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.

Overcast

50°F

10°C

Humidity 80%
Wind Speed NE 12 mph
Barometer 30.44 in (1030.5 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 24 Sep 7:54 am EDT
Extended Forecast for

Norristown PA

  • Today

    Today: Partly sunny, with a high near 67. Northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 67 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 52. North wind around 10 mph.

    Low: 52 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 71. North wind around 15 mph, with gusts as high as 30 mph.

    High: 71 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of showers. Partly cloudy, with a low around 55. North wind 10 to 15 mph. Chance of precipitation is 20%.

    Low: 55 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers, mainly after 2pm. Partly sunny, with a high near 69. North wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 69 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 55 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely, mainly before 8am. Mostly cloudy, with a high near 67. Chance of precipitation is 60%.

    High: 67 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers before 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.

    Low: 55 °F

    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 67. Northeast wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, with a low around 52. North wind around 10 mph.
Friday
Mostly sunny, with a high near 71. North wind around 15 mph, with gusts as high as 30 mph.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 55. North wind 10 to 15 mph. Chance of precipitation is 20%.
Saturday
A chance of showers, mainly after 2pm. Partly sunny, with a high near 69. North wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 67. Chance of precipitation is 60%.
Sunday Night
A chance of showers before 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 69.
Monday Night
Mostly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Norristown PA
 40.11°N 75.33°W (Elev. 177 ft)
Last Update:
4:10 am EDT Sep 24, 2026
Forecast Valid:
8am EDT Sep 24, 2026-6pm EDT Sep 30, 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