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. 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.

Partly Cloudy

37°F

3°C

Humidity 65%
Wind Speed W 9 mph
Barometer 30.11 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 7 Dec 10:55 am EST
Extended Forecast for

Coatesville PA

  • Today

    Today: Partly sunny, with a high near 40. Southwest wind around 5 mph.

    High: 40 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 23. Light and variable wind becoming north 10 to 15 mph after midnight.

    Low: 23 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 30. North wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 30 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 12. North wind around 5 mph becoming calm.

    Low: 12 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 33. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 33 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain. Cloudy, with a high near 44. Chance of precipitation is 40%.

    High: 44 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 40. Southwest wind around 5 mph.
Tonight
Partly cloudy, with a low around 23. Light and variable wind becoming north 10 to 15 mph after midnight.
Monday
Partly sunny, with a high near 30. North wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 12. North wind around 5 mph becoming calm.
Tuesday
Mostly sunny, with a high near 33. Light and variable wind becoming south 5 to 10 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
A chance of rain. Cloudy, with a high near 44. Chance of precipitation is 40%.
Wednesday Night
Mostly cloudy, with a low around 32.
Thursday
Partly sunny, with a high near 41.
Thursday Night
A chance of rain and snow before 1am, then a chance of snow. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 37. Chance of precipitation is 40%.
Friday Night
A chance of snow. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 29.
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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:
6:32 am EST Dec 7, 2025
Forecast Valid:
11am EST Dec 7, 2025-6pm EST Dec 13, 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