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

32°F

0°C

Humidity 56%
Wind Speed N 15 G 24 mph
Barometer 30.37 in (1029.2 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 23 Mar 8:52 am CDT
Extended Forecast for

Prospect Heights IL

  • Today

    Today: Sunny, with a high near 41. North wind 10 to 15 mph becoming east northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 41 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 30. East wind around 5 mph becoming south after midnight.

    Low: 30 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 52. South wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 52 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38. South wind around 5 mph, with gusts as high as 15 mph.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 64. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 64 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers before 1am. Mostly cloudy, with a low around 31.

    Low: 31 °F

    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 41. North wind 10 to 15 mph becoming east northeast in the afternoon. Winds could gust as high as 20 mph.
Tonight
Increasing clouds, with a low around 30. East wind around 5 mph becoming south after midnight.
Tuesday
Partly sunny, with a high near 52. South wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
Mostly cloudy, with a low around 38. South wind around 5 mph, with gusts as high as 15 mph.
Wednesday
Partly sunny, with a high near 64. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 50.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 76.
Thursday Night
A chance of showers before 1am. Mostly cloudy, with a low around 31.
Friday
Partly sunny, with a high near 41.
Friday Night
Mostly clear, with a low around 28.
Saturday
Sunny, with a high near 51.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Partly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Prospect Heights IL
 42.11°N 87.92°W
Last Update:
6:56 am CDT Mar 23, 2026
Forecast Valid:
9am CDT Mar 23, 2026-6pm CDT Mar 29, 2026
 
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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