Hazardous Weather Conditions
Current conditions at
Chicago/Waukegan Regional Airport (KUGN)
Lat: 42.43°NLon: 87.86°WElev: 709ft.
Mostly Cloudy
67°F
19°C
| Humidity | 73% |
| Wind Speed | W 9 mph |
| Barometer | 29.78 in (1008.0 mb) |
| Dewpoint | 58°F (14°C) |
| Visibility | 10.00 mi |
| Last update | 16 Apr 12:51 pm CDT |
Extended Forecast for
Wonder Lake IL
This Afternoon

High: 69 °F
Isolated
ShowersTonight

Low: 50 °F
Patchy Fog
Friday
High: 78 °F
Patchy Fog
then Slight
Chance
T-storms and
BreezyFriday Night
Low: 43 °F
T-storms then
ShowersSaturday

High: 50 °F
Slight Chance
Showers and
BreezySaturday Night

Low: 32 °F
Mostly Clear
Sunday

High: 49 °F
Mostly Sunny
Sunday Night

Low: 29 °F
Mostly Clear
then Areas
FrostMonday

High: 57 °F
Areas Frost
then Sunny
Detailed Forecast
This Afternoon
Isolated showers. Partly sunny, with a high near 69. Northwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Tonight
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 50. North wind around 5 mph becoming southeast after midnight.
Friday
A 20 percent chance of showers and thunderstorms after 4pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 78. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
A slight chance of showers and thunderstorms before 7pm, then showers and possibly a thunderstorm between 7pm and 1am, then showers after 1am. Low around 43. South wind around 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%.
Saturday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 50. Breezy, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Mostly sunny, with a high near 49.
Sunday Night
Areas of frost after 1am. Otherwise, mostly clear, with a low around 29.
Monday
Areas of frost before 9am. Otherwise, sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 69.
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
1:46 pm CDT Apr 16, 2026
1pm CDT Apr 16, 2026-6pm CDT Apr 22, 2026



