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

64°F

18°C

Humidity 27%
Wind Speed E 9 G 16 mph
Barometer 30.07 in (1018.5 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 14 May 2:52 pm CDT
Extended Forecast for

Deer Park IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 67. Southeast wind around 5 mph.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 5am. Increasing clouds, with a low around 49. East southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 49 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 73. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 73 °F

    Breezy.
    Chance
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 58. South wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Mostly Clear
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. South wind around 5 mph becoming west southwest in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 50%.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.

    Low: 59 °F

    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 85. Breezy.

    High: 85 °F

    Chance
    T-storms and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 88. Breezy.

    High: 88 °F

    Breezy.
    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 67. Southeast wind around 5 mph.
Tonight
A 30 percent chance of showers, mainly after 5am. Increasing clouds, with a low around 49. East southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Friday
A 30 percent chance of showers, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 73. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
A 50 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 58. South wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. South wind around 5 mph becoming west southwest in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 50%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. Chance of precipitation is 70%.
Sunday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 85. Breezy.
Sunday Night
Partly cloudy, with a low around 66.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 88. Breezy.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Breezy.
Tuesday
A chance of showers. Partly sunny, with a high near 84. Breezy.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Deer Park IL
 42.18°N 88.12°W
Last Update:
2:56 pm CDT May 14, 2026
Forecast Valid:
3pm CDT May 14, 2026-6pm CDT May 20, 2026
 
Forecast Discussion
 
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Additional Resources

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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