Flash Flooding Continuing Along the Gulf Coast; Dry Thunderstorms in the West

Excessive rainfall continues to produce life-threatening, locally catastrophic flash flooding along the central Gulf Coast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts Oregon, California, and the Great Basin into the weekend. Read More >

Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

A Few Clouds

77°F

25°C

Humidity 37%
Wind Speed NW 15 mph
Barometer 29.76 in
Dewpoint 49°F (9°C)
Visibility 9.00 mi
Heat Index78°F (26°C)
Last update 19 Jun 6:55 pm EDT
Extended Forecast for

2 Miles SSW Exton PA

  • Tonight

    Tonight: Mostly clear, with a low around 60. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80. West wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59. West wind 5 to 10 mph becoming light  after midnight.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83. West wind 5 to 10 mph.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 2am.  Mostly cloudy, with a low around 63. Calm wind.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 63 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am.  High near 81. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 81 °F

    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 2am.  Mostly cloudy, with a low around 62. Chance of precipitation is 70%.

    Low: 62 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 60. West wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 80. West wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 59. West wind 5 to 10 mph becoming light after midnight.
Sunday
Sunny, with a high near 83. West wind 5 to 10 mph.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 81. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Monday Night
Showers likely and possibly a thunderstorm before 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 81.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 80. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Exton PA
 40.01°N 75.64°W (Elev. 476 ft)
6:26 pm EDT Jun 19, 2026
7pm EDT Jun 19, 2026-6pm EDT Jun 26, 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