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

31°F

-1°C

Humidity 82%
Wind Speed W 17 G 28 mph
Barometer 29.90 in (1013.1 mb)
Dewpoint 26°F (-3°C)
Visibility 8.00 mi
Wind Chill20°F (-7°C)
Last update 21 Jan 9:52 pm CST
Extended Forecast for

Prospect Heights IL

Extreme Cold Watch January 23, 03:00am until January 23, 12:00pm
Click here for hazard details and duration
Extreme Cold Watch

  • Tonight

    Tonight: A 50 percent chance of snow, mainly before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 14. Wind chill values as low as 1. Blustery, with a west wind 10 to 20 mph, with gusts as high as 35 mph.

    Low: 14 °F

    Chance Snow
    and Blustery
    then Slight
    Chance Snow

  • Thursday

    Thursday: A 20 percent chance of snow after 3pm. Increasing clouds, with a high near 21. Wind chill values as low as zero. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 21 °F

    Breezy.
    Mostly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -9. Wind chill values as low as -31. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: -9 °F

    Partly Cloudy
    and Blustery

  • Friday

    Friday: A 20 percent chance of snow showers before noon. Mostly sunny and cold, with a high near -2. Wind chill values as low as -32. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: -2 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of snow showers after midnight. Mostly cloudy, with a low around -8. Northwest wind 5 to 10 mph.

    Low: -8 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

  • Saturday

    Saturday: A 40 percent chance of snow, mainly after noon. Mostly cloudy and cold, with a high near 10.

    High: 10 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 50 percent chance of snow. Cloudy, with a low around 5.

    Low: 5 °F

    Chance Snow

  • Sunday

    Sunday: A chance of snow. Mostly cloudy, with a high near 17.

    High: 17 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 1.

    Low: 1 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of snow, mainly before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 14. Wind chill values as low as 1. Blustery, with a west wind 10 to 20 mph, with gusts as high as 35 mph.
Thursday
A 20 percent chance of snow after 3pm. Increasing clouds, with a high near 21. Wind chill values as low as zero. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around -9. Wind chill values as low as -31. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Friday
A 20 percent chance of snow showers before noon. Mostly sunny and cold, with a high near -2. Wind chill values as low as -32. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Friday Night
A 20 percent chance of snow showers after midnight. Mostly cloudy, with a low around -8. Northwest wind 5 to 10 mph.
Saturday
A 40 percent chance of snow, mainly after noon. Mostly cloudy and cold, with a high near 10.
Saturday Night
A 50 percent chance of snow. Cloudy, with a low around 5.
Sunday
A chance of snow. Mostly cloudy, with a high near 17.
Sunday Night
Mostly cloudy, with a low around 1.
Monday
Mostly sunny, with a high near 12.
Monday Night
Partly cloudy, with a low around 3.
Tuesday
Mostly sunny, with a high near 20.
Tuesday Night
Mostly cloudy, with a low around 8.
Wednesday
Partly sunny, with a high near 19.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Prospect Heights IL
 42.09°N 87.92°W
Last Update:
9:41 pm CST Jan 21, 2026
Forecast Valid:
10pm CST Jan 21, 2026-6pm CST Jan 28, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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