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Aug 16-17, 2025: Severe Weather and Flash Flooding

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

A Few Clouds

76°F

24°C

Humidity	72%
Wind Speed	NE 10 mph
Barometer	30.07 in (1017.1 mb)
Dewpoint	66°F (19°C)
Visibility	10.00 mi
Heat Index	78°F (26°C)
Last update	17 Aug 5:51 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Libertyville IL

Tonight
Low: 68 °F
Increasing
Clouds
Monday
High: 86 °F
Chance
T-storms
Monday Night
Low: 71 °F
Showers
Likely then
T-storms
Likely
Tuesday
High: 86 °F
Chance
T-storms
Tuesday Night
Low: 66 °F
Mostly Cloudy
Wednesday
High: 76 °F
Partly Sunny
Wednesday Night
Low: 64 °F
Partly Cloudy
Thursday
High: 78 °F
Sunny
Thursday Night
Low: 61 °F
Clear

Detailed Forecast

Tonight

Increasing clouds, with a low around 68. Northeast wind 5 to 10 mph becoming east southeast after midnight.

Monday

A slight chance of showers, then a chance of showers and thunderstorms after 10am. Partly sunny, with a high near 86. South southeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 40%.

Monday Night

Showers likely and possibly a thunderstorm before 1am, then showers and thunderstorms likely after 1am. Mostly cloudy, with a low around 71. South southeast wind around 5 mph becoming southwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

Tuesday

A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 86. Southwest wind 5 to 10 mph becoming northwest in the afternoon.

Tuesday Night

Mostly cloudy, with a low around 66. North wind around 5 mph, with gusts as high as 10 mph.

Wednesday

Partly sunny, with a high near 76.

Wednesday Night

Partly cloudy, with a low around 64.

Thursday

Sunny, with a high near 78.

Thursday Night

Clear, with a low around 61.

Friday

Sunny, with a high near 83.