Severe Thunderstorms and Heavy Rainfall for the Southwest; Heat Spreads Across the Center of the Nation

Moisture will continue to move into areas of the West. This will increase showers and thunderstorms coverage and intensity, with the risk of flash flooding and damaging wind gusts. Meanwhile, heat across the Southwest will expand into the center of the nation this weekend into early next week. Trends favor this heat will spread across the Ohio Valley, mid-Atlantic next week. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

Clear

79°F

26°C

Humidity 58%
Wind Speed S 8 mph
Barometer 30.17 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 29 Aug 10:52 am CDT
Extended Forecast for

Wheaton IL

  • Today

    Today: A slight chance of sprinkles after 3pm.  Mostly cloudy, with a high near 80. South wind 10 to 15 mph.

    High: 80 °F

    Slight Chance
    Sprinkles

  • Tonight

    Tonight: A slight chance of sprinkles before 7pm, then a slight chance of showers after 4am.  Mostly cloudy, with a low around 68. South wind around 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 20%.

    Low: 68 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and noon.  Partly sunny, with a high near 87. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 30%.

    High: 87 °F

    Chance
    Showers then
    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 71. South southwest wind around 10 mph.

    Low: 71 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 89. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 89 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of sprinkles after 3pm. Mostly cloudy, with a high near 80. South wind 10 to 15 mph.
Tonight
A slight chance of sprinkles before 7pm, then a slight chance of showers after 4am. Mostly cloudy, with a low around 68. South wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Sunday
A chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and noon. Partly sunny, with a high near 87. South southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 71. South southwest wind around 10 mph.
Monday
Partly sunny, with a high near 89. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 74.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
Mostly sunny, with a high near 90.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 72.
Thursday
Mostly sunny, with a high near 86.
Thursday Night
A chance of showers. Partly cloudy, with a low around 69.
Friday
Partly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Wheaton IL
 41.83°N 88.09°W
10:34 am CDT Aug 29, 2026
11am CDT Aug 29, 2026-6pm CDT Sep 4, 2026
 
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