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

70°F

21°C

Humidity 28%
Wind Speed NW 12 mph
Barometer 30.07 in (1018.2 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 8 Oct 4:52 pm CDT
Extended Forecast for

Deer Park IL

  • Tonight

    Tonight: Mostly clear, with a low around 50. Northwest wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Scattered showers, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 72. Light south wind becoming south southeast 5 to 10 mph in the morning. Chance of precipitation is 50%.

    High: 72 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: A 10 percent chance of showers and thunderstorms before 7pm. Mostly cloudy during the early evening, then becoming clear, with a low around 60. Southeast wind around 10 mph, with gusts as high as 15 mph.

    Low: 60 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 59. South wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 59 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 50. Northwest wind around 5 mph becoming calm in the evening.
Friday
Scattered showers, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 72. Light south wind becoming south southeast 5 to 10 mph in the morning. Chance of precipitation is 50%.
Friday Night
A 10 percent chance of showers and thunderstorms before 7pm. Mostly cloudy during the early evening, then becoming clear, with a low around 60. Southeast wind around 10 mph, with gusts as high as 15 mph.
Saturday
Sunny, with a high near 80. South wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 59. South wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Partly sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 56.
Columbus Day
Mostly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Partly sunny, with a high near 69.
Tuesday Night
Mostly cloudy, with a low around 50.
Wednesday
A chance of showers. Mostly cloudy, with a high near 66.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 54.
Thursday
A chance of showers. Partly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Deer Park IL
 42.16°N 88.07°W
Last Update:
3:35 pm CDT Oct 8, 2026
Forecast Valid:
4pm CDT Oct 8, 2026-6pm CDT Oct 15, 2026
 
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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