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

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

45°F

7°C

Humidity 44%
Wind Speed SE 14 mph
Barometer 30.26 in (1025.6 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 20 Apr 3:51 pm 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

  • Tonight

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 74 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 47. West wind around 5 mph becoming north northeast in the evening. Winds could gust as high as 10 mph.

    Low: 47 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Sunny, with a high near 65. East wind 5 to 10 mph.

    High: 65 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50. East wind around 5 mph becoming south after midnight. Winds could gust as high as 15 mph.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.

    Low: 60 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 73.

    High: 73 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 44. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 74. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 47. West wind around 5 mph becoming north northeast in the evening. Winds could gust as high as 10 mph.
Wednesday
Sunny, with a high near 65. East wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 50. East 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 slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 73.
Friday Night
A chance of showers before 1am. Mostly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Mostly cloudy, with a low around 44.
Sunday
Partly sunny, with a high near 59.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 44.
Monday
A chance of showers. Mostly cloudy, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Libertyville IL
 42.28°N 87.97°W
Last Update:
3:41 pm CDT Apr 20, 2026
Forecast Valid:
4pm CDT Apr 20, 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