National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Overcast

2°F

-17°C

Humidity 44%
Wind Speed Calm
Barometer 30.54 in (1037.7 mb)
Dewpoint -15°F (-26°C)
Visibility 10.00 mi
Last update 24 Jan 3:51 pm CST
Extended Forecast for

Wonder Lake IL

  • Tonight

    Tonight: A 30 percent chance of snow, mainly after midnight. Cloudy, with a low around 2. Wind chill values as low as -11. North wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 2 °F

    Chance Snow

  • Sunday

    Sunday: A 40 percent chance of snow. Cloudy, with a high near 12. Wind chill values as low as -14. North wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 12 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around -5. Wind chill values as low as -21. Northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: -5 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and cold, with a high near 9. Wind chill values as low as -23. West wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 9 °F

    Cold

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 2. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 2 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 15.

    High: 15 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around -2.

    Low: -2 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 12.

    High: 12 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -2.

    Low: -2 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of snow, mainly after midnight. Cloudy, with a low around 2. Wind chill values as low as -11. North wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
A 40 percent chance of snow. Cloudy, with a high near 12. Wind chill values as low as -14. North wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around -5. Wind chill values as low as -21. Northwest wind around 10 mph, with gusts as high as 20 mph.
Monday
Sunny and cold, with a high near 9. Wind chill values as low as -23. West wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 2. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Partly sunny, with a high near 15.
Tuesday Night
Partly cloudy, with a low around -2.
Wednesday
Partly sunny, with a high near 12.
Wednesday Night
Partly cloudy, with a low around -2.
Thursday
Mostly sunny, with a high near 12.
Thursday Night
Mostly clear, with a low around 0.
Friday
Sunny, with a high near 15.
Friday Night
Partly cloudy, with a low around 4.
Saturday
Mostly sunny, with a high near 20.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wonder Lake IL
 42.41°N 88.34°W
Last Update:
3:11 pm CST Jan 24, 2026
Forecast Valid:
4pm CST Jan 24, 2026-6pm CST Jan 31, 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