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.

Overcast

13°F

-11°C

Humidity 77%
Wind Speed NW 5 mph
Barometer 30.32 in (1028.9 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill5°F (-15°C)
Last update 4 Feb 12:51 am CST
Extended Forecast for

Libertyville IL

  • Overnight

    Overnight: A slight chance of flurries between 4am and 5am. Mostly cloudy, with a low around 16. North northwest wind around 5 mph.

    Low: 16 °F

    Slight Chance
    Flurries

  • Wednesday

    Wednesday: Mostly sunny, with a high near 27. North northwest wind around 5 mph.

    High: 27 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 12. Calm wind becoming southwest around 5 mph after midnight. Winds could gust as high as 10 mph.

    Low: 12 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 20 percent chance of snow before noon. Mostly cloudy, with a high near 32. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 32 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 40 percent chance of snow after midnight. Mostly cloudy, with a low around 26. Southwest wind 10 to 15 mph becoming west northwest after midnight. Winds could gust as high as 25 mph.

    Low: 26 °F

    Mostly Cloudy
    then Chance
    Snow

  • Friday

    Friday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 39. Breezy.

    High: 39 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A slight chance of flurries between 4am and 5am. Mostly cloudy, with a low around 16. North northwest wind around 5 mph.
Wednesday
Mostly sunny, with a high near 27. North northwest wind around 5 mph.
Wednesday Night
Increasing clouds, with a low around 12. Calm wind becoming southwest around 5 mph after midnight. Winds could gust as high as 10 mph.
Thursday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 32. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
A 40 percent chance of snow after midnight. Mostly cloudy, with a low around 26. Southwest wind 10 to 15 mph becoming west northwest after midnight. Winds could gust as high as 25 mph.
Friday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 39. Breezy.
Friday Night
Partly cloudy, with a low around 11.
Saturday
Mostly sunny, with a high near 27.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
Partly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 18.
Monday
Mostly sunny, with a high near 35.
Monday Night
Mostly cloudy, with a low around 25.
Tuesday
Partly sunny, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Libertyville IL
 42.28°N 87.97°W
Last Update:
9:36 pm CST Feb 3, 2026
Forecast Valid:
1am CST Feb 4, 2026-6pm CST Feb 10, 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