Hazardous Weather Conditions
Current conditions at
Chicago / Wheeling, Pal-Waukee Airport (KPWK)
Lat: 42.12°NLon: 87.9°WElev: 646ft.
Mostly Cloudy
86°F
30°C
| Humidity | 59% |
| Wind Speed | E 6 mph |
| Barometer | 29.95 in (1013.7 mb) |
| Dewpoint | 70°F (21°C) |
| Visibility | 10.00 mi |
| Heat Index | 91°F (33°C) |
| Last update | 15 Jul 5:52 pm CDT |
Extended Forecast for
Lake Forest IL
Tonight
Low: 73 °F
Slight Chance
ShowersWednesday
High: 89 °F
Mostly Sunny
then T-storms
LikelyWednesday Night
Low: 66 °F
T-storms
LikelyThursday
High: 71 °F
Slight Chance
T-stormsThursday Night
Low: 61 °F
Partly Cloudy
Friday
High: 74 °F
Mostly Sunny
Friday Night
Low: 65 °F
Partly Cloudy
then Chance
T-stormsSaturday
High: 82 °F
T-storms
LikelySaturday Night
Low: 68 °F
Chance
T-storms
Detailed Forecast
Tonight
A slight chance of showers between 11pm and 3am. Partly cloudy, with a low around 73. East southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Wednesday
Showers and thunderstorms likely, mainly after 4pm. Mostly sunny, with a high near 89. Heat index values as high as 96. South southwest wind 5 to 15 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 66. West southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 71. Northwest wind 10 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 61. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 74.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65.
Saturday
Showers and thunderstorms likely. Mostly cloudy, with a high near 82.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Sunday
Partly sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 66.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 78.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Tuesday
Mostly sunny, with a high near 84.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Lake Forest IL
42.24°N 87.86°W
42.24°N 87.86°W
4:12 pm CDT Jul 15, 2025
6pm CDT Jul 15, 2025-6pm CDT Jul 22, 2025
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