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

Heavy Rainfall and Flooding Concerns in the Southeast; Unsettled Weather in the West

Heavy to excessive rainfall will persist across much of the Southeast U.S. over the next several days, with isolated flash flooding possible. The heaviest rainfall is forecast over the east coast of Florida. Showers and thunderstorms will continue in the Pacific Northwest and Intermountain West through the weekend. Snow could mix with rain in the highest elevations. Read More >

Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Fair

46°F

8°C

Humidity 100%
Wind Speed Calm
Barometer 30.41 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 3 Oct 4:55 am EDT
Extended Forecast for

South Coatesville PA

  • Today

    Today: Mostly sunny, with a high near 71. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 49. Southwest wind around 5 mph becoming calm.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 78. Calm wind becoming west around 5 mph.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 79. Calm wind becoming south around 5 mph in the afternoon.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 71. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 49. Southwest wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 78. Calm wind becoming west around 5 mph.
Saturday Night
Mostly clear, with a low around 51. Calm wind.
Sunday
Sunny, with a high near 79. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Partly sunny, with a high near 78.
Tuesday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Wednesday
Showers likely. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 46. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Coatesville PA
 39.96°N 75.82°W (Elev. 420 ft)
Last Update:
4:09 am EDT Oct 3, 2025
Forecast Valid:
5am EDT Oct 3, 2025-6pm EDT Oct 9, 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