Alert archive / New Jersey / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 4, NWS Philadelphia/Mount Holly

April 13, 1994Atlantic County, Cape May County, Cumberland County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Apr 13, 1994, 8:25 PM EDT for Atlantic County, Cape May County, Cumberland County, New Jersey. It was in force for 65 min.

The area

The counties it named.

The facts

Issued
Apr 13, 1994, 8:25 PM EDT (00:25 UTC)
Expired
Apr 13, 1994, 9:30 PM EDT
In force
65 min
Issued by
NWS Philadelphia/Mount Holly
Area
Whole counties

Counties Atlantic County, NJ, Cape May County, NJ, Cumberland County, NJ

The nearest sounding before it

Atlantic City In, NJ (KACY), launched 00:00Z, 0.4 hours before the alert went out and 36 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 00:00Z on 1994-04-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 77 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 00:00Z on 1994-04-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 255 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
77 J/kg
Mixed-layer CIN
-130 J/kg
Mixed-layer LCL
525 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
255 m²/s²
0-3 km storm-relative helicity
307 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.

000 
TTAA00 KACY 140027
SVRACY
NJC001-009-011-140130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATLANTIC CITY NJ
825 PM EDT WED APR 13 1994
 
THE NATIONAL WEATHER SERVICE IN ATLANTIC CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  930 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH NEW JERSEY
 
   ...ATLANTIC COUNTY...CAPE MAY COUNTY...CUMBERLAND COUNTY
 
AND THE ADJACENT COASTAL WATERS
 
 
AT 825 PM...RADAR INDICATED A SEVERE THUNDERSTORM OVER THE DELAWARE BAY
BETWEEN CUMBERLAND COUNTY NEW JERSEY AND KENT COUNTY DELAWARE. IT WAS
MOVING EAST AT 45 MPH.
 
ANOTHER SEVERE THUNDERSTORM WAS IN CENTRAL ATLANTIC COUNTY.  IT WAS ALSO
MOVING EAST AT 45 MPH.
 
 
THESE ARE DANGEROUS STORMS.  IF YOU ARE IN THEIR PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING.  PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING HBUT STAY AWAY FROM WINDOWS.
 
FRANKLIN

Nearby

Severe Thunderstorm Warnings in New Jersey, 1994Every severe thunderstorm warning in 1994

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.