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.

Mostly Cloudy

50°F

10°C

Humidity 89%
Wind Speed Calm
Barometer 30.37 in (1028.7 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 31 Oct 2:52 am CDT
Extended Forecast for

Arlington Heights IL

  • Overnight

    Overnight: Isolated showers. Cloudy, with a low around 50. East southeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    Low: 50 °F

    Isolated
    Showers

  • Saturday

    Saturday: Scattered showers, mainly between 7am and 1pm. Cloudy, with a high near 62. South southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.

    High: 62 °F

    Scattered
    Showers

  • Saturday Night

    Saturday Night: Isolated showers before midnight. Cloudy, with a low around 51. East southeast wind around 5 mph. Chance of precipitation is 20%.

    Low: 51 °F

    Isolated
    Showers then
    Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 66. South wind around 5 mph becoming east in the morning. Winds could gust as high as 10 mph.

    High: 66 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 53. South southeast wind 5 to 10 mph.

    Low: 53 °F

    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of showers, mainly after 1pm. Cloudy, with a high near 66.

    High: 66 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 50 percent chance of showers. Cloudy, with a low around 58.

    Low: 58 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Showers. Mostly cloudy, with a high near 71. Breezy.

    High: 71 °F

    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Showers
    Likely

Detailed Forecast

Overnight
Isolated showers. Cloudy, with a low around 50. East southeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Saturday
Scattered showers, mainly between 7am and 1pm. Cloudy, with a high near 62. South southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.
Saturday Night
Isolated showers before midnight. Cloudy, with a low around 51. East southeast wind around 5 mph. Chance of precipitation is 20%.
Sunday
Mostly cloudy, with a high near 66. South wind around 5 mph becoming east in the morning. Winds could gust as high as 10 mph.
Sunday Night
Mostly cloudy, with a low around 53. South southeast wind 5 to 10 mph.
Monday
A 40 percent chance of showers, mainly after 1pm. Cloudy, with a high near 66.
Monday Night
A 50 percent chance of showers. Cloudy, with a low around 58.
Tuesday
Showers. Mostly cloudy, with a high near 71. Breezy.
Tuesday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 54.
Wednesday
A chance of showers. Mostly cloudy, with a high near 65.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 48.
Thursday
A chance of showers. Mostly sunny, with a high near 64.
Thursday Night
Mostly cloudy, with a low around 48.
Friday
Partly sunny, with a high near 62.
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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:
2:51 am CDT Oct 31, 2026
Forecast Valid:
3am CDT Oct 31, 2026-6pm CST Nov 6, 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