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

12°F

-11°C

Humidity 70%
Wind Speed W 15 G 24 mph
Barometer 29.86 in (1013.7 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Wind Chill-4°F (-20°C)
Last update 27 Jan 3:51 am CST
Extended Forecast for

Wonder Lake IL

  • Overnight

    Overnight: Scattered snow showers, mainly after 5am. Mostly cloudy, with a steady temperature around 11. Wind chill values as low as -6. West wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 11 °F

    Scattered
    Snow Showers

  • Tuesday

    Tuesday: Scattered snow showers before 9am, then scattered flurries after 9am. Patchy blowing snow before 10am. Mostly cloudy, with a temperature falling to around 8 by 8am. Wind chill values as low as -11. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.

    High: 11 °F⇓

    Scattered
    Snow Showers
    and Patchy
    Blowing Snow

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around -1. Wind chill values as low as -15. West wind around 10 mph, with gusts as high as 20 mph.

    Low: -1 °F

    Partly Cloudy

  • 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 -4. Northwest wind 5 to 10 mph.

    Low: -4 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and cold, with a high near 10.

    High: 10 °F

    Cold

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after midnight. Partly cloudy, with a low around -2.

    Low: -2 °F

    Mostly Clear
    then Slight
    Chance Snow

  • Friday

    Friday: Mostly sunny, with a high near 13.

    High: 13 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 4.

    Low: 4 °F

    Partly Cloudy

Detailed Forecast

Overnight
Scattered snow showers, mainly after 5am. Mostly cloudy, with a steady temperature around 11. Wind chill values as low as -6. West wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Tuesday
Scattered snow showers before 9am, then scattered flurries after 9am. Patchy blowing snow before 10am. Mostly cloudy, with a temperature falling to around 8 by 8am. Wind chill values as low as -11. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around -1. Wind chill values as low as -15. West wind around 10 mph, with gusts as high as 20 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 -4. Northwest wind 5 to 10 mph.
Thursday
Sunny and cold, with a high near 10.
Thursday Night
A 20 percent chance of snow after midnight. Partly cloudy, with a low around -2.
Friday
Mostly sunny, with a high near 13.
Friday Night
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
Mostly sunny, with a high near 24.
Sunday Night
Mostly cloudy, with a low around 10.
Monday
Partly sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wonder Lake IL
 42.38°N 88.35°W
Last Update:
3:46 am CST Jan 27, 2026
Forecast Valid:
4am CST Jan 27, 2026-6pm CST Feb 2, 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