Current conditions at
Chicago/Waukegan Regional Airport (KUGN)
Lat: 42.43°NLon: 87.86°WElev: 709ft.
Fair
14°F
-10°C
| Humidity | 71% |
| Wind Speed | NW 9 mph |
| Barometer | 29.93 in (1015.5 mb) |
| Dewpoint | 6°F (-14°C) |
| Visibility | 10.00 mi |
| Wind Chill | 2°F (-17°C) |
| Last update | 2 Jan 6:51 am CST |
Extended Forecast for
Long Lake IL
Today
High: 23 °F
Mostly Sunny
Tonight
Low: 16 °F
Increasing
CloudsSaturday
High: 27 °F
Mostly Cloudy
Saturday Night
Low: 12 °F
Mostly Clear
Sunday
High: 30 °F
Mostly Sunny
Sunday Night
Low: 24 °F
Chance Snow
then Mostly
CloudyMonday
High: 40 °F
Mostly Sunny
Monday Night
Low: 30 °F
Mostly Cloudy
Tuesday
High: 43 °F
Partly Sunny
Detailed Forecast
Today
Mostly sunny, with a high near 23. Northwest wind around 5 mph, with gusts as high as 10 mph.
Tonight
Increasing clouds, with a low around 16. Northwest wind around 5 mph.
Saturday
Mostly cloudy, with a high near 27. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 12. West northwest wind around 5 mph becoming calm after midnight.
Sunday
Mostly sunny, with a high near 30. Calm wind becoming south around 5 mph in the afternoon. Winds could gust as high as 10 mph.
Sunday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 24.
Monday
Mostly sunny, with a high near 40.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
Partly sunny, with a high near 43.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 42.
Wednesday Night
Mostly cloudy, with a low around 32.
Thursday
A chance of rain. Mostly cloudy, with a high near 48.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Long Lake IL
42.38°N 88.14°W
42.38°N 88.14°W
7:01 am CST Jan 2, 2026
7am CST Jan 2, 2026-6pm CST Jan 8, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
