Alert archive / New Jersey / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 150, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 7, 2011, 4:17 PM EDT for Burlington County, Ocean County, New Jersey. It was in force for 88 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
- Jul 7, 2011, 4:17 PM EDT (20:17 UTC)
- Expired
- Jul 7, 2011, 5:45 PM EDT
- In force
- 88 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Burlington County, NJ, Ocean County, NJ
The radar
The Philadelphia radar (KDIX), 9 km from the middle of the area, began a volume at 20:17 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 |
|---|---|---|---|
| Jul 7, 4:26 PM EDT | TSTM WND DMG | Southampton Twp, NJ | TREES REPORTED DOWN IN SOUTHAMPTON TOWNSHIP. |
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, 8.3 hours before the alert went out and 149 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
- 549 J/kg
- Mixed-layer CIN
- -133 J/kg
- Mixed-layer LCL
- 1227 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- -7 m²/s²
- 0-3 km storm-relative helicity
- 30 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
927 WUUS51 KPHI 072017 SVRPHI NJC005-029-072145- /O.NEW.KPHI.SV.W.0150.110707T2017Z-110707T2145Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 417 PM EDT THU JUL 7 2011 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CENTRAL BURLINGTON COUNTY IN SOUTHERN NEW JERSEY... CENTRAL OCEAN COUNTY IN SOUTHERN NEW JERSEY... THIS INCLUDES THE CITY OF TOMS RIVER... * UNTIL 545 PM EDT * AT 413 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM WOODRUFF TO MEDFORD...OR ALONG A LINE EXTENDING FROM 17 MILES SOUTHEAST OF TRENTON TO 18 MILES EAST OF CAMDEN...AND MOVING EAST AT 20 MPH. * SEVERE THUNDERSTORMS WILL BE NEAR... WOODRUFF AND TABERNACLE AROUND 425 PM EDT... PRESIDENTIAL LAKES AROUND 435 PM EDT... LAKEHURST AND CEDAR GLEN LAKES AROUND 450 PM EDT... WHITING AND CHATSWORTH AROUND 455 PM EDT... PENN STATE FOREST AND OLD HALFWAY AROUND 505 PM EDT... LEISURE VILLAGE AROUND 510 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. 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 GREATEST KILLERS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. && LAT...LON 3968 7432 3983 7491 4008 7456 4007 7406 TIME...MOT...LOC 2017Z 271DEG 18KT 4004 7451 3984 7477 $$ TFG
2 follow-up statements
226 WWUS51 KPHI 072059 SVSPHI SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 459 PM EDT THU JUL 7 2011 NJC005-029-072145- /O.CON.KPHI.SV.W.0150.000000T0000Z-110707T2145Z/ OCEAN NJ-BURLINGTON NJ- 459 PM EDT THU JUL 7 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM EDT FOR CENTRAL BURLINGTON AND CENTRAL OCEAN COUNTIES... AT 456 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM WOODRUFF TO TABERNACLE...OR ALONG A LINE EXTENDING FROM 14 MILES NORTHWEST OF TOMS RIVER TO 21 MILES SOUTHEAST OF CAMDEN...MOVING EAST AT 20 MPH. SEVERE THUNDERSTORMS WILL BE NEAR... PRESIDENTIAL LAKES BY 505 PM EDT... CEDAR GLEN WEST AND LAKEHURST BY 515 PM EDT... WHITING...LEISURE KNOLL AND CEDAR GLEN LAKES BY 520 PM EDT... LEISURE VILLAGE WEST-PINE LAKE PARK AND CRESTWOOD VILLAGE BY 525 PM EDT... PINE RIDGE AT CRESTWOOD AND CHATSWORTH BY 530 PM EDT... PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS. && LAT...LON 3968 7432 3983 7491 4008 7452 4007 7406 TIME...MOT...LOC 2059Z 271DEG 18KT 4004 7440 3982 7472 $$ TFG
891 WWUS51 KPHI 072135 SVSPHI SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 535 PM EDT THU JUL 7 2011 NJC005-029-072145- /O.CON.KPHI.SV.W.0150.000000T0000Z-110707T2145Z/ OCEAN NJ-BURLINGTON NJ- 535 PM EDT THU JUL 7 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM EDT FOR CENTRAL BURLINGTON AND SOUTHERN OCEAN COUNTIES... AT 534 PM EDT...A LINE OF SEVERE THUNDERSTORMS WAS REPORTED CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM BAMBER LAKE TO 6 MILES SOUTHEAST OF TABERNACLE...OR ALONG A LINE EXTENDING FROM 10 MILES WEST OF TOMS RIVER TO 27 MILES SOUTHWEST OF TOMS RIVER...MOVING SOUTHEAST AT 15 MPH. SEVERE THUNDERSTORMS WILL BE NEAR... OLD HALFWAY AND CHATSWORTH BY 540 PM EDT... BAMBER LAKE...PENN STATE FOREST...8 MILES NORTHWEST OF BROOKVILLE AND 8 MILES NORTHWEST OF WARREN GROVE BY 545 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. && LAT...LON 3990 7444 3989 7420 3968 7432 3982 7488 TIME...MOT...LOC 2135Z 319DEG 12KT 3992 7437 3977 7464 $$ TFG
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 1:27 PM EDT | Special Weather Statement | PHI | Burlington | 93 min |
| Jul 7, 3:11 PM EDT | Special Weather Statement | PHI | Atlantic | 64 min |
| Jul 7, 3:15 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Ocean | 45 min |
| Jul 7, 3:16 PM EDT | Special Marine Warning | PHI | 89 min | |
| Jul 7, 3:26 PM EDT | Severe Thunderstorm Warning | PHI | Warren | 64 min |
| Jul 7, 3:45 PM EDT | Special Weather Statement | PHI | Mercer, Middlesex | 90 min |
| Jul 7, 3:46 PM EDT | Special Weather Statement | PHI | Burlington | 89 min |
| Jul 7, 3:58 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Ocean | 34 min |
| Jul 7, 4:19 PM EDT | Severe Thunderstorm Warning | PHI | Morris, Sussex, Warren | 46 min |
| Jul 7, 4:48 PM EDT | Severe Thunderstorm Warning | PHI | Monmouth, Ocean | 57 min |
| Jul 7, 5:12 PM EDT | Severe Thunderstorm Warning | PHI | Camden, Gloucester | 63 min |
| Jul 7, 5:44 PM EDT | Special Weather Statement | PHI | Burlington, Monmouth, Ocean | 61 min |
| Jul 7, 6:10 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester | 40 min |
| Jul 7, 6:46 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Middlesex, Somerset | 74 min |
| Jul 7, 6:48 PM EDT | Special Weather Statement | PHI | Camden | 57 min |
| Jul 7, 7:32 PM EDT | Special Weather Statement | PHI | Atlantic, Burlington, Cape May, Cumberland, Salem | 88 min |
| Jul 7, 7:49 PM EDT | Special Weather Statement | PHI | Mercer | 86 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2011Every severe thunderstorm warning in 2011
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.