National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

A Few Clouds

65°F

18°C

Humidity 76%
Wind Speed SE 3 mph
Barometer 29.93 in (1013.6 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 11 Oct 7:52 pm CDT
Extended Forecast for

Prospect Heights IL

  • Tonight

    Tonight: Increasing clouds, with a low around 61. South southwest wind around 5 mph.

    Low: 61 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 85. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 85 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. Southwest wind around 10 mph, with gusts as high as 15 mph.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 1am. Partly cloudy, with a low around 60. Northwest wind around 5 mph becoming north northeast after midnight. Chance of precipitation is 60%.

    Low: 60 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 68.

    High: 68 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 66.

    High: 66 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers before 1am. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance
    Showers

Detailed Forecast

Tonight
Increasing clouds, with a low around 61. South southwest wind around 5 mph.
Columbus Day
Mostly sunny, with a high near 85. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 70. Southwest wind around 10 mph, with gusts as high as 15 mph.
Tuesday
Sunny, with a high near 82. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Showers likely, mainly after 1am. Partly cloudy, with a low around 60. Northwest wind around 5 mph becoming north northeast after midnight. Chance of precipitation is 60%.
Wednesday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 68.
Wednesday Night
Mostly cloudy, with a low around 54.
Thursday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 66.
Thursday Night
A chance of showers before 1am. Mostly cloudy, with a low around 50.
Friday
Mostly cloudy, with a high near 59. Breezy.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Prospect Heights IL
 42.11°N 87.92°W
Last Update:
3:36 pm CDT Oct 11, 2026
Forecast Valid:
8pm CDT Oct 11, 2026-6pm CDT Oct 18, 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