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.

A Few Clouds

79°F

26°C

Humidity 41%
Wind Speed SW 17 G 26 mph
Barometer 29.72 in (1006.2 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 30 Mar 6:52 pm CDT
Extended Forecast for

Prospect Heights IL

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 11pm. Mostly cloudy, with a low around 62. South southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 62 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4pm. High near 73. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 73 °F

    Breezy.
    Chance
    T-storms then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 36. North northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 36 °F

    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: A 50 percent chance of showers. Mostly cloudy, with a high near 42. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 42 °F

    Chance
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 39. East wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.

    Low: 39 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 68. Breezy. Chance of precipitation is 100%.

    High: 68 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 48. Chance of precipitation is 80%.

    Low: 48 °F

    Showers

  • Friday

    Friday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Showers
    Likely

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly after 11pm. Mostly cloudy, with a low around 62. South southwest wind around 15 mph, with gusts as high as 25 mph.
Tuesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4pm. High near 73. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 36. North northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 42. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
Showers and possibly a thunderstorm. Low around 39. East wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.
Thursday
Showers and possibly a thunderstorm. High near 68. Breezy. Chance of precipitation is 100%.
Thursday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 48. Chance of precipitation is 80%.
Friday
Partly sunny, with a high near 61.
Friday Night
A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 44.
Saturday
Showers likely. Mostly cloudy, with a high near 64.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 37.
Sunday
Mostly cloudy, with a high near 50.
Sunday Night
Partly cloudy, with a low around 34.
Monday
Mostly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Prospect Heights IL
 42.09°N 87.92°W
Last Update:
7:17 pm CDT Mar 30, 2026
Forecast Valid:
7pm CDT Mar 30, 2026-6pm CDT Apr 6, 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