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.

Overcast

40°F

4°C

Humidity 73%
Wind Speed W 13 mph
Barometer 29.94 in (1013.9 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 7 Mar 10:52 pm CDT
Extended Forecast for

Prospect Heights IL

  • Tonight

    Tonight: Cloudy early, then gradual clearing, with a low around 34. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Gradual
    Clearing

  • Sunday

    Sunday: Sunny, with a high near 62. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 62 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48. Southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 48 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 69. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Showers and thunderstorms likely after noon. Mostly sunny, with a high near 63. Chance of precipitation is 60%.

    High: 63 °F

    Mostly Sunny
    then T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 41. Chance of precipitation is 100%.

    Low: 41 °F

    Showers

  • Wednesday

    Wednesday: Showers, mainly before noon. Cloudy, with a high near 46. Breezy.

    High: 46 °F

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Tonight
Cloudy early, then gradual clearing, with a low around 34. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 62. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph.
Sunday Night
Mostly clear, with a low around 48. Southwest wind around 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 69. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 48. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday
Showers and thunderstorms likely after noon. Mostly sunny, with a high near 63. Chance of precipitation is 60%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 41. Chance of precipitation is 100%.
Wednesday
Showers, mainly before noon. Cloudy, with a high near 46. Breezy.
Wednesday Night
Partly cloudy, with a low around 27.
Thursday
Partly sunny, with a high near 45.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 36.
Friday
Mostly cloudy, with a high near 58. Breezy.
Friday Night
Mostly cloudy, with a low around 30.
Saturday
Mostly cloudy, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Prospect Heights IL
 42.11°N 87.92°W
Last Update:
10:46 pm CST Mar 7, 2026
Forecast Valid:
10pm CST Mar 7, 2026-6pm CDT Mar 14, 2026
 
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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