National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Thunderstorm

68°F

20°C

Humidity 100%
Wind Speed NW 13 mph
Barometer 29.88 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 23 Aug 1:55 am EDT
Extended Forecast for

2 Miles SSW Narvon PA

  • Overnight

    Overnight: Showers and possibly a thunderstorm before 4am, then a chance of showers and thunderstorms, mainly between 4am and 5am. Low around 65. Southeast wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 79. West wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 79 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58. West wind 3 to 6 mph.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 76. West wind 5 to 10 mph, with gusts as high as 21 mph.

    High: 76 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 57. West wind around 6 mph.

    Low: 57 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers after 2am. Partly cloudy, with a low around 64. Chance of precipitation is 30%.

    Low: 64 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Showers and possibly a thunderstorm before 4am, then a chance of showers and thunderstorms, mainly between 4am and 5am. Low around 65. Southeast wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Mostly sunny, with a high near 79. West wind 7 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 58. West wind 3 to 6 mph.
Monday
Sunny, with a high near 76. West wind 5 to 10 mph, with gusts as high as 21 mph.
Monday Night
Clear, with a low around 57. West wind around 6 mph.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 82.
Wednesday Night
A chance of showers after 2am. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Friday
A chance of showers. Partly sunny, with a high near 82. Chance of precipitation is 30%.
Friday Night
A chance of showers. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Narvon PA
 40.09°N 75.97°W (Elev. 866 ft)
Last Update:
2:05 am EDT Aug 23, 2026
Forecast Valid:
2am EDT Aug 23, 2026-6pm EDT Aug 29, 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