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

36°F

2°C

Humidity 73%
Wind Speed SE 18 G 28 mph
Barometer 30.27 in (1026.2 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 8 Apr 5:51 am CDT
Extended Forecast for

Wonder Lake IL

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a high near 66. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 66 °F

    Gradual
    Clearing and
    Breezy

  • Tonight

    Tonight: Showers, mainly between midnight and 4am. Low around 47. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Breezy.
    Chance
    Showers then
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 62. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers. Low around 42. West northwest wind around 5 mph becoming east northeast after midnight. Winds could gust as high as 10 mph. Chance of precipitation is 90%.

    Low: 42 °F

    Showers
    Likely then
    Showers

  • Friday

    Friday: A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 54. North wind around 5 mph, with gusts as high as 10 mph.

    High: 54 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers after 1pm. Mostly cloudy, with a high near 76.

    High: 76 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a high near 66. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.
Tonight
Showers, mainly between midnight and 4am. Low around 47. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Mostly sunny, with a high near 62. West wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Showers. Low around 42. West northwest wind around 5 mph becoming east northeast after midnight. Winds could gust as high as 10 mph. Chance of precipitation is 90%.
Friday
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 54. North wind around 5 mph, with gusts as high as 10 mph.
Friday Night
Mostly clear, with a low around 34.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 46.
Sunday
A chance of showers after 1pm. Mostly cloudy, with a high near 76.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 62.
Monday
A chance of showers. Mostly cloudy, with a high near 76.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 51.
Tuesday
Showers likely. Mostly cloudy, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wonder Lake IL
 42.41°N 88.34°W
Last Update:
5:06 am CDT Apr 8, 2026
Forecast Valid:
6am CDT Apr 8, 2026-6pm CDT Apr 14, 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