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

58°F

14°C

Humidity 100%
Wind Speed Calm
Barometer 30.06 in (1017.2 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 21 Aug 1:51 am CDT
Extended Forecast for

Lindenhurst IL

  • Overnight

    Overnight: Partly cloudy, with a low around 58. West southwest wind around 5 mph.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 5pm. Mostly cloudy, with a high near 76. South southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, with a low around 62. South southwest wind 5 to 10 mph becoming west northwest after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 78. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 78 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. North northwest wind 5 to 10 mph.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 58. West southwest wind around 5 mph.
Friday
Showers and thunderstorms likely, mainly after 5pm. Mostly cloudy, with a high near 76. South southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, with a low around 62. South southwest wind 5 to 10 mph becoming west northwest after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 78. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 57. North northwest wind 5 to 10 mph.
Sunday
Sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 63.
Wednesday
A chance of showers. Partly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
Mostly sunny, with a high near 78.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lindenhurst IL
 42.42°N 88.02°W
Last Update:
1:16 am CDT Aug 21, 2026
Forecast Valid:
2am CDT Aug 21, 2026-6pm CDT Aug 27, 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