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.

43°F

6°C

Humidity 81%
Wind Speed Calm
Barometer 29.98 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 11 Nov 4:55 am EST
Extended Forecast for

Atglen PA

  • Veterans Day

    Veterans Day: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 63. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 63 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. Southeast wind around 5 mph.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain, mainly before 4pm. High near 60. East wind around 5 mph becoming west in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Rain

  • Thursday Night

    Thursday Night: A chance of rain. Mostly cloudy, with a low around 36. Northwest wind 10 to 15 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Chance Rain

  • Friday

    Friday: A chance of rain before 1pm. Partly sunny, with a high near 46. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Chance Rain

  • Friday Night

    Friday Night: A slight chance of rain between 1am and 4am, then a slight chance of snow after 4am. Partly cloudy, with a low around 31. Chance of precipitation is 20%.

    Low: 31 °F

    Partly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

Veterans Day
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 63. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 46. Southeast wind around 5 mph.
Thursday
Rain, mainly before 4pm. High near 60. East wind around 5 mph becoming west in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 36. Northwest wind 10 to 15 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of rain before 1pm. Partly sunny, with a high near 46. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A slight chance of rain between 1am and 4am, then a slight chance of snow after 4am. Partly cloudy, with a low around 31. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Mostly clear, with a low around 31.
Monday
Mostly sunny, with a high near 49.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Atglen PA
 39.94°N 75.97°W (Elev. 577 ft)
Last Update:
4:07 am EST Nov 11, 2026
Forecast Valid:
5am EST Nov 11, 2026-6pm EST Nov 17, 2026
 
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Additional Resources

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Chance of Precipitation