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Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

49°F

9°C

Humidity 48%
Wind Speed S 10 mph
Barometer 30.05 in (1018.0 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 21 Apr 1:51 am CDT
Extended Forecast for

Libertyville IL

Flood Warning until further notice
Click here for hazard details and duration
Flood Warning until further notice
  •  
    Flood Warning until further notice

    NOW until further notice

    Flood Warning

  • Overnight

    Low: 49 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Partly sunny, with a high near 74. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 74 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48. West northwest wind around 5 mph becoming north northeast in the evening. Winds could gust as high as 10 mph.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 68. North northeast wind around 5 mph becoming east in the afternoon. Winds could gust as high as 10 mph.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51. East southeast wind around 5 mph becoming south after midnight. Winds could gust as high as 15 mph.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.

    Low: 60 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74.

    High: 74 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 49. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Partly sunny, with a high near 74. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 48. West northwest wind around 5 mph becoming north northeast in the evening. Winds could gust as high as 10 mph.
Wednesday
Sunny, with a high near 68. North northeast wind around 5 mph becoming east in the afternoon. Winds could gust as high as 10 mph.
Wednesday Night
Partly cloudy, with a low around 51. East southeast wind around 5 mph becoming south after midnight. Winds could gust as high as 15 mph.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.
Friday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
Mostly cloudy, with a low around 44.
Sunday
Mostly sunny, with a high near 62.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 47.
Monday
A chance of showers. Mostly cloudy, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Libertyville IL
 42.28°N 87.97°W
Last Update:
2:36 am CDT Apr 21, 2026
Forecast Valid:
2am CDT Apr 21, 2026-6pm CDT Apr 27, 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