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.

Mostly Cloudy

75°F

24°C

Humidity 74%
Wind Speed W 6 mph
Barometer 29.95 in (1012.7 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 12 Jul 11:51 pm CDT
Extended Forecast for

Gurnee IL

  • Overnight

    Overnight: Mostly clear, with a low around 64. West wind around 5 mph.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 83. West wind 5 to 10 mph.

    High: 83 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65. Southwest wind around 5 mph.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 87. Southwest wind 5 to 10 mph.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. Southwest wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.

    High: 86 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms, then a chance of showers after 1am. Partly cloudy, with a low around 70. Chance of precipitation is 30%.

    Low: 70 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 84.

    High: 84 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 68.

    Low: 68 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 64. West wind around 5 mph.
Sunday
Mostly sunny, with a high near 83. West wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 65. Southwest wind around 5 mph.
Monday
Sunny, with a high near 87. Southwest wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 70. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.
Tuesday Night
A slight chance of showers and thunderstorms, then a chance of showers after 1am. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 84.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Thursday
A chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 63.
Friday
Partly sunny, with a high near 77.
Friday Night
Mostly cloudy, with a low around 63.
Saturday
Partly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gurnee IL
 42.37°N 87.93°W
Last Update:
7:41 pm CDT Jul 12, 2025
Forecast Valid:
12am CDT Jul 13, 2025-6pm CDT Jul 19, 2025
 
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