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

Thunderstorms and Heavy Rainfall in the Southeast, Montana, and Iowa; Lowell Begins to Impact Hawaii

Strong thunderstorms with damaging winds and heavy rain are expected across portions of the Southeast. Thunderstorms may produce large hail across portions of Montana. Heavy rainfall could produce flash flooding across Iowa and vulnerable areas in Utah. Lowell will bring heavy rain, dangerous swells and rip currents to portions of Hawaii. Sweltering heat persists across the South-Central US. Read More >

Current conditions at

Pottstown, Pottstown Limerick Airport (KPTW)

Lat: 40.24°NLon: 75.55°WElev: 288ft.

A Few Clouds

77°F

25°C

Humidity 50%
Wind Speed N 6 mph
Barometer 30.00 in (1015.6 mb)
Dewpoint 57°F (14°C)
Visibility NA
Heat Index79°F (26°C)
Last update 6 Sep 5:54 pm EDT
Extended Forecast for

Spring Mount PA

  • Tonight

    Tonight: Mostly clear, with a low around 54. North wind around 5 mph becoming calm.

    Low: 54 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 79. Calm wind becoming north around 5 mph.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81. Calm wind becoming northwest around 5 mph.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 40%.

    High: 84 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 54. North wind around 5 mph becoming calm.
Labor Day
Sunny, with a high near 79. Calm wind becoming north around 5 mph.
Monday Night
Mostly clear, with a low around 53. Calm wind.
Tuesday
Sunny, with a high near 81. Calm wind becoming northwest around 5 mph.
Tuesday Night
Partly cloudy, with a low around 59. Calm wind.
Wednesday
Mostly sunny, with a high near 85.
Wednesday Night
Partly cloudy, with a low around 69.
Thursday
A chance of showers after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 40%.
Thursday Night
A chance of showers before 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Spring Mount PA
 40.28°N 75.44°W (Elev. 210 ft)
Last Update:
4:09 pm EDT Sep 6, 2026
Forecast Valid:
6pm EDT Sep 6, 2026-6pm EDT Sep 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