Flash Flooding and Severe Thunderstorms Tuesday, July 28th - Wednesday, July 29th

Scattered to numerous thunderstorms are likely across the region Tuesday, July 28th through Wednesday, July 29th which will bring a risk of flash flooding and severe thunderstorms across the entire region. View this briefing for the details regarding these hazards. Read More >

Current conditions at

Pottstown, Pottstown Limerick Airport (KPTW)

Lat: 40.24°NLon: 75.55°WElev: 288ft.

Thunderstorm in Vicinity

78°F

26°C

Humidity 79%
Wind Speed Vrbl 6 mph
Barometer 29.57 in (1000.6 mb)
Dewpoint 71°F (22°C)
Visibility 9.00 mi
Heat Index80°F (27°C)
Last update 28 Jul 6:54 pm EDT
Extended Forecast for

4 Miles ENE Saint Peters PA

Flood Watch July 28, 07:55pm until July 29, 02:00pm
Tornado Watch July 28, 07:55pm until July 28, 10:00pm
Click here for hazard details and duration
Flood Watch
...
  •  
    Flood Watch July 28, 07:55pm until July 29, 02:00pm
    Tornado Watch July 28, 07:55pm until July 28, 10:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 64 °F

    Severe
    Thunderstorms
    then Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 79. Northwest wind 10 to 15 mph.  Chance of precipitation is 20%.

    High: 79 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms between 8pm and 10pm.  Partly cloudy, with a low around 63. Northwest wind 5 to 15 mph.  Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 80. North wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 40%.

    High: 80 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 62. North wind around 5 mph.  Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    Showers then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Friday Night

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

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

Tonight
Showers and thunderstorms, mainly before 1am. Some of the storms could be severe and produce heavy rainfall. Low around 64. Southeast wind around 5 mph becoming north after midnight. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Wednesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 79. Northwest wind 10 to 15 mph. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers and thunderstorms between 8pm and 10pm. Partly cloudy, with a low around 63. Northwest wind 5 to 15 mph. Chance of precipitation is 20%.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 62. North wind around 5 mph. Chance of precipitation is 30%.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 64.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Mostly cloudy, with a low around 66.
Sunday
A chance of showers after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.
Monday
A chance of showers. Mostly cloudy, with a high near 83. Chance of precipitation is 50%.
Monday Night
A chance of showers. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Saint Peters PA
 40.18°N 75.72°W (Elev. 489 ft)
7:49 pm EDT Jul 28, 2026
7pm EDT Jul 28, 2026-6pm EDT Aug 4, 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