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.

Fair

1°F

-17°C

Humidity 65%
Wind Speed W 5 mph
Barometer 30.24 in (1026.8 mb)
Dewpoint -8°F (-22°C)
Visibility 10.00 mi
Wind Chill-9°F (-23°C)
Last update 27 Jan 11:51 pm CST
Extended Forecast for

Wonder Lake IL

  • Overnight

    Overnight: Mostly clear, with a low around -1. Wind chill values as low as -15. West wind 5 to 10 mph.

    Low: -1 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 12. Wind chill values as low as -16. West wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 12 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around -3. Wind chill values as low as -13. Northwest wind 5 to 10 mph.

    Low: -3 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 11. Wind chill values as low as -14. Northwest wind around 5 mph, with gusts as high as 10 mph.

    High: 11 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after midnight. Partly cloudy, with a low around -1. North northwest wind 5 to 10 mph.

    Low: -1 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Friday

    Friday: A 30 percent chance of snow, mainly before noon. Mostly sunny, with a high near 14.

    High: 14 °F

    Chance Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow. Partly cloudy, with a low around 4.

    Low: 4 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 20.

    High: 20 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 5.

    Low: 5 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around -1. Wind chill values as low as -15. West wind 5 to 10 mph.
Wednesday
Mostly sunny, with a high near 12. Wind chill values as low as -16. West wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around -3. Wind chill values as low as -13. Northwest wind 5 to 10 mph.
Thursday
Sunny, with a high near 11. Wind chill values as low as -14. Northwest wind around 5 mph, with gusts as high as 10 mph.
Thursday Night
A 20 percent chance of snow after midnight. Partly cloudy, with a low around -1. North northwest wind 5 to 10 mph.
Friday
A 30 percent chance of snow, mainly before noon. Mostly sunny, with a high near 14.
Friday Night
A 20 percent chance of snow. Partly cloudy, with a low around 4.
Saturday
Mostly sunny, with a high near 20.
Saturday Night
Partly cloudy, with a low around 5.
Sunday
A chance of snow after noon. Mostly sunny, with a high near 23.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 12.
Monday
Mostly cloudy, with a high near 25.
Monday Night
Mostly cloudy, with a low around 10.
Tuesday
Partly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wonder Lake IL
 42.41°N 88.34°W
Last Update:
11:36 pm CST Jan 27, 2026
Forecast Valid:
12am CST Jan 28, 2026-6pm CST Feb 3, 2026
 
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Additional Resources

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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