Heavy Rain and Flash Flooding in the West; Heat Expands in the Central U.S.

Monsoonal moisture will produce showers and thunderstorms with heavy rain over parts of the Southwest, Great Basin, and Central Rockies through Monday. Flash flooding is possible, especially in and around burn scars and in areas of steep terrain. Heat will persist across the Central U.S. early this week, spreading into the Ohio Valley and Mid-Atlantic later this week. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

Fair

73°F

23°C

Humidity 94%
Wind Speed S 13 mph
Barometer 29.98 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 30 Aug 10:52 pm CDT
Extended Forecast for

Bartlett IL

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers and thunderstorms after 3am.  Mostly cloudy, with a low around 71. South wind around 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms before 11am, then a slight chance of showers and thunderstorms after 4pm.  Partly sunny, with a high near 87. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 30%.

    High: 87 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 74. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 90. Heat index values as high as 98. Southwest wind 5 to 10 mph.

    High: 90 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 73. South southwest wind around 5 mph.

    Low: 73 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 71. South wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms before 11am, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 87. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday Night
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 74. South southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Tuesday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90. Heat index values as high as 98. Southwest wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 73. South southwest wind around 5 mph.
Wednesday
Mostly sunny, with a high near 90.
Wednesday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 72.
Thursday
A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 86.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Friday
Mostly sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 67.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 65.
Sunday
Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Bartlett IL
 41.96°N 88.2°W
9:41 pm CDT Aug 30, 2026
11pm CDT Aug 30, 2026-6pm CDT Sep 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database