Tracking Areas of Winter Weather and Heavy Rainfall

A cold front will move through the Great Lakes and Northeast U.S. today, bringing areas of snow and snow squalls which can bring rapid reductions to visibility and slick roads. A storm system will shift from the northern Gulf Coast through the Southeast U.S. today through Friday with areas of heavy to excessive rainfall and light snow further north. Heavy snow is also expected in the Rockies. Read More >

Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Fair

30°F

-1°C

Humidity 47%
Wind Speed N 7 G 14 mph
Barometer 30.22 in
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 4 Dec 8:15 pm EST
Extended Forecast for

Coatesville PA

  • Tonight

    Tonight: Increasing clouds, with a low around 17. Northwest wind 10 to 15 mph becoming light north  in the evening.

    Low: 17 °F

    Increasing
    Clouds

  • Friday

    Friday: A slight chance of snow between 11am and 4pm.  Mostly cloudy, with a high near 30. Calm wind becoming southeast around 5 mph.  Chance of precipitation is 20%.

    High: 30 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 41. Calm wind becoming southwest around 5 mph.

    High: 41 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 14.

    Low: 14 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 17. Northwest wind 10 to 15 mph becoming light north in the evening.
Friday
A slight chance of snow between 11am and 4pm. Mostly cloudy, with a high near 30. Calm wind becoming southeast around 5 mph. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 22. Calm wind.
Saturday
Partly sunny, with a high near 41. Calm wind becoming southwest around 5 mph.
Saturday Night
Partly cloudy, with a low around 24. Calm wind.
Sunday
Partly sunny, with a high near 40.
Sunday Night
Mostly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 31.
Monday Night
Mostly clear, with a low around 14.
Tuesday
Partly sunny, with a high near 34.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
Mostly cloudy, with a high near 40.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 31. Chance of precipitation is 50%.
Thursday
A chance of rain. Mostly cloudy, with a high near 41. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Coatesville PA
 39.99°N 75.82°W (Elev. 400 ft)
4:09 pm EST Dec 4, 2025
8pm EST Dec 4, 2025-6pm EST Dec 11, 2025
 
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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