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

33°F

1°C

Humidity 70%
Wind Speed Calm
Barometer 30.37 in (1028.2 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 25 Mar 2:54 am EDT
Extended Forecast for

Valley Forge PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 34. South wind around 5 mph becoming calm.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 55. Light south wind increasing to 5 to 10 mph in the afternoon.

    High: 55 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 43. South wind around 5 mph.

    Low: 43 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, with a high near 69. Southwest wind 10 to 15 mph.

    High: 69 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Showers, mainly after 2am. Low around 54. Southwest wind 10 to 15 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Chance
    Showers then
    Showers

  • Friday

    Friday: Showers, mainly before 8am. High near 55. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Showers then
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 34. South wind around 5 mph becoming calm.
Wednesday
Partly sunny, with a high near 55. Light south wind increasing to 5 to 10 mph in the afternoon.
Wednesday Night
Increasing clouds, with a low around 43. South wind around 5 mph.
Thursday
Partly sunny, with a high near 69. Southwest wind 10 to 15 mph.
Thursday Night
Showers, mainly after 2am. Low around 54. Southwest wind 10 to 15 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Showers, mainly before 8am. High near 55. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Partly sunny, with a high near 59.
Monday Night
Mostly cloudy, with a low around 47.
Tuesday
Partly sunny, with a high near 65.
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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:
1:12 am EDT Mar 25, 2026
Forecast Valid:
2am EDT Mar 25, 2026-6pm EDT Mar 31, 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