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.

Light Rain

68°F

20°C

Humidity 44%
Wind Speed SW 9 mph
Barometer 29.91 in (1013.0 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 12 May 2:52 pm CDT
Extended Forecast for

Deer Park IL

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms before 5pm. Mostly cloudy, with a steady temperature around 71. Breezy, with a west southwest wind around 20 mph, with gusts as high as 40 mph. Chance of precipitation is 50%.

    High: 71 °F

    Scattered
    Showers and
    Breezy

  • Tonight

    Tonight: Scattered showers and thunderstorms between 8pm and 9pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 49. Southwest wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 30%.

    Low: 49 °F

    Scattered
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 61. North northwest wind around 15 mph, with gusts as high as 30 mph.

    High: 61 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming clear, with a low around 40. North northeast wind 5 to 10 mph becoming light north in the evening. Winds could gust as high as 15 mph.

    Low: 40 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 67. Calm wind becoming east southeast around 5 mph in the afternoon. Winds could gust as high as 10 mph.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Scattered showers and thunderstorms after 1am. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.

    Low: 49 °F

    Partly Cloudy
    then
    Scattered
    Showers

  • Friday

    Friday: Scattered showers and thunderstorms before 1pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms before 5pm. Mostly cloudy, with a steady temperature around 71. Breezy, with a west southwest wind around 20 mph, with gusts as high as 40 mph. Chance of precipitation is 50%.
Tonight
Scattered showers and thunderstorms between 8pm and 9pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 49. Southwest wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 61. North northwest wind around 15 mph, with gusts as high as 30 mph.
Wednesday Night
Mostly cloudy, then gradually becoming clear, with a low around 40. North northeast wind 5 to 10 mph becoming light north in the evening. Winds could gust as high as 15 mph.
Thursday
Sunny, with a high near 67. Calm wind becoming east southeast around 5 mph in the afternoon. Winds could gust as high as 10 mph.
Thursday Night
Scattered showers and thunderstorms after 1am. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.
Friday
Scattered showers and thunderstorms before 1pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 57.
Saturday
Sunny, with a high near 84.
Saturday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 57.
Sunday
Scattered showers and thunderstorms. Partly sunny, with a high near 80.
Sunday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 62.
Monday
Showers and thunderstorms 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
 42.18°N 88.09°W
Last Update:
3:21 pm CDT May 12, 2026
Forecast Valid:
3pm CDT May 12, 2026-6pm CDT May 18, 2026
 
Forecast Discussion
 
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Additional Resources

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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