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 Snow

26°F

-3°C

Humidity 81%
Wind Speed S 16 mph
Barometer 30.03 in (1017.9 mb)
Dewpoint 21°F (-6°C)
Visibility 2.00 mi
Wind Chill14°F (-10°C)
Last update 18 Mar 8:52 am CDT
Extended Forecast for

Prospect Heights IL

  • Today

    Today: A 40 percent chance of snow, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 41. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 41 °F

    Chance Snow
    then Partly
    Sunny

  • Tonight

    Tonight: Scattered showers after 1am. Mostly cloudy, with a low around 34. Southwest wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 50%.

    Low: 34 °F

    Mostly Cloudy
    then
    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers before 1pm. Partly sunny, with a high near 49. South southwest wind around 5 mph becoming northeast in the afternoon. Chance of precipitation is 30%.

    High: 49 °F

    Scattered
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 38. Northeast wind around 5 mph becoming south southwest after midnight.

    Low: 38 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 63. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 63 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 57.

    High: 57 °F

    Mostly Cloudy

Detailed Forecast

Today
A 40 percent chance of snow, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 41. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Scattered showers after 1am. Mostly cloudy, with a low around 34. Southwest wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 50%.
Thursday
Scattered showers before 1pm. Partly sunny, with a high near 49. South southwest wind around 5 mph becoming northeast in the afternoon. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 38. Northeast wind around 5 mph becoming south southwest after midnight.
Friday
Mostly cloudy, with a high near 63. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
Mostly cloudy, with a high near 57.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
Partly sunny, with a high near 42.
Monday Night
Partly cloudy, with a low around 30.
Tuesday
Partly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Prospect Heights IL
 42.11°N 87.92°W
Last Update:
8:41 am CDT Mar 18, 2026
Forecast Valid:
8am CDT Mar 18, 2026-6pm CDT Mar 24, 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