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

53°F

12°C

Humidity 51%
Wind Speed NW 8 mph
Barometer 29.67 in (1004.6 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 15 Nov 8:51 pm CST
Extended Forecast for

Wonder Lake IL

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 32. Northwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 32 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 47. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 47 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 26. West northwest wind 5 to 10 mph becoming light after midnight.

    Low: 26 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 47. Calm wind becoming west southwest around 5 mph.

    High: 47 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Rain likely, mainly after midnight. Cloudy, with a low around 35. East southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.

    Low: 35 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain likely, mainly before noon. Cloudy, with a high near 43. Chance of precipitation is 60%.

    High: 43 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 46.

    High: 46 °F

    Mostly Cloudy

  • Wednesday Night

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

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming clear, with a low around 32. Northwest wind around 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 47. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 26. West northwest wind 5 to 10 mph becoming light after midnight.
Monday
Increasing clouds, with a high near 47. Calm wind becoming west southwest around 5 mph.
Monday Night
Rain likely, mainly after midnight. Cloudy, with a low around 35. East southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.
Tuesday
Rain likely, mainly before noon. Cloudy, with a high near 43. Chance of precipitation is 60%.
Tuesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 35.
Wednesday
Mostly cloudy, with a high near 46.
Wednesday Night
Mostly cloudy, with a low around 37.
Thursday
Rain likely, mainly after noon. Mostly cloudy, with a high near 52.
Thursday Night
Rain likely. Mostly cloudy, with a low around 42.
Friday
A chance of rain. Mostly cloudy, with a high near 52.
Friday Night
A chance of rain. Mostly cloudy, with a low around 36.
Saturday
Partly sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Wonder Lake IL
 42.38°N 88.35°W
Last Update:
9:00 pm CST Nov 15, 2025
Forecast Valid:
9pm CST Nov 15, 2025-6pm CST Nov 22, 2025
 
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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