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.

Fair

78°F

26°C

Humidity 67%
Wind Speed NE 5 mph
Barometer 30.05 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 28 Aug 6:35 pm EDT
Extended Forecast for

Gap PA

  • Tonight

    Tonight: Mostly clear, with a low around 57. North wind around 5 mph becoming calm.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79. Northeast wind around 5 mph becoming calm in the afternoon.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 61. Calm wind.

    Low: 61 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Light south wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 40%.

    High: 84 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 68. South wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 88.

    High: 88 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 57. North wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 79. Northeast wind around 5 mph becoming calm in the afternoon.
Saturday Night
Increasing clouds, with a low around 61. Calm wind.
Sunday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Light south wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 68. South wind 3 to 6 mph. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 69.
Tuesday
Partly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
A chance of showers after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gap PA
 39.99°N 76.02°W (Elev. 525 ft)
Last Update:
6:41 pm EDT Aug 28, 2026
Forecast Valid:
6pm EDT Aug 28, 2026-6pm EDT Sep 4, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation