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.

Mostly Cloudy

71°F

22°C

Humidity 94%
Wind Speed SW 6 mph
Barometer 30.04 in (1016.6 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 9 Sep 7:52 am CDT
Extended Forecast for

Arlington Heights IL

  • Today

    Today: Showers, mainly before 11am. High near 79. West wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 79 °F

    Showers then
    Chance
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 63. West wind around 5 mph.

    Low: 63 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 78. North wind around 5 mph, with gusts as high as 10 mph.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59. East northeast wind around 5 mph becoming calm.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 80. Light south wind becoming south southeast 5 to 10 mph in the morning.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 40%.

    High: 82 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

Detailed Forecast

Today
Showers, mainly before 11am. High near 79. West wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Partly cloudy, with a low around 63. West wind around 5 mph.
Thursday
Mostly sunny, with a high near 78. North wind around 5 mph, with gusts as high as 10 mph.
Thursday Night
Mostly clear, with a low around 59. East northeast wind around 5 mph becoming calm.
Friday
Sunny, with a high near 80. Light south wind becoming south southeast 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 64.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 64.
Sunday
Partly sunny, with a high near 80.
Sunday Night
A chance of showers after 1am. Mostly cloudy, with a low around 66.
Monday
A chance of showers. Partly sunny, with a high near 85.
Monday Night
Showers likely. Mostly cloudy, with a low around 68.
Tuesday
A chance of showers. Partly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arlington Heights IL
 42.09°N 87.98°W
Last Update:
4:51 am CDT Sep 9, 2026
Forecast Valid:
8am CDT Sep 9, 2026-6pm CDT Sep 15, 2026
 
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