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

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Mostly Cloudy

72°F

22°C

Humidity 71%
Wind Speed S 6 mph
Barometer 29.83 in (1010.1 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 17 Jun 8:54 am EDT
Extended Forecast for

Philadelphia PA

  • Today

    Today: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Increasing clouds, with a low around 69. South wind 5 to 10 mph.

    Low: 69 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A chance of showers and thunderstorms before 3pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 92. South wind 10 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers after 2am. Partly cloudy, with a low around 69. West wind 10 to 15 mph. Chance of precipitation is 20%.

    Low: 69 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 84. West wind around 10 mph.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Clear, with a low around 65.

    Low: 65 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

Detailed Forecast

Today
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.
Tonight
Increasing clouds, with a low around 69. South wind 5 to 10 mph.
Thursday
A chance of showers and thunderstorms before 3pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 92. South wind 10 to 15 mph, with gusts as high as 35 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 slight chance of showers and thunderstorms before 8pm, then a slight chance of showers after 2am. Partly cloudy, with a low around 69. West wind 10 to 15 mph. Chance of precipitation is 20%.
Juneteenth
Mostly sunny, with a high near 84. West wind around 10 mph.
Friday Night
Clear, with a low around 65.
Saturday
Sunny, with a high near 83.
Saturday Night
Clear, with a low around 63.
Sunday
Sunny, with a high near 85.
Sunday Night
A chance of showers after 2am. Partly cloudy, with a low around 65. Chance of precipitation is 40%.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 85. Chance of precipitation is 60%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.
Tuesday
Mostly sunny, with a high near 84.
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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:
4:07 am EDT Jun 17, 2026
Forecast Valid:
9am EDT Jun 17, 2026-6pm EDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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