Thunderstorms and Heavy Rains in the Appalachians

Multiple rounds of moderate to locally heavy rain will impact portions of the Appalachians and Mid-Atlantic, which may lead to flash flooding concerns. Thunderstorms with isolated severe wind gusts will be possible this afternoon from parts of the Southeast into the southern and central Appalachians. A multi-day heavy rain will pose a flash flood threat in New Mexico beginning Tuesday. Read More >

Current conditions at

Pottstown, Pottstown Limerick Airport (KPTW)

Lat: 40.24°NLon: 75.55°WElev: 288ft.

Overcast

67°F

19°C

Humidity 63%
Wind Speed NE 7 mph
Barometer 30.10 in (1019.0 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 21 Sep 5:54 pm EDT
Extended Forecast for

Chesterbrook PA

  • Tonight

    Tonight: Showers likely, mainly after 4am.  Mostly cloudy, with a low around 54. Northeast wind 5 to 10 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, mainly before 10am.  Cloudy, with a high near 63. Northeast wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers before 10pm, then a chance of showers after 2am.  Mostly cloudy, with a low around 51. Northeast wind 10 to 15 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, mainly before 7am.  Mostly cloudy, with a high near 65. Northeast wind around 15 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 51. Northeast wind around 10 mph.

    Low: 51 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers after 2am.  Mostly cloudy, with a low around 51. Chance of precipitation is 30%.

    Low: 51 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Showers likely, mainly after 4am. Mostly cloudy, with a low around 54. Northeast wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Showers likely, mainly before 10am. Cloudy, with a high near 63. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A slight chance of showers before 10pm, then a chance of showers after 2am. Mostly cloudy, with a low around 51. Northeast wind 10 to 15 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers, mainly before 7am. Mostly cloudy, with a high near 65. Northeast wind around 15 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly cloudy, with a low around 51. Northeast wind around 10 mph.
Thursday
Partly sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Mostly sunny, with a high near 66.
Friday Night
A chance of showers after 2am. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
Saturday
A chance of showers before 8am. Partly sunny, with a high near 67. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Mostly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
Chesterbrook PA
 40.08°N 75.45°W (Elev. 200 ft)
4:10 pm EDT Sep 21, 2026
6pm EDT Sep 21, 2026-6pm EDT Sep 28, 2026
 
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Additional Resources

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