Hazardous Weather Conditions
Current conditions at
Chicago/Waukegan Regional Airport (KUGN)
Lat: 42.43°NLon: 87.86°WElev: 709ft.
Overcast
33°F
1°C
| Humidity | 82% |
| Wind Speed | SW 7 mph |
| Barometer | 29.60 in (1003.5 mb) |
| Dewpoint | 28°F (-2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 27°F (-3°C) |
| Last update | 9 Dec 4:51 pm CST |
Extended Forecast for
Chicago / Waukegan, Waukegan Regional Airport IL
This Afternoon
High: 33 °F
Chance Rain
Tonight
Low: 31 °F
Breezy.
Wintry Mix
then
Rain/Snow
LikelyWednesday
High: 33 °F⇓
Breezy.
Rain/Snow
then Slight
Chance SnowWednesday Night
Low: 11 °F
Slight Chance
Snow then
Partly CloudyThursday
High: 23 °F
Mostly Sunny
Thursday Night
Low: 19 °F
Chance Snow
Friday
High: 28 °F
Chance Snow
Friday Night
Low: 7 °F
Mostly Cloudy
Saturday
High: 13 °F
Chance Snow
Detailed Forecast
This Afternoon
A 30 percent chance of rain. Cloudy, with a high near 33. South southwest wind around 10 mph.
Tonight
Rain, snow, and freezing rain before midnight, then a chance of rain between midnight and 5am, then snow likely, possibly mixed with rain after 5am. Low around 31. Breezy, with a south wind 10 to 20 mph becoming west northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. Little or no snow accumulation expected.
Wednesday
Snow, possibly mixed with rain, becoming all snow after 7am. Temperature falling to around 25 by 5pm. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 11. Wind chill values as low as zero. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 23. West wind 5 to 10 mph.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 19.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 28.
Friday Night
Mostly cloudy, with a low around 7.
Saturday
A chance of snow. Mostly cloudy, with a high near 13.
Saturday Night
A chance of snow before midnight. Mostly cloudy, with a low around -2.
Sunday
Mostly sunny, with a high near 11.
Sunday Night
Mostly cloudy, with a low around 2.
Monday
Mostly cloudy, with a high near 22.
Monday Night
Mostly cloudy, with a low around 12.
Tuesday
Partly sunny, with a high near 29.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Chicago / Waukegan, Waukegan Regional Airport IL
42.43°N 87.87°W
42.43°N 87.87°W
3:11 pm CST Dec 9, 2025
5pm CST Dec 9, 2025-6pm CST Dec 16, 2025
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