Alert archive / New Jersey / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 54, NWS Philadelphia/Mount Holly

August 26, 1992Burlington County, New Jersey; Bucks County, Pennsylvania

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Aug 26, 1992, 6:08 PM EDT for Burlington County, New Jersey; Bucks County, Pennsylvania. It was in force for 67 min.

The area

The counties it named.

The facts

Issued
Aug 26, 1992, 6:08 PM EDT (22:08 UTC)
Expired
Aug 26, 1992, 7:15 PM EDT
In force
67 min
Issued by
NWS Philadelphia/Mount Holly
Area
Whole counties

Counties Burlington County, NJ, Bucks County, PA

The nearest sounding before it

Atlantic City In, NJ (KACY), launched 12:00Z, 10.1 hours before the alert went out and 80 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, Atlantic City In, NJ at 12:00Z on 1992-08-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1962 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Atlantic City In, NJ at 12:00Z on 1992-08-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 2 square meters per square second.1939Sfc1 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
1962 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
829 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
2 m²/s²
0-3 km storm-relative helicity
-3 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.

000 
TTAA00 KPHL 262210
SVRPHL
NJC005-PAC017-262315-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PHILADELPHIA PA
608 PM EDT WED AUG 26 1992
 
THE NATIONAL WEATHER SERVICE IN PHILADELPHIA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  715 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH NEW JERSEY
 
   ...WESTERN BURLINGTON COUNTY
 
 
IN SOUTHEAST PENNSYLVANIA
 
   ...EASTERN BUCKS COUNTY
 
BETWEEN 530 PM AND 600 PM...REPORTS OF STRONG WINDS FROM THUNDERSTORMS
SNAPPED OFF TREE LIMBS FROM THE FAIRLESS HILLS AND YARDLEY FALLS
AREAS OF LOWER BUCKS COUNTY OF SOUTHEASTERN PENNSYLVANIA. ALSO
RECEIVED A REPORT OF WIND GUSTS TO 45 TO 50 MILES AN HOUR FROM
EDGEWATER PARK...IN BURLINGTON COUNTY OF SOUTHERN NEW JERSEY.
 
THESE THUNDERSTORMS ARE MOVING TOWARDS THE SOUTH SOUTHEAST AT
AROUND 10 MILES AN HOUR AND ARE CAPABLE OF PRODUCING VERY HEAVY
RAINS...QUICKLY FLOODING ROADWAYS.
 
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN THE WARNED AREA...PREPARE
FOR STRONG DAMAGING WINDS...LARGE HAIL...VERY HEAVY RAIN AND DEADLY
LIGHTNING.  SHOULD THE STORM APPROACH YOU...SEEK IMMEDIATE SHELTER
INDOORS...BUT DO NOT STAND NEAR WINDOWS.  MOBILE HOMES ARE MOST
VULNERABLE TO HIGH WINDS AND SHOULD BE AVOIDED.
 
 
 
&

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 26, 6:20 PM EDTSevere Thunderstorm WarningPHICamden, Gloucester55 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 1992Severe Thunderstorm Warnings in Pennsylvania, 1992Every severe thunderstorm warning in 1992

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.