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.

Fair

35°F

2°C

Humidity 50%
Wind Speed E 6 G 16 mph
Barometer 30.51 in (1034.0 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 7 Apr 1:52 pm CDT
Extended Forecast for

Prospect Heights IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 37. East wind around 10 mph.

    High: 37 °F

    Sunny

  • Tonight

    Tonight: A slight chance of snow showers after 2am, mixing with rain after 4am. Increasing clouds, with a low around 31. South southeast wind 10 to 15 mph. Chance of precipitation is 20%.

    Low: 31 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 66. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 66 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Increasing clouds, with a low around 50. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    Low: 50 °F

    Breezy.
    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 65. West wind around 10 mph, with gusts as high as 15 mph.

    High: 65 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 42. Chance of precipitation is 80%.

    Low: 42 °F

    Showers

  • Friday

    Friday: A 40 percent chance of showers before 1pm. Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 37. East wind around 10 mph.
Tonight
A slight chance of snow showers after 2am, mixing with rain after 4am. Increasing clouds, with a low around 31. South southeast wind 10 to 15 mph. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 66. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.
Wednesday Night
A slight chance of showers before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Increasing clouds, with a low around 50. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Thursday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 65. West wind around 10 mph, with gusts as high as 15 mph.
Thursday Night
Showers and possibly a thunderstorm. Low around 42. Chance of precipitation is 80%.
Friday
A 40 percent chance of showers before 1pm. Mostly cloudy, with a high near 53.
Friday Night
Partly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
A chance of showers after 1am. Mostly cloudy, with a low around 49.
Sunday
A chance of showers. Mostly cloudy, with a high near 77.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 62.
Monday
A chance of showers. Mostly cloudy, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Prospect Heights IL
 42.09°N 87.92°W
Last Update:
1:21 pm CDT Apr 7, 2026
Forecast Valid:
1pm CDT Apr 7, 2026-6pm CDT Apr 13, 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