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

20°F

-7°C

Humidity 55%
Wind Speed W 14 G 28 mph
Barometer 29.79 in (1009.0 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 16 Jan 4:54 am EST
Extended Forecast for

Valley Forge PA

  • Today

    Today: Sunny, with a high near 35. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 35 °F

    Sunny

  • Tonight

    Tonight: A chance of snow, mainly after 3am. Increasing clouds, with a low around 28. South wind 5 to 10 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Partly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: Snow likely before 4pm, then a chance of rain. Mostly cloudy, with a high near 41. South wind 5 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Saturday Night

    Saturday Night: A chance of rain before 7pm, then a slight chance of snow after 1am. Increasing clouds, with a low around 28. Southwest wind around 5 mph becoming calm. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 28 °F

    Chance Rain
    then Slight
    Chance Snow

  • Sunday

    Sunday: A slight chance of snow. Mostly cloudy, with a high near 34. West wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 34 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 34.

    High: 34 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 10.

    Low: 10 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 21.

    High: 21 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 35. West wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
A chance of snow, mainly after 3am. Increasing clouds, with a low around 28. South wind 5 to 10 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Saturday
Snow likely before 4pm, then a chance of rain. Mostly cloudy, with a high near 41. South wind 5 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday Night
A chance of rain before 7pm, then a slight chance of snow after 1am. Increasing clouds, with a low around 28. Southwest wind around 5 mph becoming calm. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday
A slight chance of snow. Mostly cloudy, with a high near 34. West wind 5 to 10 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 19.
M.L.King Day
Sunny, with a high near 34.
Monday Night
Mostly clear, with a low around 10.
Tuesday
Sunny, with a high near 21.
Tuesday Night
Mostly clear, with a low around 10.
Wednesday
Partly sunny, with a high near 31.
Wednesday Night
Partly cloudy, with a low around 24.
Thursday
Partly sunny, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Valley Forge PA
 40.08°N 75.48°W (Elev. 230 ft)
Last Update:
4:11 am EST Jan 16, 2026
Forecast Valid:
5am EST Jan 16, 2026-6pm EST Jan 22, 2026
 
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Additional Resources

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Chance of Precipitation