Hazardous Weather Conditions
Current conditions at
Chicago/Waukegan Regional Airport (KUGN)
Lat: 42.43°NLon: 87.86°WElev: 709ft.
Fair
33°F
1°C
| Humidity | 92% |
| Wind Speed | Calm |
| Barometer | 30.20 in (1023.3 mb) |
| Dewpoint | 31°F (-1°C) |
| Visibility | 10.00 mi |
| Last update | 12 May 12:51 am CDT |
Extended Forecast for
Chicago / Waukegan, Waukegan Regional Airport IL
Overnight

Low: 41 °F
Increasing
CloudsTuesday

High: 72 °F
Chance Rain
and BreezyTuesday Night
Low: 48 °F
Slight Chance
Rain then
Mostly ClearWednesday

High: 59 °F
Partly Sunny
Wednesday Night

Low: 41 °F
Mostly Clear
Thursday

High: 60 °F
Sunny
Thursday Night
Low: 44 °F
Partly Cloudy
then Slight
Chance
ShowersFriday

High: 70 °F
Chance
ShowersFriday Night

Low: 54 °F
Chance
Showers
Detailed Forecast
Overnight
Increasing clouds, with a low around 41. Southeast wind around 5 mph.
Tuesday
A 40 percent chance of rain, mainly after 1pm. Mostly cloudy, with a high near 72. Breezy, with a south southeast wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph.
Tuesday Night
A 20 percent chance of rain before 10pm. Mostly cloudy, then gradually becoming clear, with a low around 48. West southwest wind around 15 mph becoming northwest after midnight. Winds could gust as high as 35 mph.
Wednesday
Partly sunny, with a high near 59. North northwest wind around 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 41. North wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 15 mph.
Thursday
Sunny, with a high near 60.
Thursday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 44.
Friday
A chance of showers. Partly sunny, with a high near 70.
Friday Night
A chance of showers. Partly cloudy, with a low around 54.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
A chance of showers. Mostly sunny, with a high near 76.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Monday
A chance of showers. Partly sunny, with a high near 80.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Chicago / Waukegan, Waukegan Regional Airport IL
42.43°N 87.87°W
42.43°N 87.87°W
12:18 am CDT May 12, 2026
12am CDT May 12, 2026-6pm CDT May 18, 2026



