Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43° N Lon: 87.86° W Elev: 709 ft.

Fair

83°F

28°C

Humidity 49%
Wind Speed SE 9 mph
Barometer 30.12 in (1018.7 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 3 Oct 3:51 pm CDT
Detailed forecast for

Lake County

Tonight
Mostly clear. Lows in the mid 60s. South winds around 5 mph.
Saturday
Mostly sunny. Continued unseasonably warm with highs in the upper 80s. Southwest winds 5 to 10 mph, increasing to south 10 to 15 mph in the afternoon.
Saturday Night
Clear. Lows in the mid 60s. South winds around 10 mph.
Sunday
Mostly sunny. Continued unseasonably warm with highs in the mid 80s. South winds 15 to 20 mph with gusts up to 25 mph.
Sunday Night
Mostly clear. Lows in the mid 60s. South winds 10 to 15 mph.
Monday
Partly cloudy with a slight chance of showers in the morning, then mostly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Temperature falling into the lower 70s in the afternoon. Chance of precipitation 50 percent.
Monday Night
A slight chance of thunderstorms in the evening. Showers likely. Lows in the mid 50s. Chance of precipitation 70 percent.
Tuesday
Mostly cloudy with a chance of showers in the morning, then partly cloudy in the afternoon. Highs in the upper 60s. Chance of precipitation 30 percent.
Tuesday Night
Mostly clear. Lows in the upper 40s.
Wednesday
Sunny. Highs in the mid 60s.
Wednesday Night
Mostly clear. Lows in the mid 40s.
Thursday
Sunny. Highs in the upper 60s.
Thursday Night
Partly cloudy. Lows around 50.
Friday
Partly cloudy. Highs in the lower 70s.



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333 PM CDT Fri Oct 3 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database