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

Coastal and Marine Hazards This Week

Coastal flooding, dangerous rip currents, high surf, and hazardous marine conditions are expected through this week. View this briefing for more details. Read More >

Current conditions at

Pottstown, Pottstown Limerick Airport (KPTW)

Lat: 40.24°NLon: 75.55°WElev: 288ft.

Fair

59°F

15°C

Humidity 64%
Wind Speed NE 9 mph
Barometer 30.37 in (1028.2 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 23 Sep 12:54 am EDT
Extended Forecast for

Malvern PA

  • Overnight

    Overnight: A slight chance of showers. Cloudy, with a low around 51. Northeast wind around 10 mph. Chance of precipitation is 20%.

    Low: 51 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 65. Northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 65 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 49. Northeast wind around 10 mph.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 64. Northeast wind 10 to 15 mph.

    High: 64 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. North wind 5 to 10 mph.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers. Partly sunny, with a high near 66. Chance of precipitation is 30%.

    High: 66 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers before 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    Showers

Detailed Forecast

Overnight
A slight chance of showers. Cloudy, with a low around 51. Northeast wind around 10 mph. Chance of precipitation is 20%.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 65. Northeast wind around 15 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 49. Northeast wind around 10 mph.
Thursday
Mostly sunny, with a high near 64. Northeast wind 10 to 15 mph.
Thursday Night
Partly cloudy, with a low around 49. North wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 67.
Friday Night
Mostly cloudy, with a low around 52.
Saturday
A chance of showers. Partly sunny, with a high near 66. Chance of precipitation is 30%.
Saturday Night
A chance of showers before 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.
Sunday
A chance of showers after 8am. Partly sunny, with a high near 66. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 53.
Monday
Partly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Malvern PA
 40°N 75.55°W (Elev. 479 ft)
Last Update:
4:10 pm EDT Sep 22, 2026
Forecast Valid:
1am EDT Sep 23, 2026-6pm EDT Sep 29, 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