Alert archive / New Jersey / Severe Thunderstorm Warnings in 2013
Severe Thunderstorm Warning 61, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 30, 2013, 1:05 PM EDT for Camden County, Gloucester County, New Jersey. It was in force for 55 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
- Jun 30, 2013, 1:05 PM EDT (17:05 UTC)
- Expired
- Jun 30, 2013, 2:00 PM EDT
- In force
- 55 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Camden County, NJ, Gloucester County, NJ
The radar
The Philadelphia radar (KDIX), 57 km from the middle of the area, began a volume at 17:07 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
Wallops Is Stn, VA (KWAL), launched 12:00Z, 5.1 hours before the alert went out and 204 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
- 874 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 583 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 72 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.5
The text
As transmitted, in the capitals the NWS used until 2016.
080
WUUS51 KPHI 301705
SVRPHI
NJC007-015-301800-
/O.NEW.KPHI.SV.W.0061.130630T1705Z-130630T1800Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
105 PM EDT SUN JUN 30 2013
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
CENTRAL CAMDEN COUNTY IN SOUTHERN NEW JERSEY...
GLOUCESTER COUNTY IN SOUTHERN NEW JERSEY...
* UNTIL 200 PM EDT
* AT 102 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM. THE STORM WAS NEAR MULLICA HILL...MOVING
NORTHEAST AT 20 MPH. THIS STORM IS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
FRANKLINVILLE AROUND 110 PM EDT...
GLASSBORO AND CLAYTON AROUND 115 PM EDT...
PITMAN AROUND 120 PM EDT...
WOODBURY HEIGHTS AND DEPTFORD AROUND 125 PM EDT...
TURNERSVILLE AND WILLIAMSTOWN AROUND 130 PM EDT...
SICKLERVILLE AROUND 135 PM EDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DOPPLER RADAR HAS INDICATED SOME ROTATION WITHIN THIS STORM. WHILE
NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. IF A TORNADO IS
SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY
STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM ON THE LOWEST
FLOOR.
&&
LAT...LON 3959 7509 3967 7520 3966 7523 3973 7530
3995 7502 3986 7492 3980 7491 3978 7489
3979 7484 3975 7479
TIME...MOT...LOC 1705Z 234DEG 18KT 3969 7519
$$
TFG1 follow-up statement
457
WWUS51 KPHI 301739
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
139 PM EDT SUN JUN 30 2013
NJC007-015-301800-
/O.CON.KPHI.SV.W.0061.000000T0000Z-130630T1800Z/
CAMDEN NJ-GLOUCESTER NJ-
139 PM EDT SUN JUN 30 2013
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 200 PM EDT
FOR EASTERN GLOUCESTER AND CENTRAL CAMDEN COUNTIES...
AT 135 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR TURNERSVILLE...OR 9
MILES SOUTHEAST OF GLOUCESTER CITY...MOVING NORTHEAST AT 20 MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
CLEMENTON AND LINDENWOLD AROUND 145 PM EDT...
GIBBSBORO AND BERLIN AROUND 150 PM EDT...
VOORHEES AND SPRINGDALE AROUND 155 PM EDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DOPPLER RADAR HAS INDICATED ROTATION WITHIN THIS STORM. WHILE NOT
IMMEDIATELY LIKELY...A TORNADO MAY DEVELOP. IF A TORNADO IS
SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY
STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.
IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.
&&
LAT...LON 3963 7502 3970 7512 3976 7515 3990 7497
3986 7492 3980 7491 3978 7489 3979 7484
3975 7479
TIME...MOT...LOC 1739Z 234DEG 18KT 3979 7501
$$
FORECASTER: HEAVENERThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 30, 5:29 AM EDT | Rip Current Statement | PHI | Atlantic, Cape May, Monmouth, Ocean | 15 hr |
| Jun 30, 12:26 PM EDT | Special Weather Statement | PHI | Gloucester | 49 min |
| Jun 30, 1:28 PM EDT | Flash Flood Warning | PHI | Camden, Gloucester, Salem | 4 hr |
| Jun 30, 1:45 PM EDT | Areal Flood Advisory | PHI | Burlington | 4 hr |
| Jun 30, 2:32 PM EDT | Flash Flood Warning | PHI | Burlington | 4 hr |
| Jun 30, 2:40 PM EDT | Flash Flood Warning | PHI | Burlington | 4 hr |
| Jun 30, 3:13 PM EDT | Areal Flood Advisory | PHI | Monmouth, Ocean | 4 hr |
| Jun 30, 4:59 PM EDT | Areal Flood Warning | PHI | Gloucester | 9 hr |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2013Every severe thunderstorm warning in 2013
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.