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.

Overcast

66°F

19°C

Humidity 93%
Wind Speed N 7 mph
Barometer 29.76 in (1007.5 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 19 Jun 12:52 am CDT
Extended Forecast for

Deer Park IL

  • Overnight

    Overnight: A 50 percent chance of showers. Cloudy, with a steady temperature around 65. West northwest wind 5 to 10 mph.

    Low: 65 °F

    Chance
    Showers

  • Juneteenth

    Juneteenth: A 30 percent chance of showers, mainly before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 82. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 82 °F

    Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65. Southwest wind around 5 mph, with gusts as high as 15 mph.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 85. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 72. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 10%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 94. Breezy.

    High: 94 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 76.

    Low: 76 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

Overnight
A 50 percent chance of showers. Cloudy, with a steady temperature around 65. West northwest wind 5 to 10 mph.
Juneteenth
A 30 percent chance of showers, mainly before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 82. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday Night
Mostly clear, with a low around 65. Southwest wind around 5 mph, with gusts as high as 15 mph.
Friday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 85. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Friday Night
A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 72. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 10%.
Saturday
Sunny, with a high near 94. Breezy.
Saturday Night
Clear, with a low around 76.
Sunday
Sunny and hot, with a high near 96.
Sunday Night
Mostly clear, with a low around 76.
Monday
Sunny and hot, with a high near 96.
Monday Night
Mostly clear, with a low around 75.
Tuesday
A chance of showers. Mostly sunny, with a high near 92.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Wednesday
Showers likely. Partly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Deer Park IL
 42.16°N 88.1°W
Last Update:
12:56 am CDT Jun 19, 2025
Forecast Valid:
1am CDT Jun 19, 2025-6pm CDT Jun 25, 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