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

Tropical Storm and Storm Surge Watches for the North Carolina Outer Banks; Hot in the Mid-Mississippi Valley

Tropical Storm conditions and coastal flooding are possible in the North Carolina Outer Banks beginning late Wednesday. Tropical Storm and Storm Surge Watches are in effect. Major Hurricane Erin is expected to bring life threatening surf and rip currents along the East Coast beaches this week. Hot to extremely hot temperatures are forecast through Tuesday in the Mid-Mississippi Valley. Read More >

Current conditions at

Pottstown, Pottstown Limerick Airport (KPTW)

Lat: 40.24°NLon: 75.55°WElev: 288ft.

Partly Cloudy

65°F

18°C

Humidity 84%
Wind Speed Calm
Barometer 30.21 in (1022.7 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 19 Aug 12:54 am EDT
Extended Forecast for

Collegeville PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 62. Northeast wind around 5 mph.

    Low: 62 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 76. East wind 5 to 10 mph.

    High: 76 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 62. East wind around 5 mph. Chance of precipitation is 20%.

    Low: 62 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers. Mostly cloudy, with a high near 78. East wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 78 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 62. East wind around 5 mph. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 62. Northeast wind around 5 mph.
Tuesday
Mostly cloudy, with a high near 76. East wind 5 to 10 mph.
Tuesday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 62. East wind around 5 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of showers. Mostly cloudy, with a high near 78. East wind 5 to 10 mph. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 62. East wind around 5 mph. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 61.
Saturday
Mostly sunny, with a high near 85.
Saturday Night
A chance of showers. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
Sunday
A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 81.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Collegeville PA
 40.19°N 75.46°W (Elev. 200 ft)
Last Update:
10:07 pm EDT Aug 18, 2025
Forecast Valid:
1am EDT Aug 19, 2025-6pm EDT Aug 25, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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