Areas of Severe Thunderstorms and Excessive Rainfall Today

Scattered severe thunderstorms capable of damaging wind gusts and some hail are expected this afternoon and evening from the Upper Ohio River Valley into the Northeast, and from the Appalachians into the Mid-Atlantic States. Excessive rainfall from heavy thunderstorms may produce areas of flash flooding from southern New Mexico into the western and northern Gulf Coast into Wednesday. Read More >

Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Fair

64°F

18°C

Humidity 81%
Wind Speed NW 16 mph
Barometer 29.77 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 15 Jun 7:35 am EDT
Extended Forecast for

West Chester PA

  • Today

    Today: Sunny, with a high near 76. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. Northwest wind around 5 mph.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77. Calm wind becoming west around 5 mph in the afternoon.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57. South wind around 5 mph becoming calm  in the evening.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm.  Partly sunny, with a high near 81. Light southeast wind becoming south 5 to 10 mph in the morning.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 89. Chance of precipitation is 50%.

    High: 89 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 66. Chance of precipitation is 40%.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Juneteenth

    Juneteenth: A chance of showers before 2pm.  Partly sunny, with a high near 80. Chance of precipitation is 40%.

    High: 80 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 76. Northwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 55. Northwest wind around 5 mph.
Tuesday
Sunny, with a high near 77. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 57. South wind around 5 mph becoming calm in the evening.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 81. Light southeast wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly cloudy, with a low around 62.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
Juneteenth
A chance of showers before 2pm. Partly sunny, with a high near 80. Chance of precipitation is 40%.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
West Chester PA
 39.96°N 75.62°W (Elev. 397 ft)
4:08 am EDT Jun 15, 2026
7am EDT Jun 15, 2026-6pm EDT Jun 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database