Severe Weather in the Northeast; Intense Heat in the Mid-Atlantic and Portions of the West

Severe thunderstorms and heavy rainfall are likely across portions of the Northeast. An intense heat wave will continue across the Mid-Atlantic, where record high temperatures are likely. In the West, triple-digit high temperatures are possible in central and southern California, Arizona, and Utah. Monsoon-like conditions may produce isolated flash flooding in the Four Corners region. Read More >

Hazardous Weather Conditions

Heat Advisory until June 23, 08:00 PM EDT

Current conditions at

Pottstown, Pottstown Limerick Airport (KPTW)

Lat: 40.24°NLon: 75.55°WElev: 288ft.

Fair

78°F

26°C

Humidity	74%
Wind Speed	Calm
Barometer	29.91 in (1012.3 mb)
Dewpoint	69°F (21°C)
Visibility	9.00 mi
Heat Index	80°F (27°C)
Last update	23 Jun 12:54 am EDT

More Information:

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

Extended Forecast for

Royersford PA

Heat Advisory June 23, 01:22am until June 23, 08:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory June 23, 01:22am until June 23, 08:00pm
NOW until 8:00pm Sun
Heat Advisory
Overnight
Low: 74 °F
Partly Cloudy
Sunday
High: 95 °F
Mostly Sunny
then Chance
T-storms
Sunday Night
Low: 69 °F
T-storms
Likely then
Showers
Likely
Monday
High: 85 °F
Sunny
Monday Night
Low: 61 °F
Mostly Clear
Tuesday
High: 90 °F
Sunny
Tuesday Night
Low: 68 °F
Partly Cloudy
Wednesday
High: 95 °F
Mostly Sunny
then Chance
T-storms

Detailed Forecast

Overnight

Partly cloudy, with a low around 74. South wind around 5 mph.

Sunday

A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 95. Southwest wind 10 to 15 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday Night

Showers and thunderstorms likely before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 69. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday

Sunny, with a high near 85. Northwest wind around 10 mph, with gusts as high as 20 mph.

Monday Night

Mostly clear, with a low around 61. Northwest wind around 5 mph becoming calm after midnight.

Tuesday

Sunny, with a high near 90.

Tuesday Night

Partly cloudy, with a low around 68.

Wednesday

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95. Chance of precipitation is 30%.

Wednesday Night

A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.

Thursday

A chance of showers before 8am, then a chance of showers after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 30%.

Thursday Night

A chance of showers. Mostly clear, with a low around 63. Chance of precipitation is 30%.

Friday

Sunny, with a high near 90.

Friday Night

Partly cloudy, with a low around 65.

Saturday

Mostly sunny, with a high near 92.