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.

Light Snow Fog/Mist

32°F

0°C

Humidity 96%
Wind Speed SE 16 G 29 mph
Barometer 29.98 in (1016.4 mb)
Dewpoint 31°F (-1°C)
Visibility 1.25 mi
Wind Chill21°F (-6°C)
Last update 29 Nov 5:51 pm CST
Extended Forecast for

Wonder Lake IL

Winter Storm Warning November 29, 06:35pm until November 30, 06:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning November 29, 06:35pm until November 30, 06:00am

    NOW until 6:00am Sun

    Winter Storm Warning

  • Tonight

    Low: 27 °F

    Snow and
    Patchy
    Blowing Snow

  • Sunday

    Sunday: Snow showers likely before 9am. Patchy blowing snow before 3pm. Cloudy, with a temperature rising to near 30 by noon, then falling to around 25 during the remainder of the day. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 30 °F⇓

    Snow Showers
    Likely and
    Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 8. West northwest wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 15 mph.

    Low: 8 °F

    Partly Cloudy

  • Monday

    Monday: A 50 percent chance of snow after noon. Mostly cloudy, with a high near 24. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 24 °F

    Mostly Cloudy
    then Chance
    Snow

  • Monday Night

    Monday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 12. South southwest wind around 5 mph becoming west northwest after midnight. Chance of precipitation is 60%.

    Low: 12 °F

    Snow Likely
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 22.

    High: 22 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow after noon. Cloudy, with a high near 29.

    High: 29 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Snow. Patchy blowing snow before 7pm, then patchy blowing snow after 3am. Low around 27. Southeast wind 5 to 15 mph becoming north northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.
Sunday
Snow showers likely before 9am. Patchy blowing snow before 3pm. Cloudy, with a temperature rising to near 30 by noon, then falling to around 25 during the remainder of the day. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
Partly cloudy, with a low around 8. West northwest wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 15 mph.
Monday
A 50 percent chance of snow after noon. Mostly cloudy, with a high near 24. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 12. South southwest wind around 5 mph becoming west northwest after midnight. Chance of precipitation is 60%.
Tuesday
Partly sunny, with a high near 22.
Tuesday Night
Mostly cloudy, with a low around 14.
Wednesday
A chance of snow after noon. Cloudy, with a high near 29.
Wednesday Night
A chance of snow before midnight. Mostly cloudy, with a low around 3.
Thursday
Mostly sunny, with a high near 16.
Thursday Night
Partly cloudy, with a low around 2.
Friday
A chance of snow. Partly sunny, with a high near 26.
Friday Night
A chance of snow. Mostly cloudy, with a low around 12.
Saturday
Mostly cloudy, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wonder Lake IL
 42.38°N 88.35°W
Last Update:
3:06 pm CST Nov 29, 2025
Forecast Valid:
6pm CST Nov 29, 2025-6pm CST Dec 6, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation