Alert archive / New Jersey / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 266, NWS Philadelphia/Mount Holly

August 29, 2006Cumberland County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Aug 29, 2006, 5:23 PM EDT for Cumberland County, New Jersey. It was in force for 67 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Aug 29, 2006, 5:23 PM EDT (21:23 UTC)
Expired: Aug 29, 2006, 6:30 PM EDT
In force: 67 min
Issued by: NWS Philadelphia/Mount Holly
Area: Counties, with a storm outline in the text

County Cumberland County, NJ

The radar

The Dover AFB radar (KDOX), 72 km from the middle of the area, began a volume at 21:23 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

Time	Report	Where	Remark
Aug 29, 5:40 PM EDT	FUNNEL CLOUD	Bridgeton, NJ	A FUNNEL CLOUD WAS REPORTED IN BRIDGETON.
Aug 29, 5:40 PM EDT	FUNNEL CLOUD	Bridgeton, NJ	A FUNNEL CLOUD WAS REPORTED IN BRIDGETON, HOWEVER NO TOUCHDOWN WAS OBSERVED OR REPORTED.
Aug 29, 6:15 PM EDT	FUNNEL CLOUD	2 Ssw Laurel Lake, NJ	A FUNNEL CLOUD WAS REPORTED IN MAURICE TOWNSHIP, HOWEVER NO TOUCHDOWN WAS OBSERVED OR REPORTED.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Aug 29, 1:52 PM EDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 9.4 hours before the alert went out and 77 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 21 J/kg
Mixed-layer CIN: -132 J/kg
Mixed-layer LCL: 934 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 98 m²/s²
0-3 km storm-relative helicity: 185 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

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

000 
WUUS51 KPHI 292123
SVRPHI
NJC011-292230-
/O.NEW.KPHI.SV.W.0266.060829T2123Z-060829T2230Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
523 PM EDT TUE AUG 29 2006

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CUMBERLAND COUNTY IN SOUTHERN NEW JERSEY
  THIS INCLUDES THE CITY OF VINELAND

* UNTIL 630 PM EDT

* AT 518 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED NEAR SHILOH...OR ABOUT 20 MILES
  WEST OF VINELAND...AND MOVING SOUTHEAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  SEABROOK FARMS BY 530 PM EDT...
  BRIDGETON BY 535 PM EDT...
  ROSENHAYN BY 540 PM EDT...
  FAIRTON BY 545 PM EDT...
  MILLVILLE BY 600 PM EDT...
  LAUREL LAKE BY 605 PM EDT...

DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THIS STORM.
WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. IF A
TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A
STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

THIS STORM HAS A HISTORY OF PRODUCING WIND DAMAGE AROUND SALEM.
THIS IS THE SAME STORM THAT PRODUCED FUNNEL CLOUDS IN NEW CASTLE
COUNTY. 

LAT...LON 3941 7541 3944 7542 3945 7537 3948 7535
      3954 7523 3945 7508 3950 7506 3956 7507
      3941 7486 3921 7496

$$

TFG

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 29, 4:28 PM EDT	Tornado Warning	PHI	Salem	47 min
Aug 29, 4:45 PM EDT	Severe Thunderstorm Warning	PHI	Gloucester	60 min
Aug 29, 5:41 PM EDT	Tornado Warning	PHI	Salem	49 min
Aug 29, 6:15 PM EDT	Severe Thunderstorm Warning	PHI	Atlantic, Cape May	45 min
Aug 29, 6:39 PM EDT	Special Marine Warning	PHI		66 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2006 Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.