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.

Overcast

74°F

23°C

Humidity 82%
Wind Speed E 7 mph
Barometer 30.02 in (1016.2 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 19 Aug 6:52 pm CDT
Extended Forecast for

Deer Park IL

  • Tonight

    Tonight: A chance of sprinkles after 10pm. Mostly cloudy, with a low around 65. North wind around 5 mph, with gusts as high as 10 mph.

    Low: 65 °F

    Chance
    Sprinkles

  • Wednesday

    Wednesday: A 20 percent chance of sprinkles with a slight chance of showers before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 78. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 78 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. Northeast wind 5 to 10 mph.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61. Northeast wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of sprinkles after 10pm. Mostly cloudy, with a low around 65. North wind around 5 mph, with gusts as high as 10 mph.
Wednesday
A 20 percent chance of sprinkles with a slight chance of showers before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 78. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
Mostly clear, with a low around 63. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
Sunny, with a high near 79. Northeast wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 61. Northeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 83.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 65.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 73.
Sunday Night
Mostly clear, with a low around 52.
Monday
Sunny, with a high near 71.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Deer Park IL
 42.16°N 88.1°W
Last Update:
4:11 pm CDT Aug 19, 2025
Forecast Valid:
7pm CDT Aug 19, 2025-6pm CDT Aug 26, 2025
 
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