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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

Thunderstorm Light Rain Fog/Mist

72°F

22°C

Humidity 94%
Wind Speed SE 7 mph
Barometer 30.03 in (1016.3 mb)
Dewpoint 70°F (21°C)
Visibility 6.00 mi
Last update 17 Aug 4:52 am CDT
Extended Forecast for

Bartlett IL

  • Overnight

    Overnight: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. North northwest wind around 5 mph.

    Low: 72 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly before 10am. Partly sunny, with a high near 83. North wind 5 to 10 mph becoming east northeast in the morning.

    High: 83 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 70. East northeast wind 5 to 10 mph.

    Low: 70 °F

    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Heat index values as high as 96. South wind around 10 mph.

    High: 90 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 71. South southeast wind around 10 mph. Chance of precipitation is 60%.

    Low: 71 °F

    T-storms
    Likely

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 67.

    Low: 67 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. North northwest wind around 5 mph.
Sunday
A 40 percent chance of showers and thunderstorms, mainly before 10am. Partly sunny, with a high near 83. North wind 5 to 10 mph becoming east northeast in the morning.
Sunday Night
Partly cloudy, with a low around 70. East northeast wind 5 to 10 mph.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Heat index values as high as 96. South wind around 10 mph.
Monday Night
Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 71. South southeast wind around 10 mph. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Tuesday Night
Mostly cloudy, with a low around 67.
Wednesday
Partly sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 64.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 63.
Saturday
Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bartlett IL
 41.97°N 88.23°W
Last Update:
4:56 am CDT Aug 17, 2025
Forecast Valid:
5am CDT Aug 17, 2025-6pm CDT Aug 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