Alert archive / New Jersey / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 67, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at May 24, 2011, 4:28 PM EDT for 4 counties in New Jersey. It was in force for 50 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 24, 2011, 4:28 PM EDT (20:28 UTC)
- Expired
- May 24, 2011, 5:18 PM EDT
- In force
- 50 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Atlantic County, NJ, Burlington County, NJ, Camden County, NJ, Ocean County, NJ
The radar
The Philadelphia radar (KDIX), 25 km from the middle of the area, began a volume at 20:31 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.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 8.5 hours before the alert went out and 191 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
- 19 J/kg
- Mixed-layer CIN
- -291 J/kg
- Mixed-layer LCL
- 796 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 117 m²/s²
- 0-3 km storm-relative helicity
- 156 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
495
WUUS51 KPHI 242028
SVRPHI
NJC001-005-007-029-242130-
/O.NEW.KPHI.SV.W.0067.110524T2028Z-110524T2130Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
428 PM EDT TUE MAY 24 2011
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EXTREME NORTH CENTRAL ATLANTIC COUNTY IN SOUTHERN NEW JERSEY...
SOUTHERN BURLINGTON COUNTY IN SOUTHERN NEW JERSEY...
EAST CENTRAL CAMDEN COUNTY IN SOUTHERN NEW JERSEY...
CENTRAL OCEAN COUNTY IN SOUTHERN NEW JERSEY...
* UNTIL 530 PM EDT
* AT 427 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS TO 60 MPH. THIS STORM WAS LOCATED NEAR
ATCO...OR 19 MILES SOUTHEAST OF CAMDEN...AND MOVING EAST AT 35 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
ATSION AROUND 435 PM EDT...
SHAMONG AND TABERNACLE AROUND 440 PM EDT...
CHATSWORTH AND PRESIDENTIAL LAKES AROUND 455 PM EDT...
OLD HALFWAY AROUND 505 PM EDT...
WHITING AND CEDAR GLEN LAKES AROUND 510 PM EDT...
BAMBER LAKE AROUND 515 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 3971 7479 3972 7488 3979 7493 4008 7424
3979 7416
TIME...MOT...LOC 2028Z 249DEG 32KT 3977 7483
$$
TFG3 follow-up statements
478
WWUS51 KPHI 242051
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
451 PM EDT TUE MAY 24 2011
NJC001-007-242100-
/O.CAN.KPHI.SV.W.0067.000000T0000Z-110524T2130Z/
CAMDEN NJ-ATLANTIC NJ-
451 PM EDT TUE MAY 24 2011
...THE SEVERE THUNDERSTORM WARNING FOR EXTREME NORTH CENTRAL ATLANTIC
AND EAST CENTRAL CAMDEN COUNTIES IS CANCELLED...
THE LIKELY SEVERE THUNDERSTORM HAS MOVED INTO BURLINGTON COUNTY.
LAT...LON 3983 7477 4004 7423 3979 7420 3974 7459
3972 7472
TIME...MOT...LOC 2050Z 249DEG 31KT 3979 7466
$$
NJC005-029-242130-
/O.CON.KPHI.SV.W.0067.000000T0000Z-110524T2130Z/
OCEAN NJ-BURLINGTON NJ-
451 PM EDT TUE MAY 24 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR CENTRAL BURLINGTON AND CENTRAL OCEAN COUNTIES...
AT 448 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND WIND GUSTS UP TO 60 MPH. THIS STORM WAS
LOCATED NEAR SHAMONG...OR 25 MILES SOUTHEAST OF CAMDEN...MOVING EAST
AT 35 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
CHATSWORTH...PRESIDENTIAL LAKES...OLD HALFWAY...CEDAR GLEN LAKES...
BROOKVILLE...WHITING...CRESTWOOD VILLAGE...BAMBER LAKE...PINE RIDGE
AT CRESTWOOD...HOLIDAY CITY...SILVER RIDGE...LEISURE VILLAGE
WEST-PINE LAKE PARK...HOLIDAY HEIGHTS AND HOLIDAY CITY SOUTH
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS SEVERE THUNDERSTORM MAY CONTAIN LITTLE LIGHTNING. DO NOT
WAIT FOR THUNDER BEFORE TAKING COVER. SEEK SHELTER IMMEDIATELY INSIDE
A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.
&&
LAT...LON 3983 7477 4004 7423 3979 7420 3974 7459
3972 7472
TIME...MOT...LOC 2050Z 249DEG 31KT 3979 7466
$$
TFG138
WWUS51 KPHI 242113
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
513 PM EDT TUE MAY 24 2011
NJC005-029-242130-
/O.CON.KPHI.SV.W.0067.000000T0000Z-110524T2130Z/
OCEAN NJ-BURLINGTON NJ-
513 PM EDT TUE MAY 24 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR EAST CENTRAL BURLINGTON AND CENTRAL OCEAN COUNTIES...
AT 509 PM EDT...A SEVERE THUNDERSTORM WAS REPORTED CAPABLE OF
PRODUCING DAMAGING WINDS UP TO 60 MPH. THIS STORM WAS LOCATED
NEAR CHATSWORTH...OR 20 MILES SOUTHWEST OF TOMS RIVER...MOVING EAST
AT 30 MPH. THE STORM WAS IN THE PROCESS OF DECAYING SO ANY LIKELIHOOD
OF DAMAGING WINDS SHOULD BE OVER SHORTLY.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO OLD
HALFWAY
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS SEVERE THUNDERSTORM MAY CONTAIN LITTLE LIGHTNING. DO NOT
WAIT FOR THUNDER BEFORE TAKING COVER. SEEK SHELTER IMMEDIATELY INSIDE
A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.
&&
LAT...LON 3984 7458 3990 7451 3996 7434 3979 7430
3978 7454 3980 7456
TIME...MOT...LOC 2112Z 254DEG 28KT 3984 7449
$$
TFG559
WWUS51 KPHI 242118
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
518 PM EDT TUE MAY 24 2011
NJC005-029-242128-
/O.CAN.KPHI.SV.W.0067.000000T0000Z-110524T2130Z/
OCEAN NJ-BURLINGTON NJ-
518 PM EDT TUE MAY 24 2011
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL BURLINGTON AND
CENTRAL OCEAN COUNTIES IS CANCELLED...
THE THUNDERSTORM NO LONGER IS CAPABLE OF PRODUCING DAMAGING WINDS AND
OR LARGE HAIL.
LAT...LON 3984 7458 3990 7451 3996 7434 3979 7430
3978 7454 3980 7456
TIME...MOT...LOC 2118Z 254DEG 28KT 3983 7442
$$
TFGThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 23, 8:31 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Somerset, Sussex, Warren | 59 min |
| May 23, 9:06 PM EDT | Areal Flood Advisory | PHI | Warren | 2 hr |
| May 23, 9:23 PM EDT | Special Weather Statement | PHI | Warren | 67 min |
| May 23, 9:25 PM EDT | Special Weather Statement | PHI | Hunterdon, Somerset | 65 min |
| May 23, 9:32 PM EDT | Special Weather Statement | PHI | Morris | 88 min |
| May 23, 9:47 PM EDT | Special Marine Warning | PHI | 88 min | |
| May 23, 9:58 PM EDT | Special Weather Statement | PHI | Cape May | 47 min |
| May 24, 4:02 PM EDT | Special Marine Warning | PHI | 43 min | |
| May 24, 4:20 PM EDT | Special Weather Statement | PHI | Camden | 85 min |
| May 24, 6:19 PM EDT | Special Weather Statement | PHI | Atlantic | 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.