Current conditions at
Chicago/Waukegan Regional Airport (KUGN)
Lat: 42.43°NLon: 87.86°WElev: 709ft.
Overcast
25°F
-4°C
| Humidity | 85% |
| Wind Speed | N 10 mph |
| Barometer | 30.27 in (1026.7 mb) |
| Dewpoint | 21°F (-6°C) |
| Visibility | 10.00 mi |
| Wind Chill | 15°F (-9°C) |
| Last update | 28 Feb 6:51 pm CST |
Extended Forecast for
Third Lake IL
Tonight

Low: 23 °F
Slight Chance
SnowSunday
High: 30 °F
Slight Chance
Snow Showers
then Mostly
SunnySunday Night

Low: 21 °F
Partly Cloudy
Monday

High: 40 °F
Mostly Sunny
Monday Night
Low: 32 °F
Mostly Cloudy
then
Rain/Snow
LikelyTuesday

High: 42 °F
Rain Likely
Tuesday Night

Low: 33 °F
Chance Rain
Wednesday

High: 47 °F
Chance Rain
Wednesday Night

Low: 38 °F
Chance Rain
Detailed Forecast
Tonight
A slight chance of snow between 11pm and midnight, then a slight chance of snow showers after midnight. Cloudy, with a low around 23. North northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Sunday
A slight chance of snow showers before 8am, then a chance of flurries between 8am and noon. Partly sunny, with a high near 30. East northeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 21. East southeast wind around 5 mph.
Monday
Mostly sunny, with a high near 40. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Rain likely, possibly mixed with snow, mainly after midnight. Mostly cloudy, with a low around 32. Southeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 60%.
Tuesday
Rain likely, mainly before noon. Cloudy, with a high near 42. Chance of precipitation is 70%.
Tuesday Night
A 30 percent chance of rain, mainly before midnight. Partly cloudy, with a low around 33.
Wednesday
A chance of rain. Mostly cloudy, with a high near 47.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 38.
Thursday
A chance of rain. Mostly cloudy, with a high near 53.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 42.
Friday
Rain likely. Mostly cloudy, with a high near 62.
Friday Night
Rain likely. Mostly cloudy, with a low around 42.
Saturday
A chance of rain. Mostly cloudy, with a high near 56.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Third Lake IL
42.37°N 87.99°W
42.37°N 87.99°W
6:00 pm CST Feb 28, 2026
7pm CST Feb 28, 2026-6pm CST Mar 7, 2026


