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

Briefing for Flash Flooding, Severe Storms, and Heat Risks through Wednesday

Several rounds of showers and thunderstorms through Wednesday could result in localized flash flooding and isolated damaging wind gusts. See this briefing for details on these threats. Read More >

Hazardous Weather Conditions

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Partly Cloudy

78°F

26°C

Humidity 93%
Wind Speed SW 5 mph
Barometer 29.96 in (1014.4 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 8 Jul 4:54 am EDT
Extended Forecast for

Philadelphia PA

Flood Watch July 8, 02:00pm until July 9, 12:00am
Heat Advisory July 8, 10:00am until July 8, 08:00pm
Click here for hazard details and duration
Flood Watch
Heat Advisory

  • Today

    Today: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could produce heavy rainfall. Increasing clouds, with a high near 95. Heat index values as high as 102. West wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 95 °F

    Sunny then
    Heavy Rain

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before midnight, then a slight chance of thunderstorms after 4am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 74. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 74 °F

    Heavy Rain
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 5pm, then showers and thunderstorms likely after 5pm. Mostly cloudy, with a high near 85. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 85 °F

    Showers
    Likely then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 5am, then a slight chance of showers. Cloudy, with a low around 72. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    T-storms
    Likely then
    Chance
    Showers

  • Friday

    Friday: A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 87. Chance of precipitation is 50%.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 30%.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could produce heavy rainfall. Increasing clouds, with a high near 95. Heat index values as high as 102. West wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms likely, mainly before midnight, then a slight chance of thunderstorms after 4am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 74. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
Showers likely and possibly a thunderstorm before 5pm, then showers and thunderstorms likely after 5pm. Mostly cloudy, with a high near 85. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and thunderstorms likely before 5am, then a slight chance of showers. Cloudy, with a low around 72. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 87. Chance of precipitation is 50%.
Friday Night
A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Philadelphia PA
 39.96°N 75.18°W (Elev. 98 ft)
Last Update:
4:12 am EDT Jul 8, 2025
Forecast Valid:
5am EDT Jul 8, 2025-6pm EDT Jul 14, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation