Current conditions at
Chicago/Waukegan Regional Airport (KUGN)
Lat: 42.43°NLon: 87.86°WElev: 709ft.
Fair
30°F
-1°C
| Humidity | 64% |
| Wind Speed | E 6 mph |
| Barometer | 30.42 in (1031.5 mb) |
| Dewpoint | 19°F (-7°C) |
| Visibility | 10.00 mi |
| Wind Chill | 24°F (-4°C) |
| Last update | 7 Apr 6:51 pm CDT |
Extended Forecast for
Mc Cullom Lake IL
Tonight
Low: 29 °F
Mostly Cloudy
then Chance
Rain/SnowWednesday

High: 65 °F
Gradual
Clearing and
BreezyWednesday Night

Low: 47 °F
Showers and
BreezyThursday
High: 62 °F
Showers
Likely then
Mostly SunnyThursday Night

Low: 40 °F
Showers
Friday

High: 54 °F
Chance
ShowersFriday Night

Low: 34 °F
Partly Cloudy
Saturday

High: 59 °F
Mostly Sunny
Saturday Night

Low: 47 °F
Chance
Showers
Detailed Forecast
Tonight
A chance of snow showers after 1am, mixing with rain after 4am. Mostly cloudy, with a low around 29. East southeast wind 10 to 15 mph. Chance of precipitation is 30%.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 65. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.
Wednesday Night
Showers. Low around 47. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers likely before 7am. Mostly sunny, with a high near 62. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Thursday Night
Showers. Low around 40. Northwest wind around 5 mph becoming northeast in the evening. Chance of precipitation is 80%.
Friday
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 54.
Friday Night
Partly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 47.
Sunday
A chance of showers. Mostly cloudy, with a high near 76.
Sunday Night
Showers likely. Mostly cloudy, with a low around 61.
Monday
A chance of showers. Mostly cloudy, with a high near 77.
Monday Night
Showers likely. Mostly cloudy, with a low around 48.
Tuesday
Showers likely. Mostly cloudy, with a high near 66.
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
3:11 pm CDT Apr 7, 2026
7pm CDT Apr 7, 2026-6pm CDT Apr 14, 2026


