National Weather Service

News Headlines

NWS is seeking your input on NOAA Weather Radio. Please fill out the survey to help with our modernization efforts of weather radio!

Hazardous Weather Conditions

Heat Advisory until May 20, 08:00 PM EDT

Current conditions at

Pottstown, Pottstown Limerick Airport (KPTW)

Lat: 40.24°NLon: 75.55°WElev: 288ft.

Fair

76°F

24°C

Humidity	79%
Wind Speed	Vrbl 3 mph
Barometer	30.04 in (1016.7 mb)
Dewpoint	69°F (21°C)
Visibility	10.00 mi
Heat Index	77°F (25°C)
Last update	20 May 7:54 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Pottstown PA

Heat Advisory May 20, 08:21am until May 20, 08:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory May 20, 08:21am until May 20, 08:00pm
NOW until 8:00pm Wed
Heat Advisory
Today
High: 92 °F
Sunny then
T-storms
Likely
Tonight
Low: 55 °F
Showers
Likely then
Chance
Showers
Thursday
High: 66 °F
Showers
Likely
Thursday Night
Low: 50 °F
Partly Cloudy
Friday
High: 66 °F
Chance
Showers then
Showers
Likely
Friday Night
Low: 47 °F
Showers
Saturday
High: 58 °F
Showers
Saturday Night
Low: 49 °F
Showers

Detailed Forecast

Today

Showers and thunderstorms likely, mainly between 3pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Increasing clouds, with a high near 92. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers and thunderstorms likely before 5am, then a chance of showers. Mostly cloudy, with a low around 55. North wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday

Showers likely, mainly before 2pm. Cloudy, with a high near 66. Northeast wind 5 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

Thursday Night

Cloudy during the early evening, then becoming partly cloudy, with a low around 50. Calm wind.

Friday

Showers likely, mainly after 2pm. Mostly cloudy, with a high near 66. East wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Friday Night

Showers. Low around 47. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Saturday

Showers. High near 58. Chance of precipitation is 90%.

Saturday Night

Showers. Low around 49. Chance of precipitation is 80%.

Sunday

A chance of showers before 2pm. Cloudy, with a high near 65. Chance of precipitation is 40%.

Sunday Night

A chance of showers after 8pm. Cloudy, with a low around 54. Chance of precipitation is 40%.

Memorial Day

A chance of showers. Mostly cloudy, with a high near 75. Chance of precipitation is 40%.