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.

Overcast

56°F

13°C

Humidity 47%
Wind Speed Calm
Barometer 29.90 in (1012.1 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 1 May 9:54 pm EDT
Extended Forecast for

Valley Forge PA

  • Tonight

    Tonight: A chance of showers, mainly between 11pm and 5am. Mostly cloudy, with a low around 46. Southwest wind around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 60. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 60 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 40. Northwest wind around 10 mph.

    Low: 40 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 60. Northwest wind 10 to 15 mph.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43. Southwest wind around 5 mph.

    Low: 43 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.

    Low: 60 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
A chance of showers, mainly between 11pm and 5am. Mostly cloudy, with a low around 46. Southwest wind around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly cloudy, with a high near 60. Northwest wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 40. Northwest wind around 10 mph.
Sunday
Sunny, with a high near 60. Northwest wind 10 to 15 mph.
Sunday Night
Partly cloudy, with a low around 43. Southwest wind around 5 mph.
Monday
Mostly sunny, with a high near 71.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Sunny, with a high near 81.
Tuesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Wednesday
Showers likely, mainly after 8am. Mostly cloudy, with a high near 72. Chance of precipitation is 60%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.
Thursday
Showers likely. Mostly cloudy, with a high near 64. Chance of precipitation is 70%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 43. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Valley Forge PA
 40.08°N 75.48°W (Elev. 230 ft)
Last Update:
9:53 pm EDT May 1, 2026
Forecast Valid:
10pm EDT May 1, 2026-6pm EDT May 8, 2026
 
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