Alert archive / New Jersey / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 57, NWS Philadelphia/Mount Holly

July 15, 1995Somerset County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 15, 1995, 10:25 PM EDT for Somerset County, New Jersey. It was in force for 65 min.

The area

The counties it named.

The facts

Issued
Jul 15, 1995, 10:25 PM EDT (02:25 UTC)
Expired
Jul 15, 1995, 11:30 PM EDT
In force
65 min
Issued by
NWS Philadelphia/Mount Holly
Area
Whole counties

County Somerset County, NJ

The radar

The Philadelphia radar (KDIX), 71 km from the middle of the area, began a volume at 02:27 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 nearest sounding before it

Brookhaven, NY (KOKX), launched 00:00Z, 2.4 hours before the alert went out and 151 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 1995-07-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3975 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, Brookhaven, NY at 00:00Z on 1995-07-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 139 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
3975 J/kg
Mixed-layer CIN
-71 J/kg
Mixed-layer LCL
1454 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
139 m²/s²
0-3 km storm-relative helicity
155 m²/s²
Significant tornado parameter
1.0
Supercell composite
8.8

Open this sounding in Storm Lab

The text

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

000 
WUUS1 KPHL 160225 RRA
SVRPHL
NJC027-035-160330-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PHILADELPHIA/MOUNT HOLLY NJ
1025 PM EDT SAT JUL 15 1995
 
THE NATIONAL WEATHER SERVICE IN PHILADELPHIA/MOUNT HOLLY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1130 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN  NEW JERSEY
 
   ...SOUTHERN MORRIS COUNTY...SOMERSET COUNTY
 
AT 1020 PM...NATIONAL WEATHER SERVICE RADAR SHOWED AN AREA OF SEVERE
THUNDERSTORMS IN SOUTHERN MORRIS COUNTY MOVING SOUTH INTO SOMERSET
COUNTY. THE THUNDERSTORMS WERE MOVING SOUTHEAST AT ABOUT 15 MPH.
 
THESE ARE DANGEROUS STORMS.  PREPARE FOR STRONG DAMAGING WINDS...
LARGE HAIL...HEAVY RAINS AND DEADLY LIGHTNING.  SHOULD THE STORMS
APPROACH MOVE INSIDE QUICKLY. DO NOT STAND NEAR WINDOWS.  MOBILE
HOMES ARE MOST VULNERABLE TO HIGH WINDS AND SHOULD BE AVOIDED.
 
KRAUS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 15, 10:25 PM EDTSevere Thunderstorm WarningPHIMorris26 min
Jul 16, 3:40 AM EDTSevere Thunderstorm WarningPHIGloucester, Salem65 min
Jul 16, 3:55 AM EDTSevere Thunderstorm WarningPHICumberland50 min

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; radar from the NEXRAD Level II archive.