Current conditions at
Chicago/Waukegan Regional Airport (KUGN)
Lat: 42.43°NLon: 87.86°WElev: 709ft.
Fair
33°F
1°C
| Humidity | 78% |
| Wind Speed | Calm |
| Barometer | 30.05 in (1018.8 mb) |
| Dewpoint | 27°F (-3°C) |
| Visibility | 10.00 mi |
| Last update | 18 Mar 9:51 pm CDT |
Extended Forecast for
Wonder Lake IL
Tonight
Low: 32 °F
Mostly Cloudy
then Slight
Chance
ShowersThursday
High: 49 °F
Slight Chance
Showers then
Mostly SunnyThursday Night

Low: 34 °F
Mostly Cloudy
Friday

High: 61 °F
Mostly Cloudy
Friday Night

Low: 37 °F
Mostly Cloudy
Saturday

High: 66 °F
Mostly Sunny
Saturday Night

Low: 41 °F
Partly Cloudy
Sunday

High: 50 °F
Mostly Cloudy
Sunday Night

Low: 26 °F
Mostly Cloudy
Detailed Forecast
Tonight
A 20 percent chance of showers after 4am. Mostly cloudy, with a steady temperature around 32. West southwest wind around 5 mph becoming calm.
Thursday
A 20 percent chance of showers before 8am. Mostly sunny, with a high near 49. Calm wind becoming east southeast around 5 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 34. East southeast wind 5 to 10 mph becoming southwest after midnight.
Friday
Mostly cloudy, with a high near 61. West southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday Night
Mostly cloudy, with a low around 37. Northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Mostly cloudy, with a high near 50.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 42.
Monday Night
Mostly cloudy, with a low around 28.
Tuesday
Mostly cloudy, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Mostly cloudy, with a high near 55.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Wonder Lake IL
42.38°N 88.35°W
42.38°N 88.35°W
9:46 pm CDT Mar 18, 2026
10pm CDT Mar 18, 2026-6pm CDT Mar 25, 2026


