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

Hazardous Weather Conditions

Current conditions at

Pottstown, Pottstown Limerick Airport (KPTW)

Lat: 40.24°NLon: 75.55°WElev: 288ft.

A Few Clouds

90°F

32°C

Humidity 47%
Wind Speed Calm
Barometer 30.33 in (1026.6 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 19 Jun 2:54 pm EDT
Extended Forecast for

Collegeville PA

Excessive Heat Watch June 22, 06:00am until June 23, 08:00pm
Heat Advisory June 19, 03:40pm until June 22, 06:00am
Click here for hazard details and duration
Excessive Heat Watch
Heat Advisory
  •  
    Heat Advisory June 19, 03:40pm until June 22, 06:00am

    NOW until 6:00am Sat

    Heat Advisory

  • Tonight

    Low: 66 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 92 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 67. Southwest wind around 5 mph becoming calm.

    Low: 67 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95. Calm wind becoming southwest around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 95 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly before 8pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms and
    Patchy Fog

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 93. Chance of precipitation is 30%.

    High: 93 °F

    Patchy Fog
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 95. Chance of precipitation is 30%.

    High: 95 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 66. South wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 67. Southwest wind around 5 mph becoming calm.
Friday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95. Calm wind becoming southwest around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms, mainly before 8pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 93. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 95. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Monday
A chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Mostly sunny, with a high near 93.
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Collegeville PA
 40.19°N 75.46°W (Elev. 200 ft)
Last Update:
1:10 pm EDT Jun 19, 2024
Forecast Valid:
3pm EDT Jun 19, 2024-6pm EDT Jun 26, 2024
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation