Briefing for Heat, Severe Storm, and Flash Flood Risks through Thursday

Dangerously hot and humid conditions are expected through Wednesday. There is also a threat of isolated severe thunderstorms on Wednesday. Flash flooding from locally heavy rainfall is possible on Thursday. See this briefing for details on these hazards. Read More >

Hazardous Weather Conditions

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Partly Cloudy

95°F

35°C

Humidity	46%
Wind Speed	SW 12 mph
Barometer	29.94 in (1013.7 mb)
Dewpoint	71°F (22°C)
Visibility	10.00 mi
Heat Index	103°F (39°C)
Last update	30 Jul 5:54 pm EDT

More Information:

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

Extended Forecast for

5 Miles WNW Elmer NJ

Flood Watch July 31, 02:00pm until August 1, 06:00am

Click here for hazard details and duration

Flood Watch

Tonight
Low: 74 °F
Mostly Clear
Thursday
High: 90 °F
Slight Chance
T-storms then
Heavy Rain
Thursday Night
Low: 68 °F
Heavy Rain
Friday
High: 74 °F
Showers
Likely
Friday Night
Low: 61 °F
Chance
Showers
Saturday
High: 81 °F
Sunny
Saturday Night
Low: 59 °F
Mostly Clear
Sunday
High: 83 °F
Sunny
Sunday Night
Low: 61 °F
Partly Cloudy

Detailed Forecast

Tonight

Mostly clear, with a low around 74. Southwest wind around 5 mph becoming calm in the evening.

Thursday

Showers and thunderstorms likely, mainly after 2pm. Some of the storms could produce heavy rainfall. Increasing clouds, with a high near 90. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Thursday Night

Showers and thunderstorms likely, then showers and possibly a thunderstorm after 8pm. Some of the storms could produce heavy rainfall. Low around 68. East wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Friday

Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 74. North wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday Night

A chance of showers before 2am. Mostly cloudy, with a low around 61. North wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Saturday

Sunny, with a high near 81.

Saturday Night

Mostly clear, with a low around 59.

Sunday

Sunny, with a high near 83.

Sunday Night

Partly cloudy, with a low around 61.

Monday

Mostly sunny, with a high near 84.

Monday Night

Partly cloudy, with a low around 63.