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

18°F

-8°C

Humidity 84%
Wind Speed W 10 mph
Barometer 30.00 in (1017.1 mb)
Dewpoint 14°F (-10°C)
Visibility 9.00 mi
Wind Chill6°F (-14°C)
Last update 2 Dec 1:52 pm CST
Extended Forecast for

Mount Prospect IL

  • This Afternoon

    This Afternoon: Cloudy, with a high near 22. Southwest wind around 10 mph, with gusts as high as 15 mph.

    High: 22 °F

    Cloudy

  • Tonight

    Tonight: Cloudy, with a low around 21. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 21 °F

    Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of snow showers, mainly before 3pm. Cloudy, with a high near 32. Southwest wind around 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 32 °F

    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 4. Wind chill values as low as -10. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 4 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 17. Northwest wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 17 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 0.

    Low: 0 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 23.

    High: 23 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 28.

    High: 28 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Cloudy, with a high near 22. Southwest wind around 10 mph, with gusts as high as 15 mph.
Tonight
Cloudy, with a low around 21. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
A 40 percent chance of snow showers, mainly before 3pm. Cloudy, with a high near 32. Southwest wind around 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 4. Wind chill values as low as -10. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 17. Northwest wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
Partly cloudy, with a low around 0.
Friday
Partly sunny, with a high near 23.
Friday Night
Mostly cloudy, with a low around 17.
Saturday
Mostly cloudy, with a high near 28.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 17.
Sunday
A chance of snow. Mostly cloudy, with a high near 28.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 15.
Monday
Mostly cloudy, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Prospect IL
 42.06°N 87.93°W
Last Update:
1:52 pm CST Dec 2, 2025
Forecast Valid:
2pm CST Dec 2, 2025-6pm CST Dec 8, 2025
 
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