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.

Mostly Cloudy

77°F

25°C

Humidity 54%
Wind Speed S 9 mph
Barometer 29.72 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 11 Mar 4:55 pm EDT
Extended Forecast for

2 Miles E Coatesville PA

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms. Mostly cloudy, with a high near 76. South wind around 15 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 2am. Mostly cloudy, with a low around 41. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday

    Thursday: Rain before noon, then a chance of rain and snow between noon and 3pm, then a slight chance of snow after 3pm. Temperature falling to around 38 by noon. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 47 °F⇓

    Rain and
    Breezy then
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 28. Northwest wind 5 to 10 mph.

    Low: 28 °F

    Gradual
    Clearing

  • Friday

    Friday: Partly sunny, with a high near 47. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 47 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 52.

    High: 52 °F

    Cloudy

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms. Mostly cloudy, with a high near 76. South wind around 15 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, mainly before 2am. Mostly cloudy, with a low around 41. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Rain before noon, then a chance of rain and snow between noon and 3pm, then a slight chance of snow after 3pm. Temperature falling to around 38 by noon. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 28. Northwest wind 5 to 10 mph.
Friday
Partly sunny, with a high near 47. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Sunny, with a high near 49.
Saturday Night
Mostly cloudy, with a low around 33.
Sunday
Cloudy, with a high near 52.
Sunday Night
Rain, mainly after 2am. Low around 47. Chance of precipitation is 80%.
Monday
Rain. High near 61. Chance of precipitation is 90%.
Monday Night
Rain likely. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 35.
Tuesday Night
Mostly clear, with a low around 21.
Wednesday
Mostly sunny, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Coatesville PA
 39.98°N 75.79°W (Elev. 515 ft)
Last Update:
4:10 pm EDT Mar 11, 2026
Forecast Valid:
5pm EDT Mar 11, 2026-6pm EDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation