Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Hazardous Weather Conditions

Heat Advisory in effect from July 17, 10:00 AM EDT until July 17, 08:00 PM EDT

Current conditions at

Philadelphia, Northeast Philadelphia Airport (KPNE)

Lat: 40.08°NLon: 75.01°WElev: 118ft.

Fair

75°F

24°C

Humidity	94%
Wind Speed	Calm
Barometer	30.06 in (1017.9 mb)
Dewpoint	73°F (23°C)
Visibility	9.00 mi
Last update	16 Jul 3:54 am EDT

More Information:

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

Extended Forecast for

Palmyra NJ

Heat Advisory July 17, 10:00am until July 17, 08:00pm

Click here for hazard details and duration

Heat Advisory

Today
High: 91 °F
Patchy Fog
then Chance
T-storms
Tonight
Low: 75 °F
Showers
Likely then
Chance
Showers
Thursday
High: 92 °F
Chance
Showers then
Chance
T-storms
Thursday Night
Low: 76 °F
Chance
T-storms
Friday
High: 88 °F
Sunny then
Slight Chance
T-storms
Friday Night
Low: 68 °F
Partly Cloudy
Saturday
High: 88 °F
Mostly Sunny
Saturday Night
Low: 72 °F
Chance
Showers
Sunday
High: 86 °F
Showers
Likely

Detailed Forecast

Today

A chance of showers and thunderstorms after 1pm. Patchy fog between 7am and 8am. Otherwise, partly sunny, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 75. South wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday

A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 92. Heat index values as high as 102. Southwest wind 5 to 10 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday Night

A chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 76. Southwest wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday

A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Northwest wind around 5 mph. Chance of precipitation is 20%.

Friday Night

Partly cloudy, with a low around 68.

Saturday

Mostly sunny, with a high near 88.

Saturday Night

A chance of showers after 8pm. Mostly cloudy, with a low around 72. Chance of precipitation is 50%.

Sunday

A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 86. Chance of precipitation is 70%.

Sunday Night

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

Monday

Mostly sunny, with a high near 85.

Monday Night

Mostly cloudy, with a low around 68.

Tuesday

A chance of showers. Partly sunny, with a high near 84. Chance of precipitation is 30%.