Alert archive / New Jersey / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 145, NWS Philadelphia/Mount Holly

July 6, 2011Burlington County, Monmouth County, Ocean County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 6, 2011, 4:32 PM EDT for Burlington County, Monmouth County, Ocean County, New Jersey. It was in force for 58 min. 13 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jul 6, 2011, 4:32 PM EDT (20:32 UTC)
Expired: Jul 6, 2011, 5:30 PM EDT
In force: 58 min
Issued by: NWS Philadelphia/Mount Holly
Area: Storm-based polygon

Counties Burlington County, NJ, Monmouth County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 22 km from the middle of the area, began a volume at 20:35 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.

What was reported inside it

Time	Report	Where	Remark
Jul 6, 4:39 PM EDT	TSTM WND DMG	Bordentown, NJ	LARGE LIMBS DOWN
Jul 6, 4:43 PM EDT	TSTM WND DMG	Mansfield, NJ	LARGE LIMBS DOWN ALONG STATE ROUTE 68... ALSO IN SPRINGFIELD TOWNSHIP.
Jul 6, 4:45 PM EDT	TSTM WND DMG	Florence Twp, NJ	TREES DOWN IN FLORENCE TOWNSHIP.
Jul 6, 4:45 PM EDT	TSTM WND GST 62	Florence Twp, NJ	62 MPH GUST MEASURED IN FLORENCE TOWNSHIP.
Jul 6, 4:45 PM EDT	HAIL 0.75	Florence Twp, NJ	PENNY SIZE HAIL REPORTED IN FLORENCE TOWNSHIP.
Jul 6, 4:48 PM EDT	TSTM WND DMG	Mansfield, NJ	GEORGETOWN ROAD CLOSED BECAUSE OF DOWNED TREES.
Jul 6, 4:50 PM EDT	TSTM WND DMG	North Hanover Twp, NJ	NUMEROUS MEDIUM TO LARGE LIMBS DOWN IN YORKSHIRE TERRACE SECTION.
Jul 6, 4:52 PM EDT	TSTM WND DMG	Springfield, NJ	MOUNT PLEASANT ROAD CLOSED BECAUSE OF DOWNED TREES.
Jul 6, 4:53 PM EDT	TSTM WND DMG	Springfield Twp, NJ	COUNTY ROUTE 537 CLOSED BETWEEN NEW JERSEY STATE ROUTE 68 AND WRIGHTSTOWN GEORGETOWN ROAD BECAUSE OF A DOWNED TREE.
Jul 6, 4:55 PM EDT	TSTM WND DMG	Wrightstown, NJ	LARGE PINE UPROOTED AND SMASHED PART OF FENCING.
Jul 6, 5:05 PM EDT	TSTM WND DMG	New Hanover Twp, NJ	LARGE LIMB DOWN ACROSS FROM THE NEW HANOVER MUNICIPAL COMPLEX.
Jul 6, 5:08 PM EDT	TSTM WND GST 54	Mcguire Afb, NJ	54 MPH GUST MEASURED AT THE MCGUIRE AFB.
Jul 6, 5:12 PM EDT	TSTM WND DMG	Plumstead Twp, NJ	TREES DOWN IN PLUMSTEAD TOWNSHIP.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 8.5 hours before the alert went out and 145 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 721 J/kg
Mixed-layer CIN: -38 J/kg
Mixed-layer LCL: 1270 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: -8 m²/s²
0-3 km storm-relative helicity: 10 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

459 
WUUS51 KPHI 062032
SVRPHI
NJC005-025-029-062130-
/O.NEW.KPHI.SV.W.0145.110706T2032Z-110706T2130Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
432 PM EDT WED JUL 6 2011

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN MONMOUTH COUNTY IN CENTRAL NEW JERSEY...
  NORTH CENTRAL BURLINGTON COUNTY IN SOUTHERN NEW JERSEY...
  NORTHWESTERN OCEAN COUNTY IN SOUTHERN NEW JERSEY...

* UNTIL 530 PM EDT

* AT 431 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED NEAR BORDENTOWN...OR 7 MILES
  SOUTH OF TRENTON...AND MOVING EAST AT 20 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  JACKSONVILLE...JOBSTOWN...GEORGETOWN...WRIGHTSTOWN...CREAM RIDGE...
  BROWNS MILLS...PRESIDENTIAL LAKES...WOODRUFF AND CASSVILLE

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.

IN ADDITION TO DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES GREATEST KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

&&

LAT...LON 3987 7450 4008 7482 4015 7472 4016 7471
      4015 7465 4013 7461 4013 7459 4015 7460
      4013 7429
TIME...MOT...LOC 2032Z 290DEG 17KT 4011 7474

$$
 
TFG

2 follow-up statements

626 
WWUS51 KPHI 062049
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
449 PM EDT WED JUL 6 2011

NJC005-025-029-062130-
/O.CON.KPHI.SV.W.0145.000000T0000Z-110706T2130Z/
MONMOUTH NJ-OCEAN NJ-BURLINGTON NJ-
449 PM EDT WED JUL 6 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR NORTH CENTRAL BURLINGTON...NORTHWESTERN OCEAN AND SOUTHWESTERN
MONMOUTH COUNTIES...

AT 443 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DESTRUCTIVE WINDS
TO AROUND 70 MPH.  THIS STORM WAS LOCATED NEAR GEORGETOWN...OR 10
MILES SOUTHEAST OF TRENTON...MOVING EAST AT 20 MPH.

DOPPLER RADAR SHOWED A FAIRLY WIDESPREAD SWATH OF WIND GUSTS IN EXCESS
OF 50 MPH IN CHESTERFIELD AND MANSFIELD TOWNSHIPS.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
WRIGHTSTOWN...FORT DIX...MCGUIRE AFB...CREAM RIDGE...NEW EGYPT...
BROWNS MILLS...COUNTRY LAKE ESTATES...WOODRUFF AND CASSVILLE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A VERY 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.

&&

LAT...LON 3987 7450 4008 7475 4013 7470 4015 7468
      4015 7465 4013 7461 4013 7459 4015 7460
      4013 7429
TIME...MOT...LOC 2047Z 290DEG 17KT 4009 7465

$$
 
TFG

476 
WWUS51 KPHI 062106
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
506 PM EDT WED JUL 6 2011

NJC005-025-029-062130-
/O.CON.KPHI.SV.W.0145.000000T0000Z-110706T2130Z/
MONMOUTH NJ-OCEAN NJ-BURLINGTON NJ-
506 PM EDT WED JUL 6 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR NORTH CENTRAL BURLINGTON...NORTHWESTERN OCEAN AND SOUTHWESTERN
MONMOUTH COUNTIES...

AT 500 PM EDT...A SEVERE THUNDERSTORM WAS REPORTED CAPABLE OF
PRODUCING DESTRUCTIVE WINDS TO AROUND 70 MPH.  THIS STORM WAS
LOCATED NEAR MCGUIRE AFB...OR 16 MILES SOUTHEAST OF TRENTON...MOVING
EAST AT 20 MPH. MCGUIRE AFB JUST GUSTED TO 54 MPH AND THEY ARE NOT
IN THE CORE OF THE STRONGEST WIND WHICH IS MOVING INTO PLUMSTED AND
NEW HANOVER TOWNSHIPS.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO COUNTRY
LAKE ESTATES...WOODRUFF AND CASSVILLE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A VERY 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.

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF
YOUR HOME OR BUSINESS. THIS STORM HAS THE POTENTIAL TO CAUSE SERIOUS
INJURY AND SIGNIFICANT DAMAGE TO PROPERTY.

&&

LAT...LON 4003 7464 4006 7464 4008 7463 4009 7462
      4011 7460 4013 7459 4014 7457 4013 7429
      3987 7450
TIME...MOT...LOC 2105Z 290DEG 17KT 4003 7453

$$

TFG

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 6, 12:34 PM EDT	Special Weather Statement	PHI	Atlantic	56 min
Jul 6, 1:13 PM EDT	Special Marine Warning	PHI		92 min
Jul 6, 1:23 PM EDT	Severe Thunderstorm Warning	PHI	Cumberland, Salem	52 min
Jul 6, 1:30 PM EDT	Special Marine Warning	PHI		90 min
Jul 6, 1:47 PM EDT	Severe Thunderstorm Warning	PHI	Mercer, Middlesex, Monmouth	58 min
Jul 6, 2:26 PM EDT	Severe Thunderstorm Warning	PHI	Burlington, Monmouth, Ocean	46 min
Jul 6, 2:40 PM EDT	Severe Thunderstorm Warning	PHI	Monmouth, Ocean	62 min
Jul 6, 2:57 PM EDT	Special Marine Warning	PHI		93 min
Jul 6, 3:23 PM EDT	Severe Thunderstorm Warning	PHI	Burlington, Mercer, Middlesex, Monmouth, Ocean	67 min
Jul 6, 4:02 PM EDT	Areal Flood Advisory	PHI	Mercer, Middlesex, Monmouth	118 min
Jul 6, 5:00 PM EDT	Areal Flood Advisory	PHI	Burlington	4 hr
Jul 6, 5:18 PM EDT	Severe Thunderstorm Warning	PHI	Burlington, Ocean	42 min
Jul 6, 5:38 PM EDT	Special Marine Warning	PHI		82 min
Jul 6, 6:14 PM EDT	Special Weather Statement	PHI	Ocean	91 min
Jul 6, 7:03 PM EDT	Flash Flood Warning	PHI	Burlington	2 hr

Nearby

Severe Thunderstorm Warnings in New Jersey, 2011 Every severe thunderstorm warning in 2011

Sources

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