Briefing for Impacts from Hurricane Erin through Friday

Hurricane Erin is expected to bring several coastal and marine hazards to the coasts of New Jersey and Delaware through Friday. Widespread coastal flooding, high surf, high risk of rip currents, beach erosion, and dangerous marine conditions are forecast. View this briefing for details on these threats. Read More >

Current conditions at

Pottstown, Pottstown Limerick Airport (KPTW)

Lat: 40.24°NLon: 75.55°WElev: 288ft.

Overcast

68°F

20°C

Humidity 90%
Wind Speed E 8 mph
Barometer 30.01 in (1015.9 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 20 Aug 8:54 pm EDT
Extended Forecast for

4 Miles WNW Birchrunville PA

  • Tonight

    Tonight: A chance of showers and thunderstorms.  Cloudy, with a low around 61. Northeast wind 5 to 10 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, mainly between 7am and 8am.  Mostly cloudy, with a high near 71. Northeast wind around 15 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 71 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming clear, with a low around 57. North wind around 10 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 80. North wind 5 to 10 mph.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 58. North wind around 5 mph becoming calm.

    Low: 58 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 2pm.  Mostly cloudy, with a high near 81. Chance of precipitation is 60%.

    High: 81 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, mainly before 2am.  Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

Detailed Forecast

Tonight
A chance of showers and thunderstorms. Cloudy, with a low around 61. Northeast wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers, mainly between 7am and 8am. Mostly cloudy, with a high near 71. Northeast wind around 15 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Mostly cloudy, then gradually becoming clear, with a low around 57. North wind around 10 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 80. North wind 5 to 10 mph.
Friday Night
Clear, with a low around 58. North wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Monday
A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Birchrunville PA
 40.15°N 75.7°W (Elev. 492 ft)
4:10 pm EDT Aug 20, 2025
9pm EDT Aug 20, 2025-6pm EDT Aug 27, 2025
 
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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