Alert archive / New Jersey / Severe Thunderstorm Warnings in 2014
Severe Thunderstorm Warning 155, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Sep 2, 2014, 8:07 PM EDT for Burlington County, Camden County, New Jersey. It was in force for 38 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
- Sep 2, 2014, 8:07 PM EDT (00:07 UTC)
- Expired
- Sep 2, 2014, 8:45 PM EDT
- In force
- 38 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Burlington County, NJ, Camden County, NJ
The radar
The Philadelphia radar (KDIX), 37 km from the middle of the area, began a volume at 00:10 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 |
|---|---|---|---|
| Sep 2, 8:10 PM EDT | TSTM WND DMG | Cherry Hill, NJ | TREE DOWN ON NJ 70 EASTBOUND OF NJ41 AND CR154. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 00:00Z, 0.1 hours before the alert went out and 193 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
- 1064 J/kg
- Mixed-layer CIN
- -51 J/kg
- Mixed-layer LCL
- 1177 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 113 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
309
WUUS51 KPHI 030007
SVRPHI
NJC005-007-030045-
/O.NEW.KPHI.SV.W.0155.140903T0007Z-140903T0045Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
807 PM EDT TUE SEP 2 2014
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHWESTERN CAMDEN COUNTY IN SOUTHERN NEW JERSEY...
NORTHERN BURLINGTON COUNTY IN SOUTHERN NEW JERSEY...
* UNTIL 845 PM EDT
* AT 806 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM. THE STORM WAS NEAR MERCHANTVILLE...MOVING EAST
AT 35 MPH. THIS STORM IS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
GREENTREE AROUND 815 PM EDT...
MOUNT LAUREL AND MARLTON AROUND 820 PM EDT...
WILLINGBORO AROUND 825 PM EDT...
LUMBERTON AND MEDFORD AROUND 830 PM EDT...
MOUNT HOLLY AND JACKSONVILLE AROUND 835 PM EDT...
PEMBERTON AND JOBSTOWN AROUND 840 PM EDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...MOVE INDOORS TO A
STURDY BUILDING AND STAY AWAY FROM WINDOWS. WHEN IT IS SAFE TO DO
SO...REPORT SEVERE WEATHER TO LOCAL LAW ENFORCEMENT OR TO THE
NATIONAL WEATHER SERVICE.
VERY HEAVY RAIN WILL ALSO OCCUR WITH THIS SEVERE THUNDERSTORM...WHICH
COULD FLOOD LOW LYING AREAS QUICKLY AND COVER ROADS WITH WATER. DO
NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
&&
LAT...LON 3992 7448 3988 7514 3990 7514 3995 7514
3998 7508 4001 7505 4002 7502 4004 7499
4015 7464 4014 7462 4014 7459 3994 7447
TIME...MOT...LOC 0007Z 259DEG 30KT 3995 7507
$$
NIERENBERGThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 2, 8:25 PM EDT | Special Weather Statement | PHI | Salem | 65 min |
| Sep 2, 8:40 PM EDT | Special Marine Warning | PHI | 95 min | |
| Sep 2, 9:13 PM EDT | Special Weather Statement | PHI | Atlantic, Camden, Cumberland, Gloucester, Salem | 77 min |
| Sep 2, 9:18 PM EDT | Special Marine Warning | PHI | 87 min | |
| Sep 2, 10:23 PM EDT | Special Weather Statement | PHI | Atlantic | 52 min |
| Sep 2, 10:28 PM EDT | Special Marine Warning | PHI | 92 min | |
| Sep 2, 11:28 PM EDT | Special Weather Statement | PHI | Camden, Gloucester | 62 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2014Every severe thunderstorm warning in 2014
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.