Current conditions at
Chicago/Waukegan Regional Airport (KUGN)
Lat: 42.43°NLon: 87.86°WElev: 709ft.
Fair
72°F
22°C
| Humidity | 59% |
| Wind Speed | E 9 mph |
| Barometer | 30.08 in (1017.8 mb) |
| Dewpoint | 57°F (14°C) |
| Visibility | 10.00 mi |
| Last update | 24 Aug 1:51 pm CDT |
Extended Forecast for
Long Lake IL
This Afternoon
High: 76 °F
Mostly Sunny
Tonight
Low: 54 °F
Partly Cloudy
Tuesday
High: 80 °F
Mostly Sunny
Tuesday Night
Low: 63 °F
Mostly Cloudy
Wednesday
High: 83 °F
Chance
Showers then
Chance
T-stormsWednesday Night
Low: 61 °F
Mostly Clear
Thursday
High: 81 °F
Sunny
Thursday Night
Low: 60 °F
Mostly Clear
Friday
High: 80 °F
Sunny
Detailed Forecast
This Afternoon
Mostly sunny, with a high near 76. Northwest wind around 5 mph, with gusts as high as 10 mph.
Tonight
Partly cloudy, with a low around 54. East wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 80. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 63. South wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 10am. Mostly sunny, with a high near 83. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 60.
Friday
Sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Partly sunny, with a high near 81.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 65.
Sunday
A chance of showers. Partly sunny, with a high near 83.
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
2:36 pm CDT Aug 24, 2026
2pm CDT Aug 24, 2026-6pm CDT Aug 30, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
