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.

Light Rain Fog/Mist

53°F

12°C

Humidity 100%
Wind Speed SE 8 mph
Barometer 29.81 in
Dewpoint 53°F (12°C)
Visibility 2.50 mi
Wind Chill50°F (10°C)
Last update 13 May 10:55 pm EDT
Extended Forecast for

2 Miles SSW West Chester PA

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 3am, then a chance of showers. Mostly cloudy, with a low around 53. Southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers, mainly before 7am. Partly sunny, with a high near 63. Northwest wind 10 to 15 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Chance
    Showers then
    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48. Northwest wind 5 to 10 mph.

    Low: 48 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 69. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 69 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51. Northwest wind around 5 mph becoming calm.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before 3am, then a chance of showers. Mostly cloudy, with a low around 53. Southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers, mainly before 7am. Partly sunny, with a high near 63. Northwest wind 10 to 15 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Partly cloudy, with a low around 48. Northwest wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 69. Northwest wind around 10 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 51. Northwest wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
Partly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 61.
Monday
Sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
A chance of showers. Mostly sunny, with a high near 86. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW West Chester PA
 39.94°N 75.62°W (Elev. 387 ft)
Last Update:
4:09 pm EDT May 13, 2026
Forecast Valid:
11pm EDT May 13, 2026-6pm EDT May 20, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation