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

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

34°F

1°C

Humidity 31%
Wind Speed NW 10 mph
Barometer 29.71 in (1007.3 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 25 Feb 3:51 pm CST
Extended Forecast for

Fox Lake IL

  • Tonight

    Tonight: Mostly clear, with a low around 17. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.

    Low: 17 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 41. Light south southwest wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 41 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30. Southwest wind around 5 mph, with gusts as high as 15 mph.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 59. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 59 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 28. West southwest wind 5 to 10 mph becoming north northwest after midnight. Winds could gust as high as 20 mph.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of snow, mainly after noon. Cloudy, with a high near 35.

    High: 35 °F

    Slight Chance
    Snow then
    Chance Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 17.

    Low: 17 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 29.

    High: 29 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of snow before midnight. Mostly cloudy, with a low around 18.

    Low: 18 °F

    Chance Snow
    then Partly
    Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 17. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Thursday
Partly sunny, with a high near 41. Light south southwest wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Mostly clear, with a low around 30. Southwest wind around 5 mph, with gusts as high as 15 mph.
Friday
Sunny, with a high near 59. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Friday Night
Partly cloudy, with a low around 28. West southwest wind 5 to 10 mph becoming north northwest after midnight. Winds could gust as high as 20 mph.
Saturday
A 50 percent chance of snow, mainly after noon. Cloudy, with a high near 35.
Saturday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 17.
Sunday
Mostly cloudy, with a high near 29.
Sunday Night
A chance of snow before midnight. Mostly cloudy, with a low around 18.
Monday
Mostly sunny, with a high near 34.
Monday Night
A chance of snow. Mostly cloudy, with a low around 21.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 39.
Tuesday Night
Mostly clear, with a low around 25.
Wednesday
Sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fox Lake IL
 42.4°N 88.2°W
Last Update:
4:03 pm CST Feb 25, 2026
Forecast Valid:
4pm CST Feb 25, 2026-6pm CST Mar 4, 2026
 
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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