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Hazardous Weather Conditions

Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Partly Cloudy

69°F

21°C

Humidity 97%
Wind Speed Vrbl 3 mph
Barometer 30.01 in
Dewpoint 68°F (20°C)
Visibility 9.00 mi
Last update 27 Aug 7:35 am EDT
Extended Forecast for

2 Miles ESE Bart PA

Flood Watch August 27, 12:00pm until August 28, 02:00am
Click here for hazard details and duration
Flood Watch

  • Today

    Today: Showers likely and possibly a thunderstorm before 8am, then showers and thunderstorms likely, mainly after 3pm. Some of the storms could be severe. Mostly cloudy, with a high near 83. South wind 6 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 83 °F

    Showers
    Likely then
    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and thunderstorms likely before 1am, then a chance of showers. Some of the storms could be severe and produce heavy rainfall. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 65. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Severe
    Thunderstorms
    then Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A slight chance of showers, with thunderstorms also possible after noon. Patchy fog before 10am. Otherwise, partly sunny, with a high near 82. Calm wind becoming northwest around 5 mph. Chance of precipitation is 20%.

    High: 82 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Friday Night

    Friday Night: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Sunny, with a high near 83. North wind 3 to 5 mph.

    High: 83 °F

    Sunny

  • Saturday Night

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

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 68 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

Detailed Forecast

Today
Showers likely and possibly a thunderstorm before 8am, then showers and thunderstorms likely, mainly after 3pm. Some of the storms could be severe. Mostly cloudy, with a high near 83. South wind 6 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms likely before 1am, then a chance of showers. Some of the storms could be severe and produce heavy rainfall. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 65. South wind around 6 mph becoming calm after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A slight chance of showers, with thunderstorms also possible after noon. Patchy fog before 10am. Otherwise, partly sunny, with a high near 82. Calm wind becoming northwest around 5 mph. Chance of precipitation is 20%.
Friday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 63. Calm wind.
Saturday
Sunny, with a high near 83. North wind 3 to 5 mph.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Mostly sunny, with a high near 87.
Monday Night
Mostly cloudy, with a low around 69.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 86. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Bart PA
 39.92°N 76.03°W (Elev. 646 ft)
Last Update:
6:41 am EDT Aug 27, 2026
Forecast Valid:
7am EDT Aug 27, 2026-6pm EDT Sep 2, 2026
 
Forecast Discussion
 
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Additional Resources

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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