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

Severe Thunderstorms and Heat Impact July 4th Weekend

A threat for severe thunderstorms will impact the July 4th weekend, bringing the potential for damaging wind gusts and localized flash flooding through Sunday. Hazardous heat continues into Sunday as well. Read More >

Hazardous Weather Conditions

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Partly Cloudy

100°F

38°C

Humidity 32%
Wind Speed SW 10 mph
Barometer 29.84 in (1010.5 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 4 Jul 5:54 pm EDT
Extended Forecast for

Edgemont PA

Severe T-storm Watch until July 4, 11:00pm
Extreme Heat Warning July 4, 06:46pm until July 4, 08:00pm
Click here for hazard details and duration
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  •  
    Severe T-storm Watch until July 4, 11:00pm
    Extreme Heat Warning July 4, 06:46pm until July 4, 08:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 73 °F

    Severe
    Thunderstorms
    then Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 4am, then a chance of showers and thunderstorms after 4am. Low around 69. East wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 69 °F

    Showers then
    Showers
    Likely

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 79. East wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 79 °F

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 5am, then showers likely. Low around 66. Northeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 66 °F

    Showers

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 80. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers
    Likely then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

Tonight
Showers and thunderstorms before 2am, then a slight chance of showers. Some of the storms could be severe. Low around 73. West wind 5 to 10 mph becoming light northwest in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 4am, then a chance of showers and thunderstorms after 4am. Low around 69. East wind around 5 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
Showers and possibly a thunderstorm. High near 79. East wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Monday Night
Showers and possibly a thunderstorm before 5am, then showers likely. Low around 66. Northeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 80. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
Partly cloudy, with a low around 70.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 90. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Edgemont PA
 39.9°N 75.49°W (Elev. 299 ft)
Last Update:
6:07 pm EDT Jul 4, 2026
Forecast Valid:
6pm EDT Jul 4, 2026-6pm EDT Jul 11, 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