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 56%
Wind Speed SW 8 mph
Barometer 29.56 in (1000.8 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 22 Mar 12:51 am CDT
Extended Forecast for

Gurnee IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 41. Southwest wind around 10 mph becoming north northeast. Winds could gust as high as 15 mph.

    Low: 41 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers before 4pm. Mostly cloudy, with a temperature falling to around 38 by 4pm. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 41 °F⇓

    Slight Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 28. North wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 28 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 43. North wind around 5 mph, with gusts as high as 10 mph.

    High: 43 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30. East wind around 5 mph becoming south after midnight. Winds could gust as high as 10 mph.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 53.

    High: 53 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 41. Southwest wind around 10 mph becoming north northeast. Winds could gust as high as 15 mph.
Sunday
A 20 percent chance of showers before 4pm. Mostly cloudy, with a temperature falling to around 38 by 4pm. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly cloudy, with a low around 28. North wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 43. North wind around 5 mph, with gusts as high as 10 mph.
Monday Night
Partly cloudy, with a low around 30. East wind around 5 mph becoming south after midnight. Winds could gust as high as 10 mph.
Tuesday
Mostly cloudy, with a high near 53.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 51.
Wednesday Night
Mostly cloudy, with a low around 43.
Thursday
Mostly cloudy, with a high near 59.
Thursday Night
Mostly cloudy, with a low around 31.
Friday
Partly sunny, with a high near 42.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 46.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gurnee IL
 42.37°N 87.93°W
Last Update:
8:56 pm CDT Mar 21, 2026
Forecast Valid:
1am CDT Mar 22, 2026-6pm CDT Mar 28, 2026
 
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