Alert archive / New Jersey / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 135, NWS Philadelphia/Mount Holly

July 14, 2004Cumberland County, Salem County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 14, 2004, 5:04 PM EDT for Cumberland County, Salem County, New Jersey. It was in force for 56 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: Jul 14, 2004, 5:04 PM EDT (21:04 UTC)
Expired: Jul 14, 2004, 6:00 PM EDT
In force: 56 min
Issued by: NWS Philadelphia/Mount Holly
Area: Counties, with a storm outline in the text

Counties Cumberland County, NJ, Salem County, NJ

What was reported inside it

Time	Report	Where	Remark
Jul 14, 5:55 PM EDT	TSTM WND DMG	Fairton, NJ	TREES AND WIRES DOWNED IN NEWPORT. THUNDERSTORM WIND GUST MEASURED TO 62 MPH IN NEWPORT.
Jul 14, 5:55 PM EDT	HAIL 0.25	Rosenhayn, NJ
Jul 14, 6:00 PM EDT	FUNNEL CLOUD	Vineland, NJ

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
Jul 14, 12:50 PM EDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 9.1 hours before the alert went out and 75 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: 3 J/kg
Mixed-layer CIN: -233 J/kg
Mixed-layer LCL: 719 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 91 m²/s²
0-3 km storm-relative helicity: 125 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 142104
SVRPHI
NJC011-033-142200-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
503 PM EDT WED JUL 14 2004

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
  SALEM COUNTY IN SOUTHERN NEW JERSEY

* UNTIL 600 PM EDT

* AT 502 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 6 MILES
  WEST OF SHILOH...AND MOVING EAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  SHILOH BY 510 PM EDT...
  SEABROOK FARMS BY 515 PM EDT...
  FAIRTON AND BRIDGETON BY 520 PM EDT...
  ROSENHAYN BY 525 PM EDT...
  MILLVILLE BY 535 PM EDT...
  PORT NORRIS AND VINELAND BY 540 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.

LAT...LON 3921 7506 3918 7515 3925 7518 3930 7526
      3928 7529 3944 7548 3945 7554 3957 7552
      3962 7557 3976 7546 3977 7541 3968 7532
      3964 7517 3942 7486 3931 7487 3920 7494
      3917 7492

$$

IOVINO

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 14, 2:22 PM EDT	Severe Thunderstorm Warning	PHI	Hunterdon	53 min
Jul 14, 3:20 PM EDT	Severe Thunderstorm Warning	PHI	Hunterdon, Somerset	55 min
Jul 14, 3:40 PM EDT	Flash Flood Warning	PHI	Hunterdon, Monmouth	77 days
Jul 14, 4:15 PM EDT	Severe Thunderstorm Warning	PHI	Salem	60 min
Jul 14, 4:19 PM EDT	Severe Thunderstorm Warning	PHI	Somerset	56 min
Jul 14, 5:10 PM EDT	Tornado Warning	PHI	Cumberland, Salem	35 min
Jul 14, 5:17 PM EDT	Flash Flood Warning	PHI	Salem	3 hr
Jul 14, 5:41 PM EDT	Severe Thunderstorm Warning	PHI	Burlington	64 min
Jul 14, 5:53 PM EDT	Severe Thunderstorm Warning	PHI	Mercer	52 min
Jul 14, 5:55 PM EDT	Severe Thunderstorm Warning	PHI	Atlantic, Cumberland	65 min
Jul 14, 7:07 PM EDT	Severe Thunderstorm Warning	PHI	Cape May	53 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2004 Every severe thunderstorm warning in 2004

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.