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

Extreme Heat Continues; Severe Thunderstorms into Upper Midwest; Strong Bering Sea Storm

Wildfires and poor air quality continue for the Pacific Northwest, Rockies and extended into the Plains. Severe thunderstorms possible for the northern Plains and upper Midwest on Monday along a frontal boundary. Another boundary will focus showers and thunderstorms for the eastern seaboard with localized heavy rainfall possible. For Alaska, a strong Bering Sea storm will bring winds and rainfall. Read More >

Hazardous Weather Conditions

Current conditions at

Pottstown, Pottstown Limerick Airport (KPTW)

Lat: 40.24°NLon: 75.55°WElev: 288ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Phoenixville PA

Flood Watch August 3, 03:14am until August 3, 11:00pm
Flash Flood Warning until August 3, 07:00am
Click here for hazard details and duration
Flood Watch
Flash Flood Warning
  •  
    Flood Watch August 3, 03:14am until August 3, 11:00pm
    Flash Flood Warning until August 3, 07:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 73 °F

    Heavy Rain

  • Monday

    Monday: Showers and thunderstorms likely before noon, then showers likely and possibly a thunderstorm between noon and 5pm, then a chance of showers and thunderstorms after 5pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 84. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 84 °F

    Heavy Rain

  • Monday Night

    Monday Night: A chance of showers before 8pm. The rain could be heavy at times. Partly cloudy, with a low around 62. Northwest wind around 5 mph becoming calm. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 62 °F

    Heavy Rain
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85. Calm wind becoming northeast around 5 mph.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 20%.

    Low: 64 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 50%.

    High: 88 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 73. South wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers and thunderstorms likely before noon, then showers likely and possibly a thunderstorm between noon and 5pm, then a chance of showers and thunderstorms after 5pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 84. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
A chance of showers before 8pm. The rain could be heavy at times. Partly cloudy, with a low around 62. Northwest wind around 5 mph becoming calm. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly sunny, with a high near 85. Calm wind becoming northeast around 5 mph.
Tuesday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 20%.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 50%.
Friday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.
Sunday
A chance of showers. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Phoenixville PA
 40.15°N 75.53°W (Elev. 98 ft)
Last Update:
4:09 pm EDT Aug 2, 2026
Forecast Valid:
3am EDT Aug 3, 2026-6pm EDT Aug 9, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation