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.

Thunderstorm Light Rain

74°F

23°C

Humidity 79%
Wind Speed W 9 G 20 mph
Barometer 29.84 in (1009.7 mb)
Dewpoint 67°F (19°C)
Visibility 7.00 mi
Last update 18 Jun 12:52 am CDT
Extended Forecast for

Deer Park IL

  • Overnight

    Overnight: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 69 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly between 10am and 4pm. Cloudy, with a high near 76. South wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.

    High: 76 °F

    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 62. North wind 5 to 10 mph becoming west northwest after midnight.

    Low: 62 °F

    Chance
    T-storms then
    Chance
    Showers

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 81. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65. Southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Saturday

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

    High: 94 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Overnight
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South southwest wind around 5 mph, with gusts as high as 10 mph.
Wednesday
Showers and thunderstorms likely, mainly between 10am and 4pm. Cloudy, with a high near 76. South wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 62. North wind 5 to 10 mph becoming west northwest after midnight.
Juneteenth
Mostly sunny, with a high near 81. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 65. Southwest wind around 5 mph, with gusts as high as 10 mph.
Friday
Mostly sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 72.
Saturday
Sunny, with a high near 94. Breezy.
Saturday Night
Mostly clear, with a low around 75.
Sunday
Sunny and hot, with a high near 95.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny and hot, with a high near 95.
Monday Night
Mostly clear, with a low around 74.
Tuesday
A chance of showers. Mostly sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Deer Park IL
 42.16°N 88.1°W
Last Update:
12:41 am CDT Jun 18, 2025
Forecast Valid:
1am CDT Jun 18, 2025-6pm CDT Jun 24, 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