Alert archive / New Jersey / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 250, NWS Philadelphia/Mount Holly

August 26, 2006Atlantic County, Burlington County, Camden County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Aug 26, 2006, 12:55 AM EDT for Atlantic County, Burlington County, Camden County, New Jersey. It was in force for 65 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 26, 2006, 12:55 AM EDT (04:55 UTC)
Expired
Aug 26, 2006, 2:00 AM EDT
In force
65 min
Issued by
NWS Philadelphia/Mount Holly
Area
Counties, with a storm outline in the text

Counties Atlantic County, NJ, Burlington County, NJ, Camden County, NJ

The radar

The Philadelphia radar (KDIX), 40 km from the middle of the area, began a volume at 04:58 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

Wallops Is Stn, VA (KWAL), launched 00:00Z, 4.9 hours before the alert went out and 207 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 00:00Z on 2006-08-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 650 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, Wallops Is Stn, VA at 00:00Z on 2006-08-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 89 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
650 J/kg
Mixed-layer CIN
-50 J/kg
Mixed-layer LCL
1473 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
89 m²/s²
0-3 km storm-relative helicity
76 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.7

Open this sounding in Storm Lab

The text

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

000 
WUUS51 KPHI 260456
SVRPHI
NJC001-005-007-260600-
/O.NEW.KPHI.SV.W.0250.060826T0455Z-060826T0600Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1255 AM EDT SAT AUG 26 2006

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTH CENTRAL ATLANTIC COUNTY IN SOUTHERN NEW JERSEY
  SOUTHERN BURLINGTON COUNTY IN SOUTHERN NEW JERSEY
  SOUTHEASTERN CAMDEN COUNTY IN SOUTHERN NEW JERSEY

* UNTIL 200 AM EDT

* AT 1250 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  BERLIN...OR ABOUT 12 MILES SOUTHEAST OF CAMDEN...AND MOVING   
  SOUTHEAST AT 30 MPH. THIS STORM HAS PRODUCED QUARTER SIZE HAIL FROM
  PENNSYLVANIA INTO NEW JERSEY.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  CHESILHURST BY 100 AM EDT...
  HAMMONTON BY 115 AM EDT...
  WHARTON STATE FOREST BY 125 AM EDT...
  BATSTO AND 7 MILES NORTHEAST OF ELWOOD BY 130 AM EDT...
  EGG HARBOR CITY BY 140 AM EDT...

LAT...LON 3992 7481 3973 7503 3968 7493 3963 7489
      3950 7455 3974 7446

$$

EBERWINE

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 26, 12:26 AM EDTSevere Thunderstorm WarningPHICamden, Gloucester49 min
Aug 26, 3:37 AM EDTSevere Thunderstorm WarningPHIMercer38 min
Aug 26, 3:39 AM EDTSevere Thunderstorm WarningPHIOcean51 min
Aug 26, 4:22 AM EDTSevere Thunderstorm WarningPHIBurlington53 min
Aug 26, 5:16 AM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington46 min
Aug 26, 5:24 AM EDTSpecial Marine WarningPHI96 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2006Every severe thunderstorm warning in 2006

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.