Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

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

Fair

59°F

15°C

Humidity 90%
Wind Speed NW 5 mph
Barometer 30.04 in (1016.6 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 23 Aug 6:51 am CDT
Detailed forecast for

Lake County

Today
Sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. Northwest winds 5 to 10 mph.
Tonight
Mostly clear. Lows in the mid 50s. Northwest winds 5 to 10 mph.
Monday
Partly cloudy in the morning, then becoming mostly sunny. Highs in the mid 70s. Northwest winds around 5 mph.
Monday Night
Mostly clear. Lows in the mid 50s. Southeast winds around 5 mph, becoming southwest after midnight.
Tuesday
Partly cloudy. Highs in the upper 70s. Southwest winds 5 to 10 mph.
Tuesday Night
Partly cloudy in the evening, then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the lower 60s. Chance of precipitation 20 percent.
Wednesday
Partly cloudy. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 50 percent.
Wednesday Night
Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the lower 60s. Chance of precipitation 20 percent.
Thursday
Mostly sunny in the morning, then becoming partly cloudy. Highs around 80.
Thursday Night
Mostly clear. Lows in the lower 60s.
Friday
Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s.
Friday Night
Mostly clear in the evening, then becoming partly cloudy. Lows around 60.
Saturday
Partly cloudy in the morning, then becoming mostly cloudy. Highs in the upper 70s.



Basemap Options
Click map to change the forecast location
Loading map...
641 AM CDT Sun Aug 23 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database