Advisory
Severe Thunderstorm Warning
Severe Thunderstorm Warning 
Severe Thunderstorm Warning in effect until 7:30 PM tonight. High winds, heavy rain, and frequent lightning possible. Seek shelter.
* Severe Thunderstorm Warning
* until 730 PM EDT.
* At 650 PM EDT, a severe thunderstorm was located over Collegeville,
or 17 miles northeast of West Chester, moving southeast at 30 mph.
Hazard... 70 mph wind gusts and quarter size hail.
Source... radar indicated.
Impact... minor damage to vehicles is possible. Expect considerable
tree damage. Wind damage is also likely to Mobile homes,
roofs, and outbuildings.
Precautionary/preparedness actions...
For your protection move to an interior room on the lowest floor of a
building.
In addition to large hail and damaging winds, frequent cloud to
ground lightning is occurring with this storm. Move indoors
immediately. Remember, if you can hear thunder, you are close enough
to be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
For additional updates and weather information, visit http://www.weather.gov/phi
For all current NWS Watches, Warnings, or Advisories, visit http://goo.gl/xfexUk
For further information on emergency preparedness, visit http://www.phila.gov/ready
Address/Location
Philadelphia Office of Emergency Management
240 Spring Garden St
Philadelphia, PA 19123
Contact
Emergency: 9-1-1