National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat Continues Across the Southern Plains and Gulf Coast; Heavy Rainfall from the Tennessee Valley to Southeast on Friday

Hazardous heat will continue across the Southern Plains, Gulf Coast and Desert Southwest through the weekend. Additional heat will build into the Great Basin and Northern Plains this weekend. A stalled front is expected to bring periods of heavy to excessive rainfall and flooding from the Tennessee Valley to the Southeast U.S on Friday. Read More >

Current conditions at

Chicago / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

Overcast

69°F

21°C

Humidity 57%
Wind Speed W 3 mph
Barometer 30.17 in (1021.3 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 23 Jul 9:52 pm CDT
Extended Forecast for

Glendale Heights IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 81. Calm wind becoming south around 5 mph in the morning.

    High: 81 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64. South southwest wind 5 to 10 mph.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 83. South wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 83 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 69. Southwest wind 5 to 10 mph.

    Low: 69 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 74.

    Low: 74 °F

    Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 61. Calm wind.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 81. Calm wind becoming south around 5 mph in the morning.
Friday Night
Partly cloudy, with a low around 64. South southwest wind 5 to 10 mph.
Saturday
Partly sunny, with a high near 83. South wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
Partly cloudy, with a low around 69. Southwest wind 5 to 10 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 74.
Monday
Mostly sunny, with a high near 92.
Monday Night
Mostly clear, with a low around 71.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Glendale Heights IL
 41.92°N 88.08°W
Last Update:
9:06 pm CDT Jul 23, 2026
Forecast Valid:
10pm CDT Jul 23, 2026-6pm CDT Jul 30, 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