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Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

76°F

24°C

Humidity 91%
Wind Speed SW 5 mph
Barometer 29.94 in (1012.2 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 2 Sep 12:51 am CDT
Extended Forecast for

Wadsworth IL

Heat Advisory September 2, 12:00pm until September 2, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Mostly clear, with a low around 73. Southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 91. Heat index values as high as 98. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 91 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 4am. Partly cloudy, with a low around 72. South southwest wind 5 to 10 mph.

    Low: 72 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly between 7am and 1pm. Partly sunny, with a high near 87. Heat index values as high as 95. Southwest wind around 5 mph becoming southeast in the afternoon.

    High: 87 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 70. East wind around 5 mph. Chance of precipitation is 60%.

    Low: 70 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.

    High: 84 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.

    Low: 68 °F

    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers before 1pm. Mostly sunny, with a high near 82.

    High: 82 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 73. Southwest wind around 5 mph, with gusts as high as 10 mph.
Wednesday
Mostly sunny, with a high near 91. Heat index values as high as 98. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
A 20 percent chance of showers after 4am. Partly cloudy, with a low around 72. South southwest wind 5 to 10 mph.
Thursday
A 30 percent chance of showers and thunderstorms, mainly between 7am and 1pm. Partly sunny, with a high near 87. Heat index values as high as 95. Southwest wind around 5 mph becoming southeast in the afternoon.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 70. East wind around 5 mph. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Saturday
A chance of showers before 1pm. Mostly sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 67.
Sunday
A chance of showers. Partly sunny, with a high near 81.
Sunday Night
Mostly cloudy, with a low around 64.
Labor Day
Partly sunny, with a high near 78.
Monday Night
Mostly cloudy, with a low around 61.
Tuesday
Partly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Wadsworth IL
 42.43°N 87.93°W
Last Update:
1:01 am CDT Sep 2, 2026
Forecast Valid:
1am CDT Sep 2, 2026-6pm CDT Sep 8, 2026
 
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