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

Flooding Possible in the Southwest U.S.; Coastal Storm to Impact the East

Heavy to excessive rainfall is expected today into Wednesday over New Mexico into far west Texas. Flash flooding and debris flows in wildfire burn areas will be possible. A strong coastal storm will develop off the Mid-Atlantic coast Wednesday, intensifying toward southern New England this weekend. Significant coastal flooding, strong rip currents, and beach erosion from high surf expected. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

Overcast

58°F

14°C

Humidity 87%
Wind Speed N 5 mph
Barometer 30.33 in (1027.2 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 23 Sep 3:52 am CDT
Extended Forecast for

Carpentersville IL

  • Overnight

    Overnight: Isolated showers. Cloudy, with a low around 54. Northeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    Low: 54 °F

    Isolated
    Showers

  • Wednesday

    Wednesday: Cloudy, with a high near 65. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 65 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53. East northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 68. East wind 5 to 10 mph.

    High: 68 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 54. East northeast wind around 5 mph.

    Low: 54 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Isolated showers. Cloudy, with a low around 54. Northeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Wednesday
Cloudy, with a high near 65. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 53. East northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
Mostly sunny, with a high near 68. East wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 54. East northeast wind around 5 mph.
Friday
Mostly sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Partly sunny, with a high near 66.
Saturday Night
Mostly cloudy, with a low around 52.
Sunday
Mostly cloudy, with a high near 67.
Sunday Night
Mostly cloudy, with a low around 53.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
A chance of showers. Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Carpentersville IL
 42.12°N 88.3°W
Last Update:
3:01 am CDT Sep 23, 2026
Forecast Valid:
4am CDT Sep 23, 2026-6pm CDT Sep 29, 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