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

16°F

-9°C

Humidity 74%
Wind Speed N 6 mph
Barometer 30.34 in (1028.5 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 7 Dec 11:52 pm CST
Extended Forecast for

Arlington Heights IL

  • Overnight

    Overnight: Scattered snow showers, mainly before 1am. Mostly cloudy, with a low around 15. North wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 15 °F

    Scattered
    Snow Showers

  • Monday

    Monday: Mostly cloudy, with a high near 24. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 24 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a temperature falling to near 17 by 9pm, then rising to around 26 during the remainder of the night. South wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 17 °F⇑

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: A slight chance of snow after noon, mixing with rain after 3pm. Cloudy, with a high near 36. West southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 36 °F

    Cloudy then
    Slight Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow, becoming all rain after 9pm. Low around 34. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    Low: 34 °F

    Rain/Snow
    then Rain
    Likely and
    Breezy

  • Wednesday

    Wednesday: A chance of rain and snow before noon, then a slight chance of snow. Mostly cloudy, with a high near 36. Chance of precipitation is 50%.

    High: 36 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 17.

    Low: 17 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: A chance of snow. Partly sunny, with a high near 25.

    High: 25 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 9.

    Low: 9 °F

    Chance Snow

Detailed Forecast

Overnight
Scattered snow showers, mainly before 1am. Mostly cloudy, with a low around 15. North wind around 5 mph becoming calm. Chance of precipitation is 30%.
Monday
Mostly cloudy, with a high near 24. Light and variable wind becoming south 5 to 10 mph in the morning.
Monday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a temperature falling to near 17 by 9pm, then rising to around 26 during the remainder of the night. South wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday
A slight chance of snow after noon, mixing with rain after 3pm. Cloudy, with a high near 36. West southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tuesday Night
Rain and snow, becoming all rain after 9pm. Low around 34. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Wednesday
A chance of rain and snow before noon, then a slight chance of snow. Mostly cloudy, with a high near 36. Chance of precipitation is 50%.
Wednesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 17.
Thursday
A chance of snow. Partly sunny, with a high near 25.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 9.
Friday
A chance of snow. Mostly cloudy, with a high near 18.
Friday Night
A chance of snow. Mostly cloudy, with a low around 2.
Saturday
Partly sunny and cold, with a high near 10.
Saturday Night
Mostly cloudy, with a low around 0.
Sunday
Partly sunny, with a high near 15.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arlington Heights IL
 42.07°N 87.99°W
Last Update:
10:31 pm CST Dec 7, 2025
Forecast Valid:
12am CST Dec 8, 2025-6pm CST Dec 14, 2025
 
Forecast Discussion
 
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Additional Resources

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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