Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Overcast

39°F

4°C

Humidity 60%
Wind Speed SW 10 mph
Barometer 29.99 in (1016.4 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 18 Mar 1:52 pm CDT
Extended Forecast for

Mount Prospect IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 42. Southwest wind 10 to 15 mph.

    High: 42 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after 3am.  Increasing clouds, with a low around 33. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 33 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers, mainly before 9am.  Partly sunny, with a high near 47. North northwest wind around 5 mph becoming southeast in the afternoon.

    High: 47 °F

    Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 38. East northeast wind around 5 mph becoming southwest after midnight. Winds could gust as high as 10 mph.

    Low: 38 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 62. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 62 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 43 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 52.

    High: 52 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 42. Southwest wind 10 to 15 mph.
Tonight
A 20 percent chance of showers after 3am. Increasing clouds, with a low around 33. West southwest wind around 5 mph becoming calm in the evening.
Thursday
A 30 percent chance of showers, mainly before 9am. Partly sunny, with a high near 47. North northwest wind around 5 mph becoming southeast in the afternoon.
Thursday Night
Mostly cloudy, with a low around 38. East northeast wind around 5 mph becoming southwest after midnight. Winds could gust as high as 10 mph.
Friday
Mostly cloudy, with a high near 62. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday Night
Mostly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Mostly cloudy, with a high near 52.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
Mostly sunny, with a high near 42.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
Mostly cloudy, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Prospect IL
 42.06°N 87.93°W
1:31 pm CDT Mar 18, 2026
2pm CDT Mar 18, 2026-6pm CDT Mar 24, 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