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.

Mostly Cloudy

33°F

1°C

Humidity 75%
Wind Speed N 17 G 28 mph
Barometer 30.00 in (1016.9 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 22 Mar 6:51 pm CDT
Extended Forecast for

Libertyville IL

  • Tonight

    Tonight: A 20 percent chance of showers before 8pm. Mostly cloudy, with a low around 27. North wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 27 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 43. North wind 5 to 10 mph becoming east northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 43 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 29. East southeast wind 5 to 10 mph becoming south after midnight.

    Low: 29 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 52. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 52 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38. South southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 57.

    High: 57 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers after 1pm. Mostly cloudy, with a high near 69.

    High: 69 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers before 8pm. Mostly cloudy, with a low around 27. North wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 43. North wind 5 to 10 mph becoming east northeast in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 29. East southeast wind 5 to 10 mph becoming south after midnight.
Tuesday
Partly sunny, with a high near 52. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
Mostly cloudy, with a low around 38. South southwest wind around 5 mph, with gusts as high as 10 mph.
Wednesday
Mostly cloudy, with a high near 57.
Wednesday Night
Mostly cloudy, with a low around 45.
Thursday
A chance of showers after 1pm. Mostly cloudy, with a high near 69.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Partly sunny, with a high near 40.
Friday Night
Mostly clear, with a low around 27.
Saturday
Sunny, with a high near 50.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Mostly sunny, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Libertyville IL
 42.28°N 87.94°W
Last Update:
7:30 pm CDT Mar 22, 2026
Forecast Valid:
7pm CDT Mar 22, 2026-6pm CDT Mar 29, 2026
 
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