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

52°F

11°C

Humidity 37%
Wind Speed SW 17 mph
Barometer 30.18 in (1022.2 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 29 Mar 9:51 am CDT
Extended Forecast for

Wonder Lake IL

  • Today

    Today: Partly sunny, with a high near 62. South southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 62 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. South southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 74. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 59 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 73. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%.

    High: 73 °F

    Breezy.
    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 34. Chance of precipitation is 50%.

    Low: 34 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 43.

    High: 43 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of rain and snow showers before 1pm, then a chance of rain showers. Mostly cloudy, with a high near 43.

    High: 43 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
Partly sunny, with a high near 62. South southwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 46. South southwest wind around 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 74. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Tuesday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 73. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 34. Chance of precipitation is 50%.
Wednesday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 43.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 30.
Thursday
A chance of rain and snow showers before 1pm, then a chance of rain showers. Mostly cloudy, with a high near 43.
Thursday Night
A chance of showers. Cloudy, with a low around 35.
Friday
Mostly cloudy, with a high near 54.
Friday Night
A chance of showers. Mostly cloudy, with a low around 40.
Saturday
Showers likely. Mostly cloudy, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wonder Lake IL
 42.39°N 88.38°W
Last Update:
8:21 am CDT Mar 29, 2026
Forecast Valid:
10am CDT Mar 29, 2026-6pm CDT Apr 4, 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