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Hazardous Weather Conditions

Current conditions at

Brandywine Regional Airport (KOQN)

Lat: 39.99°NLon: 75.58°WElev: 465ft.

Fair

86°F

30°C

Humidity 43%
Wind Speed W 8 mph
Barometer 30.08 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 12 Jun 12:35 pm EDT
Extended Forecast for

Devon PA

  • This Afternoon

    This Afternoon: Sunny, with a high near 89. West wind 5 to 10 mph.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. East wind around 5 mph. Chance of precipitation is 30%.

    High: 84 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8pm. Mostly cloudy, with a low around 65. Southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 2pm. Cloudy, with a high near 75. Northeast wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Cloudy, with a low around 63. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 74. Chance of precipitation is 50%.

    High: 74 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Cloudy, with a low around 62. Chance of precipitation is 40%.

    Low: 62 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers. Cloudy, with a high near 71. Chance of precipitation is 50%.

    High: 71 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 89. West wind 5 to 10 mph.
Tonight
Mostly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm in the evening.
Friday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. East wind around 5 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8pm. Mostly cloudy, with a low around 65. Southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers, with thunderstorms also possible after 2pm. Cloudy, with a high near 75. Northeast wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Cloudy, with a low around 63. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 74. Chance of precipitation is 50%.
Sunday Night
A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Cloudy, with a low around 62. Chance of precipitation is 40%.
Monday
A chance of showers. Cloudy, with a high near 71. Chance of precipitation is 50%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 82. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Devon PA
 40.05°N 75.43°W (Elev. 499 ft)
Last Update:
4:11 am EDT Jun 12, 2025
Forecast Valid:
12pm EDT Jun 12, 2025-6pm EDT Jun 18, 2025
 
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