Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

Pottstown, Pottstown Limerick Airport (KPTW)

Lat: 40.24°NLon: 75.55°WElev: 288ft.

Thunderstorm Fog/Mist

69°F

21°C

Humidity 96%
Wind Speed NA
Barometer 29.99 in (1015.3 mb)
Dewpoint 68°F (20°C)
Visibility 1.00 mi
Last update 27 Aug 4:54 pm EDT
Extended Forecast for

Trappe PA

Flood Watch until August 28, 04:00am
Severe T-storm Watch August 27, 05:21pm until August 27, 08:00pm
Flash Flood Warning until August 27, 09:15pm
Click here for hazard details and duration
Flood Watch
Severe T-storm Watch
Flash Flood Warning
  •  
    Flood Watch until August 28, 04:00am
    Severe T-storm Watch August 27, 05:21pm until August 27, 08:00pm
    Flash Flood Warning until August 27, 09:15pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 84 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am.  Low around 67. Southeast wind around 5 mph becoming calm.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Showers then
    Slight Chance
    T-storms

  • Friday

    Friday: Partly sunny, with a high near 84. Calm wind.

    High: 84 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 83. Calm wind becoming northeast around 5 mph.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 84. South wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Low around 67. Southeast wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Partly sunny, with a high near 84. Calm wind.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 62. Calm wind.
Saturday
Sunny, with a high near 83. Calm wind becoming northeast around 5 mph.
Saturday Night
Mostly clear, with a low around 64.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Mostly sunny, with a high near 88.
Monday Night
Mostly cloudy, with a low around 70.
Tuesday
A chance of showers. Partly sunny, with a high near 89. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.
Wednesday
A chance of showers. Partly sunny, with a high near 87. Chance of precipitation is 40%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.
Thursday
A chance of showers. Partly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Trappe PA
 40.19°N 75.49°W (Elev. 299 ft)
4:08 pm EDT Aug 27, 2026
5pm EDT Aug 27, 2026-6pm EDT Sep 3, 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