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

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Fair

43°F

6°C

Humidity 73%
Wind Speed NW 18 G 31 mph
Barometer 29.99 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 24 Dec 5:15 am EST
Extended Forecast for

3 Miles W Coatesville PA

  • Today

    Today: Sunny, with a high near 43. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 35 mph.

    High: 43 °F

    Sunny and
    Breezy then
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 28. Calm wind becoming south around 5 mph.

    Low: 28 °F

    Increasing
    Clouds

  • Christmas Day

    Christmas Day: A slight chance of rain before 1pm. Partly sunny, with a high near 44. South wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    High: 44 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 21. North wind 5 to 10 mph.

    Low: 21 °F

    Mostly Cloudy

  • Friday

    Friday: Snow and freezing rain likely, possibly mixed with sleet, mainly after 1pm. Cloudy, with a high near 30. North wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 70%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of around an inch possible.

    High: 30 °F

    Mostly Cloudy
    then Wintry
    Mix Likely

  • Friday Night

    Friday Night: Snow and freezing rain, possibly mixed with sleet before 10pm, then snow and freezing rain. Low around 24. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 24 °F

    Wintry Mix

  • Saturday

    Saturday: Snow, possibly mixed with rain and freezing rain, mainly before 7am. High near 36. Chance of precipitation is 80%.

    High: 36 °F

    Wintry Mix
    then Chance
    Wintry Mix

  • Saturday Night

    Saturday Night: Cloudy, with a low around 29.

    Low: 29 °F

    Cloudy

  • Sunday

    Sunday: Rain likely, mainly after 1pm. Cloudy, with a high near 40. Chance of precipitation is 70%.

    High: 40 °F

    Chance Rain
    then Rain
    Likely

Detailed Forecast

Today
Sunny, with a high near 43. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 35 mph.
Tonight
Increasing clouds, with a low around 28. Calm wind becoming south around 5 mph.
Christmas Day
A slight chance of rain before 1pm. Partly sunny, with a high near 44. South wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 21. North wind 5 to 10 mph.
Friday
Snow and freezing rain likely, possibly mixed with sleet, mainly after 1pm. Cloudy, with a high near 30. North wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 70%. New ice accumulation of less than a 0.1 of an inch possible. New snow and sleet accumulation of around an inch possible.
Friday Night
Snow and freezing rain, possibly mixed with sleet before 10pm, then snow and freezing rain. Low around 24. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Snow, possibly mixed with rain and freezing rain, mainly before 7am. High near 36. Chance of precipitation is 80%.
Saturday Night
Cloudy, with a low around 29.
Sunday
Rain likely, mainly after 1pm. Cloudy, with a high near 40. Chance of precipitation is 70%.
Sunday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.
Monday
Partly sunny, with a high near 34. Breezy.
Monday Night
Partly cloudy, with a low around 18.
Tuesday
Partly sunny, with a high near 27.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Coatesville PA
 39.99°N 75.88°W (Elev. 600 ft)
Last Update:
4:14 am EST Dec 24, 2025
Forecast Valid:
5am EST Dec 24, 2025-6pm EST Dec 30, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation