Current conditions at
Chicago/Waukegan Regional Airport (KUGN)
Lat: 42.43°NLon: 87.86°WElev: 709ft.
Fair
62°F
17°C
| Humidity | 38% |
| Wind Speed | S 14 G 25 mph |
| Barometer | 30.33 in (1027.2 mb) |
| Dewpoint | 36°F (2°C) |
| Visibility | 10.00 mi |
| Last update | 18 Oct 3:51 pm CDT |
Extended Forecast for
Zion IL
Tonight
Low: 42 °F
Clear
Monday
High: 65 °F
Sunny
Monday Night
Low: 44 °F
Partly Cloudy
Tuesday
High: 64 °F
Mostly Sunny
Tuesday Night
Low: 48 °F
Mostly Clear
Wednesday
High: 68 °F
Sunny
Wednesday Night
Low: 49 °F
Mostly Clear
Thursday
High: 67 °F
Sunny
Thursday Night
Low: 52 °F
Mostly Clear
Detailed Forecast
Tonight
Clear, with a low around 42. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 65. Southwest wind around 5 mph becoming southeast in the afternoon.
Monday Night
Partly cloudy, with a low around 44. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 64. Calm wind becoming east southeast around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 48. East wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 68.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Mostly cloudy, with a low around 52.
Sunday
Partly sunny, with a high near 68.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Zion IL
42.45°N 87.87°W
42.45°N 87.87°W
2:36 pm CDT Oct 18, 2026
4pm CDT Oct 18, 2026-6pm CDT Oct 25, 2026
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