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

21°F

-6°C

Humidity 88%
Wind Speed Calm
Barometer 30.44 in (1031.8 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 30 Nov 8:52 pm CST
Extended Forecast for

Arlington Heights IL

  • Tonight

    Tonight: Increasing clouds, with a low around 11. Northwest wind around 5 mph becoming calm after midnight. Winds could gust as high as 10 mph.

    Low: 11 °F

    Increasing
    Clouds

  • Monday

    Monday: Snow, mainly after 3pm. High near 28. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    High: 28 °F

    Cloudy then
    Snow

  • Monday Night

    Monday Night: Snow, mainly before midnight. Low around 17. South southeast wind around 5 mph becoming west northwest after midnight. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 17 °F

    Snow then
    Chance Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 24. West northwest wind 5 to 10 mph becoming southwest in the afternoon.

    High: 24 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 17. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 17 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of snow after noon. Cloudy, with a high near 32.

    High: 32 °F

    Cloudy then
    Chance Snow

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 4.

    Low: 4 °F

    Chance Snow
    then Mostly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 14.

    High: 14 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -1.

    Low: -1 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 11. Northwest wind around 5 mph becoming calm after midnight. Winds could gust as high as 10 mph.
Monday
Snow, mainly after 3pm. High near 28. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Monday Night
Snow, mainly before midnight. Low around 17. South southeast wind around 5 mph becoming west northwest after midnight. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Tuesday
Partly sunny, with a high near 24. West northwest wind 5 to 10 mph becoming southwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 17. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday
A 40 percent chance of snow after noon. Cloudy, with a high near 32.
Wednesday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 4.
Thursday
Sunny, with a high near 14.
Thursday Night
Partly cloudy, with a low around -1.
Friday
A chance of snow after noon. Mostly cloudy, with a high near 24.
Friday Night
A chance of snow. Mostly cloudy, with a low around 15.
Saturday
Mostly cloudy, with a high near 28.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 20.
Sunday
A chance of snow. Mostly cloudy, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arlington Heights IL
 42.07°N 87.99°W
Last Update:
6:26 pm CST Nov 30, 2025
Forecast Valid:
8pm CST Nov 30, 2025-6pm CST Dec 7, 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