Isaias Rapidly Moving North with Tropical Storm Impacts; Critical Fire Weather Conditions in the West

Isaias speed will increase some as it heads into New England, including New York City and other larger New England cities today and tonight; and the center is forecast to be in Canada by Wednesday morning. Very heavy rain and flash flooding, damaging winds, storm surge, and isolated tornadoes can be expected. In the West, critical fire conditions continue due to hot, dry, and breezy conditions. Read More >

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Light Rain Fog/Mist and Windy

73°F

23°C

Humidity 90%
Wind Speed W 30 G 43 mph
Barometer 29.47 in (997.9 mb)
Dewpoint 70°F (21°C)
Visibility 4.00 mi
Last update 4 Aug 12:54 pm EDT
Extended Forecast for

Philadelphia PA

Tropical Storm Warning until further notice
Flash Flood Watch until August 5, 12:00am
Coastal Flood Advisory until August 4, 08:00pm
Flash Flood Warning until August 4, 02:15pm
Click here for hazard details and duration
Tropical Storm Warning until further notice
Flash Flood Watch
Coastal Flood Advisory
...
  •  
    Tropical Storm Warning until further notice
    Flash Flood Watch until August 5, 12:00am
    Coastal Flood Advisory until August 4, 08:00pm
    Flash Flood Warning until August 4, 02:15pm

    NOW: Multiple
    hazards in effect

    Click HERE for Details

  • This
    Afternoon

    This Afternoon: Tropical storm conditions. Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. Some of the storms could produce heavy rainfall.

    Tropical
    Storm
    Conditions

    High: 78 °F

  • Tonight

    Tonight: A chance of showers, mainly between 10pm and 1am. The rain could be heavy at times.  Mostly cloudy, with a low around 71. Southwest wind 5 to 10 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Heavy Rain

    Low: 71 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88. Light west wind increasing to 5 to 10 mph in the morning.

    Mostly Sunny

    High: 88 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 67. West wind around 5 mph becoming calm  in the evening.

    Partly Cloudy

    Low: 67 °F

  • Thursday

    Thursday: A chance of showers and thunderstorms.  Partly sunny, with a high near 85. Northeast wind around 5 mph.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    High: 85 °F

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 69. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    Low: 69 °F

  • Friday

    Friday: A chance of showers and thunderstorms.  Partly sunny, with a high near 85. Chance of precipitation is 50%.

    Chance
    T-storms

    High: 85 °F

  • Friday
    Night

    Friday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 70. Chance of precipitation is 30%.

    Chance
    T-storms

    Low: 70 °F

Detailed Forecast

This Afternoon
Tropical storm conditions. Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. Some of the storms could produce heavy rainfall.
Tonight
A chance of showers, mainly between 10pm and 1am. The rain could be heavy at times. Mostly cloudy, with a low around 71. Southwest wind 5 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Mostly sunny, with a high near 88. Light west wind increasing to 5 to 10 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 67. West wind around 5 mph becoming calm in the evening.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. Northeast wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 69.
Sunday
Mostly sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 70.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
Click Map For Forecast
Point Forecast:
Philadelphia PA
 39.96°N 75.16°W (Elev. 26 ft)
1:40 pm EDT Aug 4, 2020
1pm EDT Aug 4, 2020-6pm EDT Aug 10, 2020
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database