Storms in the East; Monsoons and Fire Weather Out West

A slow moving frontal system will bring strong to severe storms, and, locally heavy rain from the Plains to the Northeast. Monsoon moisture shifts to the east into portions of the southern Plains and may produce excessive rains across portions of the High Plains and desert southwest. Fire Weather threats remain elevated to critical with isolated dry thunderstorms in the Intermountain West. Read More >

Hazardous Weather Conditions

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Mostly Cloudy

77°F

25°C

Humidity 85%
Wind Speed SW 3 mph
Barometer 30.10 in (1019.1 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 17 Aug 2:54 am EDT
Extended Forecast for

Philadelphia PA

  • Overnight

    Overnight: Partly cloudy, with a low around 74. Calm wind.

    Partly Cloudy

    Low: 74 °F

  • Friday

    Friday: A chance of showers and thunderstorms, mainly after 4pm. Some of the storms could produce gusty winds and heavy rain.  Patchy fog before 7am.  Otherwise, partly sunny, with a high near 93. Light south wind becoming southwest 5 to 9 mph in the morning.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Patchy Fog
    then Heavy
    Rain

    High: 93 °F

  • Friday
    Night

    Friday Night: Showers and thunderstorms likely, mainly before midnight. Some of the storms could produce gusty winds and heavy rain.  Mostly cloudy, with a low around 75. Southwest wind 5 to 9 mph becoming light  after midnight.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Heavy Rain

    Low: 75 °F

  • Saturday

    Saturday: A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms after 8am.  Mostly cloudy, with a high near 88. West wind around 8 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    High: 88 °F

  • Saturday
    Night

    Saturday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 70. Northwest wind 5 to 7 mph becoming northeast after midnight.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers

    Low: 70 °F

  • Sunday

    Sunday: A slight chance of showers.  Mostly cloudy, with a high near 81. Chance of precipitation is 20%.

    Slight Chance
    Showers

    High: 81 °F

  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around 65.

    Mostly Cloudy

    Low: 65 °F

  • Monday

    Monday: Mostly sunny, with a high near 82.

    Mostly Sunny

    High: 82 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 67.

    Partly Cloudy

    Low: 67 °F

Detailed Forecast

Overnight
Partly cloudy, with a low around 74. Calm wind.
Friday
A chance of showers and thunderstorms, mainly after 4pm. Some of the storms could produce gusty winds and heavy rain. Patchy fog before 7am. Otherwise, partly sunny, with a high near 93. Light south wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms likely, mainly before midnight. Some of the storms could produce gusty winds and heavy rain. Mostly cloudy, with a low around 75. Southwest wind 5 to 9 mph becoming light after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms after 8am. Mostly cloudy, with a high near 88. West wind around 8 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 70. Northwest wind 5 to 7 mph becoming northeast after midnight. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A slight chance of showers. Mostly cloudy, with a high near 81. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 65.
Monday
Mostly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 67.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 50%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
Sunny, with a high near 84.
Click Map For Forecast
Point Forecast:
Philadelphia PA
 39.96°N 75.16°W (Elev. 26 ft)
12:36 am EDT Aug 17, 2018
3am EDT Aug 17, 2018-6pm EDT Aug 23, 2018
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database