Alert archive / New Jersey / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 99, NWS Philadelphia/Mount Holly

June 26, 1998Atlantic County, Burlington County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 26, 1998, 3:32 PM EDT for Atlantic County, Burlington County, New Jersey. It was in force for 68 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jun 26, 1998, 3:32 PM EDT (19:32 UTC)
Expired
Jun 26, 1998, 4:40 PM EDT
In force
68 min
Issued by
NWS Philadelphia/Mount Holly
Area
Whole counties

Counties Atlantic County, NJ, Burlington County, NJ

What was reported inside it

TimeReportWhereRemark
Jun 26, 3:40 PM EDTThunderstorm Wind 50Atsion, NJ

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 26, 2:15 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 7.5 hours before the alert went out and 126 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, Phillips Aaf/Abe, MD at 12:00Z on 1998-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 507 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, Phillips Aaf/Abe, MD at 12:00Z on 1998-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 119 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
507 J/kg
Mixed-layer CIN
-148 J/kg
Mixed-layer LCL
1558 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
119 m²/s²
0-3 km storm-relative helicity
105 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

328 
WUUS1 KPHL 261935 RRA
SVRPHL
NJC001-005-262035-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING...CORRECTED
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
332 PM EDT FRI JUN 26 1998

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN BURLINGTON COUNTY IN NEW JERSEY
  NORTHERN ATLANTIC COUNTY IN NEW JERSEY

* UNTIL 440 PM EDT

* AT 328 PM EDT... A SEVERE THUNDERSTORM WAS INDICATED IN THE
  VICINITY OF ATSION... BY NATIONAL WEATHER SERVICE DOPPLER RADAR
  AND SPOTTER REPORTS... MOVING EAST SOUTHEAST 30 MPH.  THIS
  CONTINUES TO HAVE A LONG HISTORY OF PRODUCING HAIL AS LARGE AS
  QUARTERS AND WIND GUSTS IN EXCESS OF 50 MPH.  TREE TOPS WERE
  KNOCKED DOWN IN SOMERDALE IN CAMDEN COUNTY.  QUARTER SIZE HAIL
  WAS JUST REPORTED IN MOUNT LAUREL AND MARLTON.

* THE SEVERE THUNDERSTORM IS EXPECTED TO BE NEAR...
  SWEETWATER AT 335 PM EDT
  JENKINS AT 340 PM EDT
  NEW GRETNA AT 350 PM EDT
  GREEN BANK AT 350 PM EDT

THIS IS A DANGEROUS STORM. MOVE INSIDE A STRONG BUILDING AND DO
NOT STAND NEAR WINDOWS. FOR YOUR PROTECTION MOVE TO AN INTERIOR
ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.

DO NOT DRIVE YOUR CAR WHERE WATER COVERS THE ROADWAY. THE WATER
MAY BE DEEPER THAN YOU THINK. IF CAUGHT IN RISING FLOOD WATERS...
ABANDON YOUR CAR QUICKLY AND MOVE TO HIGHER GROUND.

FOR THE LATEST STORM INFORMATION...PLEASE TUNE TO NOAA WEATHER
RADIO...YOUR LOCAL RADIO OR TELEVISION STATIONS...OR YOUR CABLE
TELEVISION OUTLET.

WN/TG


&

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 26, 2:49 PM EDTSevere Thunderstorm WarningPHIBurlington, Camden61 min
Jun 26, 3:54 PM EDTSevere Thunderstorm WarningPHIOcean61 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 1998Every severe thunderstorm warning in 1998

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.