Alert archive / New Jersey / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 107, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 27, 2007, 9:38 PM EDT for Philadelphia County, Pennsylvania; Burlington County, Camden County, Gloucester County, New Jersey. It was in force for 67 min. 1 report 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
- Jun 27, 2007, 9:38 PM EDT (01:38 UTC)
- Expired
- Jun 27, 2007, 10:45 PM EDT
- In force
- 67 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Counties, with a storm outline in the text
Counties Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Philadelphia County, PA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 27, 10:20 PM EDT | TSTM WND DMG | Haddonfield, NJ | LARGE LIMBS DOWN. |
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 |
|---|---|---|---|
| Jun 27, 7:26 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 00:00Z, 1.6 hours before the alert went out and 214 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.
- Mixed-layer CAPE
- 1028 J/kg
- Mixed-layer CIN
- -52 J/kg
- Mixed-layer LCL
- 1645 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- -6 m²/s²
- 0-3 km storm-relative helicity
- 49 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS51 KPHI 280138
SVRPHI
NJC005-007-015-PAC101-280245-
/O.NEW.KPHI.SV.W.0107.070628T0138Z-070628T0245Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
938 PM EDT WED JUN 27 2007
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
PHILADELPHIA COUNTY IN SOUTHEAST PENNSYLVANIA...
THIS INCLUDES THE CITY OF PHILADELPHIA...
EXTREME WEST CENTRAL BURLINGTON COUNTY IN SOUTHERN NEW JERSEY...
NORTHWESTERN CAMDEN COUNTY IN SOUTHERN NEW JERSEY...
THIS INCLUDES THE CITY OF CAMDEN...
NORTHERN GLOUCESTER COUNTY IN SOUTHERN NEW JERSEY...
* UNTIL 1045 PM EDT
* AT 934 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM KNOCKED DOWN TREES
AND WIRES IN SOUTHERN CHESTER COUNTY. THIS STORM WAS LOCATED 12
MILES NORTHWEST OF GIBBSTOWN...OR ABOUT 8 MILES WEST OF
SPRINGFIELD...AND MOVING EAST AT 30 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
SOUTH PHILADELPHIA BY 1000 PM EDT...
WOODBURY BY 1005 PM EDT...
GLOUCESTER CITY...CAMDEN AND CENTER CITY BY 1010 PM EDT...
BELLMAWR BY 1015 PM EDT...
CHERRY HILL MALL AND MAGNOLIA BY 1020 PM EDT...
CHERRY HILL AND SPRINGDALE BY 1025 PM EDT...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
THUNDERSTORMS ARE CAPABLE OF PRODUCING HEAVY RAINFALL WHICH MAY
RESULT IN LOCALIZED AREAS OF FLOODING. DO NOT DRIVE IN AREAS WHERE
WATER IS CROSSING THE ROAD.
IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.
LAT...LON 3975 7526 3983 7538 3985 7535 3985 7524
3987 7524 3988 7526 3990 7526 3994 7524
3999 7528 4003 7519 4007 7502 3975 7493
$$
TFGThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 27, 8:04 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 56 min |
| Jun 27, 8:18 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Northampton | 87 min |
| Jun 27, 8:33 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 72 min |
| Jun 27, 9:10 PM EDT | Severe Thunderstorm Warning | PHI | Delaware | 65 min |
| Jun 27, 9:19 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Lehigh | 86 min |
| Jun 27, 10:09 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 66 min |
| Jun 28, 6:30 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 60 min |
| Jun 27, 8:56 PM EDT | Severe Thunderstorm Warning | PHI | Morris | 69 min |
| Jun 27, 10:02 PM EDT | Special Marine Warning | PHI | 58 min | |
| Jun 27, 10:40 PM EDT | Severe Thunderstorm Warning | PHI | Burlington | 80 min |
| Jun 27, 10:47 PM EDT | Severe Thunderstorm Warning | PHI | Camden | 43 min |
| Jun 27, 10:57 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic | 63 min |
| Jun 27, 11:06 PM EDT | Severe Thunderstorm Warning | PHI | Monmouth | 69 min |
| Jun 27, 11:10 PM EDT | Special Marine Warning | PHI | 95 min | |
| Jun 27, 11:30 PM EDT | Severe Thunderstorm Warning | PHI | Ocean | 59 min |
| Jun 28, 3:40 PM EDT | Special Marine Warning | PHI | 95 min | |
| Jun 28, 4:51 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 54 min |
| Jun 28, 5:00 PM EDT | Flash Flood Warning | PHI | Sussex | 3 hr |
| Jun 28, 5:29 PM EDT | Severe Thunderstorm Warning | PHI | Morris | 61 min |
| Jun 28, 7:24 PM EDT | Severe Thunderstorm Warning | PHI | Mercer | 66 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2007Severe Thunderstorm Warnings in Pennsylvania, 2007Every severe thunderstorm warning in 2007
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.