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

Hazardous Weather Conditions

Current conditions at

Pottstown, Pottstown Limerick Airport (KPTW)

Lat: 40.24°NLon: 75.55°WElev: 288ft.

Light Snow Fog/Mist

32°F

0°C

Humidity 92%
Wind Speed Calm
Barometer 30.03 in (1016.9 mb)
Dewpoint 30°F (-1°C)
Visibility 3.00 mi
Last update 17 Jan 12:54 pm EST
Extended Forecast for

Phoenixville PA

Winter Weather Advisory January 17, 01:27pm until January 17, 04:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 17, 01:27pm until January 17, 04:00pm

    NOW until 4:00pm Sat

    Winter Weather Advisory

  • This Afternoon

    High: 38 °F

    Chance
    Rain/Snow

  • Tonight

    Tonight: A slight chance of snow after 4am. Increasing clouds, with a low around 28. Southwest wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 28 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: A chance of snow, mainly between 7am and 1pm. Cloudy, with a high near 35. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 18. West wind around 5 mph.

    Low: 18 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 35. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 35 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 22.

    High: 22 °F

    Sunny

  • Tuesday Night

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

    Low: 10 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A chance of rain and snow before 3pm. Mostly cloudy, with a high near 38. Southwest wind 5 to 10 mph. Chance of precipitation is 50%. Total daytime snow accumulation of around an inch possible.
Tonight
A slight chance of snow after 4am. Increasing clouds, with a low around 28. Southwest wind around 5 mph becoming calm. Chance of precipitation is 20%.
Sunday
A chance of snow, mainly between 7am and 1pm. Cloudy, with a high near 35. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Sunday Night
Partly cloudy, with a low around 18. West wind around 5 mph.
M.L.King Day
Sunny, with a high near 35. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 11.
Tuesday
Sunny, with a high near 22.
Tuesday Night
Mostly clear, with a low around 10.
Wednesday
Mostly sunny, with a high near 34.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Partly sunny, with a high near 39.
Thursday Night
Mostly cloudy, with a low around 21.
Friday
Mostly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Phoenixville PA
 40.13°N 75.5°W (Elev. 108 ft)
Last Update:
9:30 am EST Jan 17, 2026
Forecast Valid:
1pm EST Jan 17, 2026-6pm EST Jan 23, 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