Alert archive / New Jersey / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 63, NWS Philadelphia/Mount Holly

May 14, 2002Burlington County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at May 14, 2002, 7:37 PM EDT for Burlington County, New Jersey. It was in force for 23 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 14, 2002, 7:37 PM EDT (23:37 UTC)
Expired
May 14, 2002, 8:00 PM EDT
In force
23 min
Issued by
NWS Philadelphia/Mount Holly
Area
Whole counties

County Burlington County, NJ

The radar

The Philadelphia radar (KDIX), 23 km from the middle of the area, began a volume at 23:39 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

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 11.6 hours before the alert went out and 131 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 2002-05-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Phillips Aaf/Abe, MD at 12:00Z on 2002-05-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -217 square meters per square second.1939587897117136Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1314 m above ground
0-6 km bulk shear
88 kt
0-1 km storm-relative helicity
-217 m²/s²
0-3 km storm-relative helicity
-115 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 
WUUS51 KPHI 142337
SVRPHI
NJC005-150000-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
736 PM EDT TUE MAY 14 2002

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN BURLINGTON COUNTY IN SOUTHERN NEW JERSEY.

* UNTIL 800 PM EDT.

* AT 733 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM...4 MILES SOUTHEAST OF WHARTON STATE FOREST...
  MOVING SOUTHEAST AT 50 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
RURAL SOUTHEASTERN BURLINGTON COUNTY WITHIN THE NEXT 30 MINUTES.

THIS STORM HAS A HISTORY OF PRODUCING DAMAGING WINDS.

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

$$

LAT...LON 3975 7471 3971 7465 3957 7443 3988 7449

KRUZDLO

The office that day

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

IssuedProductOfficeCountiesLasted
May 13, 9:05 PM EDTSpecial Marine WarningPHI85 min
May 13, 9:05 PM EDTSpecial Marine WarningPHI85 min
May 13, 9:05 PM EDTSpecial Marine WarningPHI85 min
May 13, 10:28 PM EDTSpecial Marine WarningPHI2 hr
May 13, 11:40 PM EDTFlash Flood WarningPHISussex3 hr
May 13, 11:47 PM EDTFlash Flood WarningPHIMorris, Sussex3 hr
May 14, 4:51 PM EDTSpecial Marine WarningPHI84 min
May 14, 5:20 PM EDTSpecial Marine WarningPHI55 min
May 14, 6:27 PM EDTSpecial Marine WarningPHI93 min
May 14, 6:27 PM EDTSpecial Marine WarningPHI93 min
May 14, 6:27 PM EDTSpecial Marine WarningPHI93 min
May 14, 6:44 PM EDTSevere Thunderstorm WarningPHICamden, Gloucester, Salem36 min
May 14, 6:58 PM EDTSevere Thunderstorm WarningPHIBurlington32 min
May 14, 7:11 PM EDTSevere Thunderstorm WarningPHIAtlantic, Cumberland49 min
May 14, 7:30 PM EDTSpecial Marine WarningPHI2 hr
May 14, 7:30 PM EDTSpecial Marine WarningPHI2 hr
May 14, 7:47 PM EDTSevere Thunderstorm WarningPHICape May43 min
May 14, 7:52 PM EDTSevere Thunderstorm WarningPHIOcean28 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2002Every severe thunderstorm warning in 2002

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.