Hazardous Weather Conditions
Current conditions at
Chicago/Waukegan Regional Airport (KUGN)
Lat: 42.43°NLon: 87.86°WElev: 709ft.
Fair
11°F
-12°C
| Humidity | 56% |
| Wind Speed | W 7 mph |
| Barometer | 30.21 in (1025.5 mb) |
| Dewpoint | -2°F (-19°C) |
| Visibility | 10.00 mi |
| Wind Chill | 0°F (-18°C) |
| Last update | 4 Dec 8:51 pm CST |
Extended Forecast for
Mc Cullom Lake IL
Tonight

Low: 2 °F⇑
Increasing
CloudsFriday

High: 27 °F
Partly Sunny
Friday Night

Low: 26 °F
Patchy Wintry
MixSaturday

High: 26 °F
Partly Sunny
Saturday Night
Low: 13 °F
Slight Chance
Snow then
Snow LikelySunday
High: 22 °F
Chance Snow
then Mostly
SunnySunday Night

Low: 3 °F
Slight Chance
SnowMonday

High: 21 °F
Partly Sunny
Monday Night

Low: 13 °F
Snow Likely
Detailed Forecast
Tonight
Increasing clouds, with a temperature rising to around 8 by 5am. Wind chill values as low as -9. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday
Sunny, then becoming mostly cloudy during the afternoon, with a high near 27. Wind chill values as low as -5. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Patchy snow and freezing rain. Mostly cloudy, with a steady temperature around 26. Southwest wind around 10 mph becoming west northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 26. Northwest wind 5 to 10 mph.
Saturday Night
Snow likely, mainly after midnight. Mostly cloudy, with a low around 13. Calm wind becoming north around 5 mph after midnight. Winds could gust as high as 10 mph. Chance of precipitation is 60%.
Sunday
A 40 percent chance of snow before noon. Partly sunny, with a high near 22.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 3.
Monday
Partly sunny, with a high near 21.
Monday Night
Snow likely. Mostly cloudy, with a low around 13.
Tuesday
A chance of snow before noon. Mostly cloudy, with a high near 30.
Tuesday Night
Snow likely. Cloudy, with a low around 20.
Wednesday
Snow likely. Mostly cloudy, with a high near 32.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 9.
Thursday
A chance of snow. Partly sunny, with a high near 22.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Mc Cullom Lake IL
42.36°N 88.29°W
42.36°N 88.29°W
9:16 pm CST Dec 4, 2025
9pm CST Dec 4, 2025-6pm CST Dec 11, 2025



