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

Hazardous Weather Conditions

Current conditions at

Brandywine Regional Airport (KOQN)

Lat: 39.99°NLon: 75.58°WElev: 465ft.

Fair

72°F

22°C

Humidity 61%
Wind Speed Calm
Barometer 30.25 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 10 Aug 9:55 pm EDT
Extended Forecast for

Chester Heights PA

  • Tonight

    Tonight: Mostly clear, with a low around 62. South wind around 5 mph becoming calm.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Patchy fog before 7am. Otherwise, sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon.

    High: 87 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. South wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70. South wind around 5 mph.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.

    Low: 71 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 30%.

    High: 89 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 62. South wind around 5 mph becoming calm.
Monday
Patchy fog before 7am. Otherwise, sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 66. South wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 70. South wind around 5 mph.
Wednesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Friday
Sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 68.
Saturday
Sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chester Heights PA
 39.9°N 75.46°W (Elev. 200 ft)
Last Update:
4:11 pm EDT Aug 10, 2025
Forecast Valid:
10pm EDT Aug 10, 2025-6pm EDT Aug 17, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation