Alert archive / New Jersey / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 48, NWS Philadelphia/Mount Holly

June 22, 2012Burlington County, Monmouth County, Ocean County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 22, 2012, 8:00 PM EDT for Burlington County, Monmouth County, Ocean County, New Jersey. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 22, 2012, 8:00 PM EDT (00:00 UTC)
Expired
Jun 22, 2012, 8:45 PM EDT
In force
45 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), 17 km from the middle of the area, began a volume at 00:00 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 22, 1:41 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Brookhaven, NY (KOKX), launched 00:00Z, 0.0 hours before the alert went out and 171 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-pSkew-T log-p diagram, Brookhaven, NY at 00:00Z on 2012-06-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 230 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 00:00Z on 2012-06-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -53 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
230 J/kg
Mixed-layer CIN
-117 J/kg
Mixed-layer LCL
1141 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
-53 m²/s²
0-3 km storm-relative helicity
-19 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.3

Open this sounding in Storm Lab

The text

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

037 
WUUS51 KPHI 230000
SVRPHI
NJC005-025-029-230045-
/O.NEW.KPHI.SV.W.0048.120623T0000Z-120623T0045Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
800 PM EDT FRI JUN 22 2012

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

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

* UNTIL 845 PM EDT

* AT 756 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 MOUNT HOLLY...OR 16 MILES
  SOUTH OF TRENTON...AND MOVING EAST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  PEMBERTON...JOBSTOWN AND 6 MILES NORTH OF LEISURETOWNE AROUND 805
  PM EDT...
  WRIGHTSTOWN AROUND 815 PM EDT...
  BROWNS MILLS AROUND 825 PM EDT...
  PRESIDENTIAL LAKES AROUND 830 PM EDT...
  CEDAR GLEN LAKES AND WHITING AROUND 845 PM EDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO 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.

ALSO IN ADDITION TO DAMAGING WINDS...HEAVY RAIN WILL OCCUR WITH 
THESE STORMS AND CAUSE LOW-LYING AND POOR DRAINAGE FLOODING.

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 FRIDAY
EVENING FOR NEW JERSEY AND SOUTHEAST PENNSYLVANIA.

&&

LAT...LON 3967 7436 3986 7493 4016 7469 4017 7466
      4014 7462 4014 7459 4016 7460 4017 7461
      4022 7428
TIME...MOT...LOC 2359Z 275DEG 17KT 3999 7473

$$

MPD
1 follow-up statement
643 
WWUS51 KPHI 230033
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
833 PM EDT FRI JUN 22 2012

NJC025-230042-
/O.CAN.KPHI.SV.W.0048.000000T0000Z-120623T0045Z/
MONMOUTH NJ-
833 PM EDT FRI JUN 22 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN MONMOUTH COUNTY
IS CANCELLED...

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 FRIDAY
EVENING FOR SOUTHERN NEW JERSEY. 

&&

LAT...LON 3967 7436 3976 7463 4005 7458 4017 7440
      4017 7429 4013 7429
TIME...MOT...LOC 0032Z 276DEG 18KT 3994 7452

$$

NJC005-029-230045-
/O.CON.KPHI.SV.W.0048.000000T0000Z-120623T0045Z/
BURLINGTON NJ-OCEAN NJ-
833 PM EDT FRI JUN 22 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM EDT
FOR WESTERN OCEAN AND EASTERN BURLINGTON COUNTIES...

AT 830 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR COUNTRY LAKE
ESTATES...OR 19 MILES WEST OF TOMS RIVER...MOVING EAST AT 20 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
CHATSWORTH...WOODRUFF...SIX FLAGS THEME PARK...WHITING...WARREN
GROVE...PENN STATE FOREST...OLD HALFWAY...JACKSONS MILLS...JACKSON...
CASSVILLE...PINE RIDGE AT CRESTWOOD...LAKEHURST...CRESTWOOD VILLAGE
AND CEDAR GLEN LAKES

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

HEAVY RAIN WILL OCCUR WITH THESE STORMS AND CAUSE LOW-LYING AND 
POOR DRAINAGE FLOODING.

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 FRIDAY
EVENING FOR SOUTHERN NEW JERSEY.

&&

LAT...LON 3967 7436 3976 7463 4005 7458 4017 7440
      4017 7429 4013 7429
TIME...MOT...LOC 0032Z 276DEG 18KT 3994 7452

$$

MPD

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 22, 8:15 PM EDTFlash Flood WarningPHISalem53 min
Jun 22, 8:19 PM EDTFlash Flood WarningPHICumberland, Gloucester, Salem70 min
Jun 22, 8:27 PM EDTSevere Thunderstorm WarningPHICumberland, Salem45 min
Jun 22, 8:28 PM EDTSpecial Marine WarningPHI62 min
Jun 22, 8:59 PM EDTSpecial Weather StatementPHICape May61 min
Jun 22, 9:14 PM EDTSpecial Weather StatementPHIAtlantic, Burlington, Camden, Cumberland, Gloucester, Ocean and 1 more61 min
Jun 22, 9:15 PM EDTAreal Flood AdvisoryPHIAtlantic, Cape May, Cumberland, Gloucester2 hr
Jun 22, 9:34 PM EDTAreal Flood AdvisoryPHIAtlantic, Burlington, Camden, Monmouth, Ocean116 min

Nearby

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

Sources

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.