Alert archive / New Jersey / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 15, NWS Philadelphia/Mount Holly

May 17, 1995Cumberland County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at May 17, 1995, 6:59 PM EDT for Cumberland County, New Jersey. It was in force for 46 min.

The area

The counties it named.

The facts

Issued
May 17, 1995, 6:59 PM EDT (22:59 UTC)
Expired
May 17, 1995, 7:45 PM EDT
In force
46 min
Issued by
NWS Philadelphia/Mount Holly
Area
Whole counties

County Cumberland County, NJ

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 12:00Z, 11.0 hours before the alert went out and 157 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, Wallops Is Stn, VA at 12:00Z on 1995-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 88 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, Wallops Is Stn, VA at 12:00Z on 1995-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 211 square meters per square second.19395878Sfc1 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
88 J/kg
Mixed-layer CIN
-321 J/kg
Mixed-layer LCL
1103 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
211 m²/s²
0-3 km storm-relative helicity
227 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 172259
SVRPHL
NJC011-DEZ501-172345-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE PHILADELPHIA/MOUNT HOLLY NJ
659 PM EDT WED MAY 17 1995
 
THE NATIONAL WEATHER SERVICE IN PHILADELPHIA/MOUNT HOLLY HAS ISSUED A
SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING
EFFECTIVE UNTIL  745 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN  NEW JERSEY
 
   ...CUMBERLAND COUNTY
 
IN  DELAWARE
      ...FOR MARINE INTERESTS ON DELAWARE BAY
 
 
   ...DELAWARE BAY
 
AT 655 PM...NATIONAL WEATHER SERVICE SHOWED A SEVERE THUNDERSTORM MOVING
ACROSS NORTHERN DELAWARE BAY AND INTO CUMBERLAND COUNTY NEW JERSEY.
 
WHILE AFLOAT...KEEP A WEATHER EYE OUT FOR THE APPROACH OF
DARK...THREATENING CLOUDS WHICH MAY FORETELL A SQUALL OR
THUNDERSTORM.  IF THREATENING WEATHER APPROACHES...DON'T
DELAY IN SEEKING A SAFE HARBOR.
 
THUNDERSTORMS POSE A VARIETY OF THREATS TO BOATER SAFETY FROM
BOTH GUSTY WINDS AND LIGHTNING.  YOUR BEST COURSE OF ACTION
DURING THUNDERSTORMS IS TO SEEK SAFE HARBOR...BUT IF YOU ARE
CAUGHT ON THE OPEN WATER...STAY BELOW DECK...IF POSSIBLE...AND
AWAY FROM UNGROUNDED METAL OBJECTS.
 
IF SEVERE WEATHER APPROACHES...SEEK SHELTER IMMEDIATELY. HEAVY
RAINS FROM THIS THUNDERSTORMS COULD PRODUCE FLASH FLOODING.
DO NOT DRIVE THROUGH FLOODED ROADWAYS...THE WATER MAY BE
DEEPER THAN YOU THINK.

Nearby

Severe Thunderstorm Warnings in New Jersey, 1995Every severe thunderstorm warning in 1995

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.