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.

Overcast

58°F

14°C

Humidity 72%
Wind Speed NE 7 mph
Barometer 30.22 in (1023.1 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 15 Oct 4:51 pm CDT
Extended Forecast for

2 Miles WSW Mc Cullom Lake IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. Northeast wind 5 to 10 mph.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 66. Southeast wind 5 to 10 mph.

    High: 66 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 54. South southeast wind 5 to 10 mph.

    Low: 54 °F

    Slight Chance
    Showers

  • Friday

    Friday: Mostly cloudy, with a high near 73. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 73 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59. South wind 10 to 15 mph.

    Low: 59 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 72. Chance of precipitation is 80%.

    High: 72 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.

    Low: 49 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers. Partly sunny, with a high near 59.

    High: 59 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 49. Northeast wind 5 to 10 mph.
Thursday
Partly sunny, with a high near 66. Southeast wind 5 to 10 mph.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 54. South southeast wind 5 to 10 mph.
Friday
Mostly cloudy, with a high near 73. South wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59. South wind 10 to 15 mph.
Saturday
Showers and possibly a thunderstorm. High near 72. Chance of precipitation is 80%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.
Sunday
A chance of showers. Partly sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 40.
Monday
Sunny, with a high near 63.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 64.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 42.
Wednesday
Mostly sunny, with a high near 61.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Mc Cullom Lake IL
 42.36°N 88.35°W
Last Update:
4:11 pm CDT Oct 15, 2025
Forecast Valid:
5pm CDT Oct 15, 2025-6pm CDT Oct 22, 2025
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation