Severe Thunderstorm Warning 103, NWS Philadelphia/Mount Holly

Issued

Jul 18, 2012, 4:28 PM EDT (20:28 UTC)

Expired

Jul 18, 2012, 5:00 PM EDT

In force

32 min

Issued by

NWS Philadelphia/Mount Holly

Area

Storm-based polygon

Counties Hunterdon County, NJ, Bucks County, PA

The Philadelphia radar (KDIX), 68 km from the middle of the area, began a volume at 20:31 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

230 
WUUS51 KPHI 182028
SVRPHI
NJC019-PAC017-182100-
/O.NEW.KPHI.SV.W.0103.120718T2028Z-120718T2100Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
428 PM EDT WED JUL 18 2012

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN HUNTERDON COUNTY IN NORTHWEST NEW JERSEY...
  NORTHERN BUCKS COUNTY IN SOUTHEAST PENNSYLVANIA...

* UNTIL 500 PM EDT

* AT 427 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
  EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
  FROM ERWINNA TO BEDMINSTER...OR ALONG A LINE EXTENDING FROM 16
  MILES SOUTHEAST OF EASTON TO 17 MILES SOUTH OF EASTON...AND MOVING
  EAST AT 20 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  TINICUM TOWNSHIP...PIPERSVILLE...GARDENVILLE...BYRAM...SAND
  BROOK...SERGEANTSVILLE...LUMBERVILLE...NEW HOPE AND STOCKTON

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...LARGE HAIL...AND DEADLY CLOUD TO
GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

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.

PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT
WEDNESDAY EVENING FOR NORTHERN DELAWARE AND NORTHEASTERN MARYLAND AND
NEW JERSEY AND EASTERN PENNSYLVANIA.

&&

LAT...LON 4042 7478 4042 7480 4039 7481 4034 7499
      4044 7543 4054 7506 4047 7477 4043 7475
TIME...MOT...LOC 2028Z 287DEG 17KT 4048 7505 4045 7520

$$

DRAG

778 
WWUS51 KPHI 182044
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
444 PM EDT WED JUL 18 2012

NJC019-PAC017-182100-
/O.CON.KPHI.SV.W.0103.000000T0000Z-120718T2100Z/
HUNTERDON NJ-BUCKS PA-
444 PM EDT WED JUL 18 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM EDT
FOR NORTHERN BUCKS AND SOUTHERN HUNTERDON COUNTIES...

AT 439 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING 
DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG 
A LINE EXTENDING FROM SAND BROOK TO BYRAM TO PIPERSVILLE...OR ALONG 
A LINE EXTENDING FROM 15 MILES NORTHWEST OF TRENTON TO 19 MILES 
SOUTHEAST OF EASTON TO 19 MILES SOUTH OF EASTON...MOVING EAST AT 20 
MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
SERGEANTSVILLE...LUMBERVILLE...NEW HOPE...STOCKTON AND LAMBERTVILLE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT
WEDNESDAY EVENING FOR NORTHERN DELAWARE AND NORTHEASTERN MARYLAND AND
NEW JERSEY AND EASTERN PENNSYLVANIA.

&&

LAT...LON 4042 7478 4042 7480 4039 7481 4034 7499
      4044 7543 4054 7506 4047 7477 4043 7475
TIME...MOT...LOC 2044Z 280DEG 17KT 4041 7484 4044 7501
          4041 7509

$$

DRAG

Severe Thunderstorm Warnings in New Jersey, 2012Severe Thunderstorm Warnings in Pennsylvania, 2012Every severe thunderstorm warning in 2012

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.