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.

Overcast

16°F

-9°C

Humidity 62%
Wind Speed N 17 G 26 mph
Barometer 30.02 in (1017.6 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 15 Jan 12:52 am CST
Extended Forecast for

Prospect Heights IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 14. Wind chill values as low as zero. North wind around 15 mph, with gusts as high as 30 mph.

    Low: 14 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 25. Wind chill values as low as zero. North wind 10 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 25 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Snow, mainly after midnight. Temperature rising to around 27 by 4am. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 24 °F⇑

    Chance Snow
    then Snow

  • Friday

    Friday: Snow showers likely, mainly before noon. Mostly cloudy, with a high near 37. West wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Snow Showers
    Likely

  • Friday Night

    Friday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 14. West wind around 15 mph, with gusts as high as 25 mph.

    Low: 14 °F

    Chance Snow

  • Saturday

    Saturday: A 40 percent chance of snow. Mostly cloudy, with a high near 19.

    High: 19 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 8.

    Low: 8 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Mostly cloudy, with a high near 18.

    High: 18 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 7.

    Low: 7 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 14. Wind chill values as low as zero. North wind around 15 mph, with gusts as high as 30 mph.
Thursday
Mostly sunny, with a high near 25. Wind chill values as low as zero. North wind 10 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
Snow, mainly after midnight. Temperature rising to around 27 by 4am. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Friday
Snow showers likely, mainly before noon. Mostly cloudy, with a high near 37. West wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 14. West wind around 15 mph, with gusts as high as 25 mph.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 19.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 8.
Sunday
Mostly cloudy, with a high near 18.
Sunday Night
Mostly cloudy, with a low around 7.
M.L.King Day
Partly sunny, with a high near 14. Blustery.
Monday Night
Partly cloudy, with a low around 2.
Tuesday
Mostly sunny, with a high near 18.
Tuesday Night
Mostly cloudy, with a low around 10.
Wednesday
Partly sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Prospect Heights IL
 42.11°N 87.92°W
Last Update:
12:11 am CST Jan 15, 2026
Forecast Valid:
1am CST Jan 15, 2026-6pm CST Jan 21, 2026
 
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Additional Resources

Radar & Satellite Image

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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