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.

Partly Cloudy

65°F

18°C

Humidity 51%
Wind Speed NW 9 mph
Barometer 29.97 in
Dewpoint 47°F (8°C)
Visibility 9.00 mi
Last update 15 May 5:35 pm EDT
Extended Forecast for

2 Miles W Westtown PA

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 50. Northwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 50 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 80. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 63. South wind around 5 mph. Chance of precipitation is 20%.

    Low: 63 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers before 8am, then a slight chance of showers after 2pm. Mostly sunny, with a high near 85. Northwest wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming clear, with a low around 50. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Saturday
Sunny, with a high near 80. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
A slight chance of showers after 2am. Partly cloudy, with a low around 63. South wind around 5 mph. Chance of precipitation is 20%.
Sunday
A slight chance of showers before 8am, then a slight chance of showers after 2pm. Mostly sunny, with a high near 85. Northwest wind 5 to 10 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 64. Calm wind.
Monday
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 65.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
A chance of showers after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.
Thursday
A chance of showers. Partly sunny, with a high near 71. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Westtown PA
 39.94°N 75.59°W (Elev. 390 ft)
Last Update:
4:08 pm EDT May 15, 2026
Forecast Valid:
5pm EDT May 15, 2026-6pm EDT May 22, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation