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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring moderate to locally heavy rain to portions of South Texas into Saturday. Read More >

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Partly Cloudy

86°F

30°C

Humidity 59%
Wind Speed NE 7 mph
Barometer 30.12 in (1020.0 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 15 Aug 10:54 am EDT
Extended Forecast for

Philadelphia PA

  • Today

    Today: A slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 89. East wind around 5 mph. Chance of precipitation is 20%.

    High: 89 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 71. Southeast wind around 5 mph becoming calm in the evening.

    Low: 71 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 87. Calm wind becoming east around 5 mph.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 70. Southeast wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 89. Southwest wind around 5 mph. Chance of precipitation is 20%.

    High: 89 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 71. Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 89. East wind around 5 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 71. Southeast wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 87. Calm wind becoming east around 5 mph.
Saturday Night
Mostly clear, with a low around 70. Southeast wind around 5 mph becoming calm in the evening.
Sunday
A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 89. Southwest wind around 5 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 71. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Partly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Philadelphia PA
 39.96°N 75.18°W (Elev. 98 ft)
Last Update:
4:12 am EDT Aug 15, 2025
Forecast Valid:
11am EDT Aug 15, 2025-6pm EDT Aug 21, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation