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

Hazardous Weather Conditions

Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Light Rain Fog/Mist

49°F

9°C

Humidity 93%
Wind Speed N 8 mph
Barometer 29.70 in (1005.8 mb)
Dewpoint 47°F (8°C)
Visibility 1.00 mi
Wind Chill46°F (8°C)
Last update 21 May 9:52 am CDT
Extended Forecast for

Lake Forest IL

  • Today

    Today: Showers likely. Areas of fog before 1pm. Otherwise, cloudy, with a high near 49. North northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Showers
    Likely and
    Areas Fog

  • Tonight

    Tonight: Showers. Low around 46. North northwest wind 10 to 15 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Showers

  • Thursday

    Thursday: Scattered showers. Mostly cloudy, with a high near 54. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 54 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 42. Northwest wind 5 to 10 mph.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 58. Northwest wind 5 to 10 mph becoming north northeast in the afternoon. Winds could gust as high as 15 mph.

    High: 58 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

Detailed Forecast

Today
Showers likely. Areas of fog before 1pm. Otherwise, cloudy, with a high near 49. North northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers. Low around 46. North northwest wind 10 to 15 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Scattered showers. Mostly cloudy, with a high near 54. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 42. Northwest wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 58. Northwest wind 5 to 10 mph becoming north northeast in the afternoon. Winds could gust as high as 15 mph.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
Partly sunny, with a high near 58.
Sunday Night
A chance of showers after 1am. Mostly cloudy, with a low around 47.
Memorial Day
A chance of showers. Partly sunny, with a high near 60.
Monday Night
Mostly cloudy, with a low around 48.
Tuesday
Partly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Forest IL
 42.24°N 87.86°W
Last Update:
9:42 am CDT May 21, 2025
Forecast Valid:
10am CDT May 21, 2025-6pm CDT May 27, 2025
 
Forecast Discussion
 
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Additional Resources

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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