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

31°F

-1°C

Humidity 85%
Wind Speed Calm
Barometer 30.12 in (1019.8 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 20 Mar 5:54 am EDT
Extended Forecast for

Malvern PA

  • Today

    Today: A chance of showers after 5pm. Mostly sunny, with a high near 63. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Mostly Sunny
    then Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 46. Southwest wind 5 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 57. North wind around 10 mph.

    High: 57 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 41. North wind around 5 mph becoming south after midnight.

    Low: 41 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 67. South wind 10 to 15 mph.

    High: 67 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely, mainly before 8am. Partly sunny, with a high near 55. Chance of precipitation is 60%.

    High: 55 °F

    Showers
    Likely

  • Monday Night

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

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers after 5pm. Mostly sunny, with a high near 63. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers and thunderstorms likely, mainly before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 46. Southwest wind 5 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 57. North wind around 10 mph.
Saturday Night
Mostly cloudy, with a low around 41. North wind around 5 mph becoming south after midnight.
Sunday
Partly sunny, with a high near 67. South wind 10 to 15 mph.
Sunday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers likely, mainly before 8am. Partly sunny, with a high near 55. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 30.
Tuesday
Mostly sunny, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Partly sunny, with a high near 51.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Thursday
A chance of rain. Partly sunny, with a high near 56. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Malvern PA
 40°N 75.55°W (Elev. 479 ft)
Last Update:
4:09 am EDT Mar 20, 2026
Forecast Valid:
6am EDT Mar 20, 2026-6pm EDT Mar 26, 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