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.

Fog/Mist

38°F

3°C

Humidity 100%
Wind Speed Calm
Barometer 30.38 in (1028.6 mb)
Dewpoint 38°F (3°C)
Visibility 3.00 mi
Last update 7 Mar 12:54 am EST
Extended Forecast for

3 Miles NNE Saint Peters PA

  • Overnight

    Overnight: A slight chance of rain after 3am. Patchy fog. Otherwise, cloudy, with a low around 38. Southeast wind around 5 mph. Chance of precipitation is 20%.

    Low: 38 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Saturday

    Saturday: Areas of dense fog before noon. Otherwise, cloudy, with a high near 50. South wind around 5 mph.

    High: 50 °F

    Areas Dense
    Fog then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: Showers and thunderstorms before 1am, then showers likely. Temperature rising to around 59 by 3am. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F⇑

    Showers

  • Sunday

    Sunday: A chance of showers before 1pm. Mostly cloudy, with a high near 62. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41. West wind around 5 mph.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 47.

    Low: 47 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 1am. Partly cloudy, with a low around 54. Chance of precipitation is 40%.

    Low: 54 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
A slight chance of rain after 3am. Patchy fog. Otherwise, cloudy, with a low around 38. Southeast wind around 5 mph. Chance of precipitation is 20%.
Saturday
Areas of dense fog before noon. Otherwise, cloudy, with a high near 50. South wind around 5 mph.
Saturday Night
Showers and thunderstorms before 1am, then showers likely. Temperature rising to around 59 by 3am. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers before 1pm. Mostly cloudy, with a high near 62. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Mostly clear, with a low around 41. West wind around 5 mph.
Monday
Sunny, with a high near 68.
Monday Night
Clear, with a low around 47.
Tuesday
Sunny, with a high near 73.
Tuesday Night
A chance of showers after 1am. Partly cloudy, with a low around 54. Chance of precipitation is 40%.
Wednesday
Showers likely, mainly after 1pm. Cloudy, with a high near 70. Chance of precipitation is 60%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Thursday
A chance of showers. Mostly cloudy, with a high near 51. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 31.
Friday
Mostly cloudy, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Saint Peters PA
 40.2°N 75.78°W (Elev. 499 ft)
Last Update:
12:17 am EST Mar 7, 2026
Forecast Valid:
1am EST Mar 7, 2026-6pm EDT Mar 13, 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