Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

Chicago / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

Fair

66°F

19°C

Humidity 70%
Wind Speed S 3 mph
Barometer 30.06 in (1017.6 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 24 Jul 9:52 pm CDT
Extended Forecast for

Wheaton IL

  • Tonight

    Tonight: Mostly clear, with a low around 61. South wind around 5 mph becoming calm  after midnight.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 82. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 82 °F

    Partly Sunny

  • Saturday Night

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

    Low: 69 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 90. Heat index values as high as 101. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 90 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 74. West southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 74 °F

    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 91.

    High: 91 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 72.

    Low: 72 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 61. South wind around 5 mph becoming calm after midnight.
Saturday
Partly sunny, with a high near 82. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
Increasing clouds, with a low around 69. Southwest wind 5 to 10 mph.
Sunday
Partly sunny, with a high near 90. Heat index values as high as 101. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 74. West southwest wind around 10 mph, with gusts as high as 20 mph.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.
Tuesday
Mostly sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
Sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 68.
Thursday
Sunny, with a high near 88.
Thursday Night
Partly cloudy, with a low around 69.
Friday
Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Wheaton IL
 41.85°N 88.12°W
8:46 pm CDT Jul 24, 2026
10pm CDT Jul 24, 2026-6pm CDT Jul 31, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database