Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Overcast

35°F

2°C

Humidity 89%
Wind Speed NW 9 G 18 mph
Barometer 29.93 in (1014.3 mb)
Dewpoint 32°F (0°C)
Visibility 9.00 mi
Wind Chill28°F (-2°C)
Last update 11 Mar 4:51 pm CDT
Extended Forecast for

Wonder Lake IL

  • This Afternoon

    This Afternoon: A 40 percent chance of snow.  Mostly cloudy, with a high near 35. Northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 35 °F

    Chance Snow

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 26. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 26 °F

    Gradual
    Clearing

  • Thursday

    Thursday: Mostly sunny, with a high near 45. West wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 45 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers likely.  Cloudy, with a low around 36. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 45 mph.  Chance of precipitation is 70%.

    Low: 36 °F

    Showers
    Likely and
    Windy

  • Friday

    Friday: Partly sunny, with a high near 44. Very windy, with a west wind 30 to 35 mph, with gusts as high as 55 mph.

    High: 44 °F

    Partly Sunny
    and Very
    Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 40.

    High: 40 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of snow showers before 1am, then rain and snow showers likely.  Cloudy, with a low around 30.

    Low: 30 °F

    Chance Snow
    Showers then
    Rain/Snow
    Likely

  • Sunday

    Sunday: Rain and snow showers.  Cloudy, with a high near 42. Breezy.

    High: 42 °F

    Rain/Snow and
    Breezy

Detailed Forecast

This Afternoon
A 40 percent chance of snow. Mostly cloudy, with a high near 35. Northwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 26. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 45. West wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Showers likely. Cloudy, with a low around 36. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 70%.
Friday
Partly sunny, with a high near 44. Very windy, with a west wind 30 to 35 mph, with gusts as high as 55 mph.
Friday Night
Mostly cloudy, with a low around 25.
Saturday
Mostly cloudy, with a high near 40.
Saturday Night
A chance of snow showers before 1am, then rain and snow showers likely. Cloudy, with a low around 30.
Sunday
Rain and snow showers. Cloudy, with a high near 42. Breezy.
Sunday Night
Rain and snow showers likely before 1am, then a chance of snow showers. Cloudy, with a low around 15. Blustery.
Monday
Mostly cloudy, with a high near 24. Blustery.
Monday Night
Mostly cloudy, with a low around 3.
Tuesday
Sunny, with a high near 27.
Tuesday Night
Mostly cloudy, with a low around 16.
Wednesday
Mostly cloudy, with a high near 38.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Wonder Lake IL
 42.38°N 88.35°W
5:06 pm CDT Mar 11, 2026
5pm CDT Mar 11, 2026-6pm CDT Mar 18, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database