friday Night
A chance of rain, snow, and freezing rain. Mostly cloudy, with a low around 29. Chance of precipitation is 40%.
Saturday
Rain or freezing rain likely. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.
Saturday Night
Rain and snow likely. Mostly cloudy, with a low around 31. Chance of precipitation is 60%.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 43. Chance of precipitation is 30%.
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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:
12:12 am CDT Mar 30, 2026
Forecast Valid:
12am CDT Mar 30, 2026-6pm CDT Apr 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation