Alert archive / New Jersey / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 100, NWS Philadelphia/Mount Holly

June 6, 2002Atlantic County, Camden County, Gloucester County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 6, 2002, 5:59 PM EDT for Atlantic County, Camden County, Gloucester County, New Jersey. It was in force for 46 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 6, 2002, 5:59 PM EDT (21:59 UTC)
Expired
Jun 6, 2002, 6:45 PM EDT
In force
46 min
Issued by
NWS Philadelphia/Mount Holly
Area
Whole counties

Counties Atlantic County, NJ, Camden County, NJ, Gloucester County, NJ

The radar

The Philadelphia radar (KDIX), 53 km from the middle of the area, began a volume at 22:03 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.

What was reported inside it

TimeReportWhereRemark
Jun 6, 6:05 PM EDTThunderstorm Wind 52 EMilmay, 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 6, 3:30 PM EDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 10.0 hours before the alert went out and 104 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 2002-06-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 326 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 2002-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 11 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
326 J/kg
Mixed-layer CIN
-110 J/kg
Mixed-layer LCL
1175 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
11 m²/s²
0-3 km storm-relative helicity
89 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

000 
WUUS51 KPHI 062159
SVRPHI
NJC001-007-015-062245-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
558 PM EDT THU JUN 6 2002

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTH CENTRAL CAMDEN COUNTY IN SOUTHERN NEW JERSEY.
  SOUTHEASTERN GLOUCESTER COUNTY IN SOUTHERN NEW JERSEY.
  NORTHWESTERN ATLANTIC COUNTY IN SOUTHERN NEW JERSEY.

* UNTIL 645 PM EDT.

* AT 553 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM... 4 MILES SOUTHWEST OF FOLSOM...MOVING
  NORTHEAST AT 50 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  ELWOOD AT 605 PM.

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

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM THURSDAY
EVENING FOR SOUTHWESTERN DELAWARE AND NORTHEASTERN MARYLAND AND
SOUTHERN NEW JERSEY.

$$

LAT...LON 3957 7504 3947 7483 3959 7469 3971 7492

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 5, 10:21 PM EDTSpecial Marine WarningPHI54 min
Jun 5, 11:27 PM EDTSpecial Marine WarningPHI63 min
Jun 5, 11:31 PM EDTSpecial Marine WarningPHI59 min
Jun 5, 11:31 PM EDTSpecial Marine WarningPHI59 min
Jun 6, 2:48 AM EDTSevere Thunderstorm WarningPHIGloucester42 min
Jun 6, 2:54 AM EDTSpecial Marine WarningPHI66 min
Jun 6, 3:42 PM EDTSpecial Marine WarningPHI33 min
Jun 6, 4:20 PM EDTSpecial Marine WarningPHI40 min
Jun 6, 4:59 PM EDTSevere Thunderstorm WarningPHICape May61 min
Jun 6, 5:00 PM EDTSpecial Marine WarningPHI60 min
Jun 6, 5:27 PM EDTSevere Thunderstorm WarningPHIOcean48 min
Jun 6, 5:28 PM EDTFlash Flood WarningPHIOcean2 hr
Jun 6, 5:33 PM EDTSpecial Marine WarningPHI42 min
Jun 6, 6:02 PM EDTSpecial Marine WarningPHI58 min
Jun 6, 6:02 PM EDTSpecial Marine WarningPHI58 min
Jun 6, 6:09 PM EDTSpecial Marine WarningPHI51 min
Jun 6, 6:24 PM EDTFlash Flood WarningPHIAtlantic111 min
Jun 6, 6:42 PM EDTSpecial Marine WarningPHI63 min
Jun 6, 6:50 PM EDTSevere Thunderstorm WarningPHICape May40 min
Jun 6, 7:00 PM EDTSpecial Marine WarningPHI45 min
Jun 6, 7:00 PM EDTSpecial Marine WarningPHI45 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.