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 71%
Wind Speed W 12 mph
Barometer 30.07 in (1018.7 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 3 Nov 7:51 am CST
Extended Forecast for

Waukegan IL

  • Today

    Today: Sunny, with a high near 59. West wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 59 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 37. West wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 37 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 60. West southwest wind 5 to 15 mph becoming south in the afternoon. Winds could gust as high as 25 mph.

    High: 60 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48. South wind around 10 mph becoming west southwest after midnight. Winds could gust as high as 25 mph.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 59. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 59 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Rain likely, mainly after midnight. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Rain Likely

  • Friday

    Friday: A chance of rain. Partly sunny, with a high near 59.

    High: 59 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 59. West wind 10 to 15 mph, with gusts as high as 30 mph.
Tonight
Increasing clouds, with a low around 37. West wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 60. West southwest wind 5 to 15 mph becoming south in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 48. South wind around 10 mph becoming west southwest after midnight. Winds could gust as high as 25 mph.
Wednesday
Sunny, with a high near 59. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 37.
Thursday
Partly sunny, with a high near 56.
Thursday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 48.
Friday
A chance of rain. Partly sunny, with a high near 59.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
A chance of rain. Partly sunny, with a high near 48.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 35.
Sunday
A chance of rain. Mostly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waukegan IL
 42.37°N 87.88°W
Last Update:
5:46 am CST Nov 3, 2025
Forecast Valid:
8am CST Nov 3, 2025-6pm CST Nov 9, 2025
 
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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