National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Fair

52°F

11°C

Humidity 30%
Wind Speed W 16 G 24 mph
Barometer 30.15 in (1021.4 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 5 Apr 4:52 pm CDT
Extended Forecast for

Lake Forest IL

  • Tonight

    Tonight: Showers likely, mainly before 1am. Mostly cloudy, with a low around 37. West wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Showers
    Likely

  • Monday

    Monday: Partly sunny, with a high near 48. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 48 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26. North wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 26 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38. North northeast wind around 5 mph becoming east in the afternoon. Winds could gust as high as 10 mph.

    High: 38 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow showers between 1am and 4am, then a slight chance of rain showers after 4am. Mostly cloudy, with a low around 31. Southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    Low: 31 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 61. Breezy.

    High: 61 °F

    Mostly Cloudy
    then Partly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers. Partly sunny, with a high near 65.

    High: 65 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers likely, mainly before 1am. Mostly cloudy, with a low around 37. West wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Partly sunny, with a high near 48. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 26. North wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 38. North northeast wind around 5 mph becoming east in the afternoon. Winds could gust as high as 10 mph.
Tuesday Night
A slight chance of rain and snow showers between 1am and 4am, then a slight chance of rain showers after 4am. Mostly cloudy, with a low around 31. Southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Wednesday
Mostly cloudy, with a high near 61. Breezy.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 52.
Thursday
A chance of showers. Partly sunny, with a high near 65.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 43.
Friday
A chance of showers. Partly sunny, with a high near 54.
Friday Night
A chance of showers. Mostly cloudy, with a low around 41.
Saturday
A chance of showers. Partly sunny, with a high near 57.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 48.
Sunday
A chance of showers. Mostly cloudy, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Forest IL
 42.24°N 87.86°W
Last Update:
3:46 pm CDT Apr 5, 2026
Forecast Valid:
4pm CDT Apr 5, 2026-6pm CDT Apr 12, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation