Flash Flooding and Severe Thunderstorms Tuesday, July 28th - Wednesday, July 29th

Scattered to numerous thunderstorms are likely across the region Tuesday, July 28th through Wednesday, July 29th which will bring a risk of flash flooding and severe thunderstorms across the entire region. View this briefing for the details regarding these hazards. Read More >

Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Thunderstorm Heavy Rain

70°F

21°C

Humidity 90%
Wind Speed SW 16 mph
Barometer 29.58 in (1001.7 mb)
Dewpoint 67°F (19°C)
Visibility 7.00 mi
Last update 28 Jul 8:54 pm EDT
Extended Forecast for

National Park NJ

Flood Watch July 28, 09:10pm until July 29, 02:00pm
Flash Flood Warning until July 28, 11:15pm
Click here for hazard details and duration
Flood Watch
...
  •  
    Flood Watch July 28, 09:10pm until July 29, 02:00pm
    Flash Flood Warning until July 28, 11:15pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 67 °F

    Showers then
    Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 82. Northwest wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 20%.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms, mainly between 8pm and 9pm.  Partly cloudy, with a low around 66. Northwest wind 5 to 10 mph.  Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 82. North wind 5 to 10 mph.  Chance of precipitation is 40%.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 66. North wind around 5 mph.  Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

Tonight
Showers and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms, mainly between midnight and 3am. Low around 67. South wind around 5 mph becoming southwest after midnight. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers and thunderstorms, mainly between 8pm and 9pm. Partly cloudy, with a low around 66. Northwest wind 5 to 10 mph. Chance of precipitation is 20%.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. North wind 5 to 10 mph. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66. North wind around 5 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 68.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Mostly cloudy, with a low around 69.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 71. Chance of precipitation is 50%.
Monday
A chance of showers. Mostly cloudy, with a high near 85. Chance of precipitation is 50%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
National Park NJ
 39.87°N 75.17°W (Elev. 7 ft)
9:00 pm EDT Jul 28, 2026
9pm EDT Jul 28, 2026-6pm EDT Aug 4, 2026
 
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