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

Pottstown, Pottstown Limerick Airport (KPTW)

Lat: 40.24°NLon: 75.55°WElev: 288ft.

Fair

80°F

27°C

Humidity 29%
Wind Speed SW 12 G 20 mph
Barometer 30.01 in (1015.9 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 16 May 2:54 pm EDT
Extended Forecast for

Valley Forge PA

  • Tonight

    Tonight: A chance of sprinkles after 8pm. Increasing clouds, with a low around 64. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Chance
    Sprinkles

  • Sunday

    Sunday: Sunny, with a high near 86. West wind around 5 mph.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 90. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 68. South wind around 5 mph.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers after 2pm. Mostly sunny, with a high near 94. Chance of precipitation is 50%.

    High: 94 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.

    Low: 61 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of sprinkles after 8pm. Increasing clouds, with a low around 64. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 86. West wind around 5 mph.
Sunday Night
Mostly clear, with a low around 63. Calm wind.
Monday
Sunny, with a high near 90. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 68. South wind around 5 mph.
Tuesday
Sunny, with a high near 94.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
A chance of showers after 2pm. Mostly sunny, with a high near 94. Chance of precipitation is 50%.
Wednesday Night
A chance of showers before 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.
Thursday
A chance of showers after 8am. Partly sunny, with a high near 75. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Partly sunny, with a high near 70.
Friday Night
Mostly cloudy, with a low around 52.
Saturday
Partly sunny, with a high near 73.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Valley Forge PA
 40.1°N 75.48°W (Elev. 200 ft)
Last Update:
4:08 am EDT May 16, 2026
Forecast Valid:
3pm EDT May 16, 2026-6pm EDT May 23, 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