Alert archive / New Jersey / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 7, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at May 24, 2012, 1:27 PM EDT for Burlington County, Camden County, New Jersey. It was in force for 48 min. 5 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
- May 24, 2012, 1:27 PM EDT (17:27 UTC)
- Expired
- May 24, 2012, 2:15 PM EDT
- In force
- 48 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Burlington County, NJ, Camden County, NJ
The radar
The Philadelphia radar (KDIX), 40 km from the middle of the area, began a volume at 17:29 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 |
|---|---|---|---|
| May 24, 1:29 PM EDT | TSTM WND DMG | Medford, NJ | LARGE LIMBS DOWN |
| May 24, 1:29 PM EDT | HAIL 0.88 | Vincentown, NJ | |
| May 24, 1:42 PM EDT | HAIL 0.5 | Lumberton, NJ | |
| May 24, 1:43 PM EDT | HAIL 0.75 | Medford, NJ | |
| May 24, 2:04 PM EDT | HAIL 0.5 | Medford, NJ |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 5.5 hours before the alert went out and 117 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
- 302 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 499 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- -11 m²/s²
- 0-3 km storm-relative helicity
- 6 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
622 WUUS51 KPHI 241727 SVRPHI NJC005-007-241815- /O.NEW.KPHI.SV.W.0007.120524T1727Z-120524T1815Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 127 PM EDT THU MAY 24 2012 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WEST CENTRAL BURLINGTON COUNTY IN SOUTHERN NEW JERSEY... CENTRAL CAMDEN COUNTY IN SOUTHERN NEW JERSEY... * UNTIL 215 PM EDT * AT 124 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL AND WIND GUSTS UP TO 60 MPH. THIS STORM WAS LOCATED NEAR MARLTON LAKES...AND MOVING NORTH AT 10 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... MARLTON LAKES AROUND 135 PM EDT... MEDFORD AROUND 200 PM EDT... EVESHAM AROUND 205 PM EDT... MARLTON AROUND 210 PM EDT... MOUNT LAUREL...LUMBERTON...GREENTREE AND 7 MILES SOUTHWEST OF MOUNT HOLLY AROUND 215 PM EDT... PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY. && LAT...LON 4001 7503 4009 7474 3981 7471 3975 7488 TIME...MOT...LOC 1726Z 162DEG 8KT 3981 7482 $$ TFG
1 follow-up statement
128 WWUS51 KPHI 241755 SVSPHI SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 155 PM EDT THU MAY 24 2012 NJC007-241805- /O.CAN.KPHI.SV.W.0007.000000T0000Z-120524T1815Z/ CAMDEN NJ- 155 PM EDT THU MAY 24 2012 ...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL CAMDEN COUNTY IS CANCELLED... THE THUNDERSTORM HAS MOVED INTO BURLINGTON COUNTY. PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY. LAT...LON 3984 7484 4001 7500 4009 7474 3987 7472 TIME...MOT...LOC 1755Z 162DEG 8KT 3991 7481 $$ NJC005-241815- /O.CON.KPHI.SV.W.0007.000000T0000Z-120524T1815Z/ BURLINGTON NJ- 155 PM EDT THU MAY 24 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM EDT FOR WEST CENTRAL BURLINGTON COUNTY... AT 150 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED NEAR MEDFORD...OR 16 MILES EAST OF CAMDEN...MOVING NORTH AT 10 MPH. THE SEVERE THUNDERSTORM WILL BE NEAR... LUMBERTON...MOUNT HOLLY...NWS OFFICE AND 6 MILES SOUTHEAST OF WILLINGBORO BY 215 PM EDT... PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS STORM HAS A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE DAMAGING HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS! PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY. && LAT...LON 3984 7484 4001 7500 4009 7474 3987 7472 TIME...MOT...LOC 1755Z 162DEG 8KT 3991 7481 $$ TFG
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 12:52 PM EDT | Special Weather Statement | PHI | Camden, Gloucester | 53 min |
| May 24, 1:06 PM EDT | Areal Flood Advisory | PHI | Atlantic, Burlington, Camden, Gloucester | 94 min |
| May 24, 1:18 PM EDT | Severe Thunderstorm Warning | PHI | Camden, Gloucester | 38 min |
| May 24, 1:19 PM EDT | Special Weather Statement | PHI | Burlington | 56 min |
| May 24, 1:36 PM EDT | Areal Flood Advisory | PHI | Burlington | 84 min |
| May 24, 1:47 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Mercer, Monmouth | 43 min |
| May 24, 1:50 PM EDT | Flash Flood Warning | PHI | Burlington | 89 min |
| May 24, 2:01 PM EDT | Areal Flood Advisory | PHI | Burlington, Camden, Gloucester, Mercer | 83 min |
| May 24, 2:08 PM EDT | Severe Thunderstorm Warning | PHI | Mercer | 52 min |
| May 24, 2:21 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Mercer, Somerset | 97 min |
| May 24, 2:32 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Mercer | 29 min |
| May 24, 2:36 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer | 54 min |
| May 24, 3:13 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Warren | 91 min |
| May 24, 3:38 PM EDT | Special Weather Statement | PHI | Hunterdon, Somerset | 67 min |
| May 24, 4:23 PM EDT | Special Weather Statement | PHI | Morris, Sussex, Warren | 97 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2012Every severe thunderstorm warning in 2012
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.