Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Mostly Cloudy

86°F

30°C

Humidity 59%
Wind Speed E 6 mph
Barometer 29.95 in (1013.7 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 15 Jul 5:52 pm CDT
Extended Forecast for

Prospect Heights IL

  • Tonight

    Tonight: A slight chance of showers between 7pm and 3am.  Partly cloudy, with a low around 74. South southeast wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 4pm.  Partly sunny, with a high near 90. Heat index values as high as 98. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Mostly Sunny
    then T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly before 1am.  Mostly cloudy, with a low around 67. West southwest wind 5 to 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 67 °F

    T-storms
    Likely

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms before 1pm.  Mostly cloudy, with a high near 75. West northwest wind around 10 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 75 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely.  Mostly cloudy, with a high near 83.

    High: 83 °F

    T-storms
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 68.

    Low: 68 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A slight chance of showers between 7pm and 3am. Partly cloudy, with a low around 74. South southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Wednesday
Showers and thunderstorms likely, mainly after 4pm. Partly sunny, with a high near 90. Heat index values as high as 98. South southwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 67. West southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 75. West northwest wind around 10 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 60. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Friday
Mostly sunny, with a high near 77.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65.
Saturday
Showers and thunderstorms likely. Mostly cloudy, with a high near 83.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Sunday
Partly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 66.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 82.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Tuesday
Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Prospect Heights IL
 42.11°N 87.92°W
4:12 pm CDT Jul 15, 2025
6pm CDT Jul 15, 2025-6pm CDT Jul 22, 2025
 
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Additional Resources

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Hourly Weather Forecast

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