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

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. Some snow and a wintry mix is occurring today to the north. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Overcast

23°F

-5°C

Humidity 63%
Wind Speed Vrbl 5 mph
Barometer 30.26 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 5 Dec 10:15 am EST
Extended Forecast for

Coatesville PA

  • Today

    Today: A slight chance of snow. Cloudy, with a high near 30. East wind around 5 mph. Chance of precipitation is 20%.

    High: 30 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 41. Calm wind becoming west around 5 mph in the afternoon.

    High: 41 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24. Calm wind becoming west around 5 mph.

    Low: 24 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 39. Calm wind becoming southwest around 5 mph.

    High: 39 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A slight chance of rain before 10pm, then a slight chance of freezing rain between 10pm and 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 20%.

    Low: 23 °F

    Slight Chance
    Rain/Freezing
    Rain

  • Monday

    Monday: Sunny, with a high near 31.

    High: 31 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 13.

    Low: 13 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of snow. Cloudy, with a high near 30. East wind around 5 mph. Chance of precipitation is 20%.
Tonight
Cloudy, with a low around 24. Calm wind.
Saturday
Partly sunny, with a high near 41. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 24. Calm wind becoming west around 5 mph.
Sunday
Mostly cloudy, with a high near 39. Calm wind becoming southwest around 5 mph.
Sunday Night
A slight chance of rain before 10pm, then a slight chance of freezing rain between 10pm and 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 20%.
Monday
Sunny, with a high near 31.
Monday Night
Mostly clear, with a low around 13.
Tuesday
Mostly sunny, with a high near 34.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
A chance of rain. Mostly cloudy, with a high near 44. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Cloudy, with a low around 33. Chance of precipitation is 50%.
Thursday
A chance of rain. Partly sunny, with a high near 42. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Coatesville PA
 39.99°N 75.82°W (Elev. 400 ft)
Last Update:
9:06 am EST Dec 5, 2025
Forecast Valid:
10am EST Dec 5, 2025-6pm EST Dec 11, 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