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

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

61°F

16°C

Humidity 41%
Wind Speed W 15 G 24 mph
Barometer 29.90 in (1012.5 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 8 Nov 2:51 pm CST
Extended Forecast for

Waukegan IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 58. West wind around 15 mph, with gusts as high as 25 mph.

    High: 58 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 38. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 58. West northwest wind 5 to 10 mph becoming southwest in the afternoon.

    High: 58 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming clear, with a low around 42. Southwest wind 5 to 10 mph becoming west northwest after midnight. Winds could gust as high as 15 mph.

    Low: 42 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 60. West northwest wind around 5 mph.

    High: 60 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: A 40 percent chance of rain. Mostly cloudy, with a high near 54.

    High: 54 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain

  • Thursday

    Thursday: Rain likely, mainly before noon. Mostly cloudy, with a high near 45.

    High: 45 °F

    Rain Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 58. West wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 38. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 58. West northwest wind 5 to 10 mph becoming southwest in the afternoon.
Monday Night
Mostly cloudy, then gradually becoming clear, with a low around 42. Southwest wind 5 to 10 mph becoming west northwest after midnight. Winds could gust as high as 15 mph.
Tuesday
Sunny, with a high near 60. West northwest wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 40.
Veterans Day
A 40 percent chance of rain. Mostly cloudy, with a high near 54.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 39.
Thursday
Rain likely, mainly before noon. Mostly cloudy, with a high near 45.
Thursday Night
A chance of rain before 9pm, then a chance of rain and snow between 9pm and 3am, then a chance of snow after 3am. Mostly cloudy, with a low around 33.
Friday
A chance of snow. Partly sunny, with a high near 42.
Friday Night
Partly cloudy, with a low around 32.
Saturday
Sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waukegan IL
 42.37°N 87.85°W
Last Update:
2:46 pm CST Nov 8, 2026
Forecast Valid:
3pm CST Nov 8, 2026-6pm CST Nov 14, 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