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.

Fair

62°F

17°C

Humidity 93%
Wind Speed N 3 mph
Barometer 29.95 in (1013.9 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 3 Aug 3:52 am CDT
Extended Forecast for

Deer Park IL

  • Overnight

    Overnight: Partly cloudy, with a low around 60. North wind around 5 mph.

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. East wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 66. Southwest wind around 5 mph.

    Low: 66 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.

    High: 80 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 62. Chance of precipitation is 80%.

    Low: 62 °F

    Showers

  • Thursday

    Thursday: A chance of showers before 1pm. Mostly cloudy, with a high near 77.

    High: 77 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 60. North wind around 5 mph.
Monday
Mostly sunny, with a high near 81. Calm wind becoming east northeast around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 61. East wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 83. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 66. Southwest wind around 5 mph.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 62. Chance of precipitation is 80%.
Thursday
A chance of showers before 1pm. Mostly cloudy, with a high near 77.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 63.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 67.
Sunday
Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Deer Park IL
 42.16°N 88.1°W
Last Update:
2:41 am CDT Aug 3, 2026
Forecast Valid:
3am CDT Aug 3, 2026-6pm CDT Aug 9, 2026
 
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