Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Light Rain

70°F

21°C

Humidity 90%
Wind Speed NE 10 G 21 mph
Barometer 30.07 in (1017.4 mb)
Dewpoint 67°F (19°C)
Visibility 7.00 mi
Last update 30 Jul 6:51 pm CDT
Extended Forecast for

Chicago / Waukegan, Waukegan Regional Airport IL

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 10pm, then showers likely between 10pm and 1am, then scattered showers and thunderstorms after 1am.  Low around 67. Northeast wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Showers

  • Thursday

    Thursday: Patchy smoke. Mostly sunny, with a high near 74. Northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 74 °F

    Patchy Smoke

  • Thursday Night

    Thursday Night: Patchy smoke before 10pm. Partly cloudy, with a low around 64. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 64 °F

    Patchy Smoke
    then Partly
    Cloudy

  • Friday

    Friday: Sunny, with a high near 73. Northeast wind 10 to 15 mph.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. North northeast wind 5 to 10 mph.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers and possibly a thunderstorm before 10pm, then showers likely between 10pm and 1am, then scattered showers and thunderstorms after 1am. Low around 67. Northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Patchy smoke. Mostly sunny, with a high near 74. Northeast wind around 15 mph, with gusts as high as 25 mph.
Thursday Night
Patchy smoke before 10pm. Partly cloudy, with a low around 64. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Sunny, with a high near 73. Northeast wind 10 to 15 mph.
Friday Night
Mostly clear, with a low around 60. North northeast wind 5 to 10 mph.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
Mostly sunny, with a high near 80.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Chicago / Waukegan, Waukegan Regional Airport IL
 42.43°N 87.87°W
6:26 pm CDT Jul 30, 2025
6pm CDT Jul 30, 2025-6pm CDT Aug 6, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database