Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Thunderstorm in Vicinity

68°F

20°C

Humidity 100%
Wind Speed N 6 mph
Barometer 29.99 in
Dewpoint 68°F (20°C)
Visibility 9.00 mi
Last update 27 Aug 9:35 pm EDT
Extended Forecast for

Gap PASimilar City Names

Severe T-storm Watch until August 27, 10:00pm
Flood Watch August 27, 09:47pm until August 28, 02:00am
Click here for hazard details and duration
...
Flood Watch
  •  
    Severe T-storm Watch until August 27, 10:00pm
    Flood Watch August 27, 09:47pm until August 28, 02:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 66 °F

    Severe
    Thunderstorms
    then Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: Areas of fog before 10am.  Otherwise, partly sunny, with a high near 82. Calm wind becoming northwest around 5 mph.

    High: 82 °F

    Areas Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Patchy fog between 4am and 5am.  Otherwise, partly cloudy, with a low around 62. Light north wind.

    Low: 62 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Sunny, with a high near 82. North wind 3 to 5 mph.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 85. Chance of precipitation is 20%.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before 11pm, then a chance of showers and thunderstorms between 11pm and 2am. Some of the storms could be severe. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 66. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 82. Calm wind becoming northwest around 5 mph.
Friday Night
Patchy fog between 4am and 5am. Otherwise, partly cloudy, with a low around 62. Light north wind.
Saturday
Sunny, with a high near 82. North wind 3 to 5 mph.
Saturday Night
Mostly clear, with a low around 64. Calm wind.
Sunday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Mostly sunny, with a high near 88.
Monday Night
Mostly cloudy, with a low around 70.
Tuesday
Partly sunny, with a high near 89.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 88. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Gap PASimilar City Names
 39.99°N 76.02°W (Elev. 525 ft)
8:11 pm EDT Aug 27, 2026
9pm EDT Aug 27, 2026-6pm EDT Sep 3, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database