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

88°F

31°C

Humidity 40%
Wind Speed SW 12 mph
Barometer 30.09 in (1017.8 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 4 Oct 11:51 am CDT
Extended Forecast for

Libertyville IL

  • Today

    Today: Sunny, with a high near 88. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 65. South wind around 10 mph.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 84. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 84 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66. South southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 82. Southwest wind around 10 mph. Chance of precipitation is 40%.

    High: 82 °F

    Sunny then
    Chance
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 55. Chance of precipitation is 80%.

    Low: 55 °F

    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 65.

    High: 65 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 88. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 65. South wind around 10 mph.
Sunday
Sunny, with a high near 84. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 66. South southwest wind around 10 mph, with gusts as high as 20 mph.
Monday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 82. Southwest wind around 10 mph. Chance of precipitation is 40%.
Monday Night
Showers and possibly a thunderstorm. Low around 55. Chance of precipitation is 80%.
Tuesday
A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Libertyville IL
 42.28°N 87.94°W
Last Update:
9:41 am CDT Oct 4, 2025
Forecast Valid:
11am CDT Oct 4, 2025-6pm CDT Oct 10, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation