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

70°F

21°C

Humidity 79%
Wind Speed N 8 mph
Barometer 30.04 in (1016.8 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 17 Jul 10:52 am CDT
Extended Forecast for

Arlington Heights IL

  • Today

    Today: Patchy drizzle before noon. Mostly cloudy, with a high near 72. Northeast wind around 10 mph.

    High: 72 °F

    Patchy
    Drizzle

  • Tonight

    Tonight: Partly cloudy, with a low around 60. North wind 5 to 10 mph.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 82. North northeast wind around 5 mph becoming east in the morning. Winds could gust as high as 10 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 69. East wind around 5 mph becoming south after midnight.

    Low: 69 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely. Mostly cloudy, with a high near 85. South wind 5 to 10 mph becoming west southwest in the afternoon. Chance of precipitation is 70%.

    High: 85 °F

    T-storms
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 68.

    Low: 68 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.

    High: 80 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 67.

    Low: 67 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms. Partly sunny, with a high near 83.

    High: 83 °F

    Chance
    T-storms

Detailed Forecast

Today
Patchy drizzle before noon. Mostly cloudy, with a high near 72. Northeast wind around 10 mph.
Tonight
Partly cloudy, with a low around 60. North wind 5 to 10 mph.
Friday
Sunny, with a high near 82. North northeast wind around 5 mph becoming east in the morning. Winds could gust as high as 10 mph.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 69. East wind around 5 mph becoming south after midnight.
Saturday
Showers and thunderstorms likely. Mostly cloudy, with a high near 85. South wind 5 to 10 mph becoming west southwest in the afternoon. Chance of precipitation is 70%.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 68.
Sunday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 67.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 83.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
Mostly sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arlington Heights IL
 42.09°N 87.98°W
Last Update:
10:12 am CDT Jul 17, 2025
Forecast Valid:
11am CDT Jul 17, 2025-6pm CDT Jul 23, 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