Alert archive / New Jersey / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 42, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 3, 2018, 6:11 PM EDT for Camden County, Gloucester County, New Jersey. It was in force for 49 min. 3 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
- Jul 3, 2018, 6:11 PM EDT (22:11 UTC)
- Expired
- Jul 3, 2018, 7:00 PM EDT
- In force
- 49 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Camden County, NJ, Gloucester County, NJ
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 3, 6:20 PM EDT | TSTM WND DMG | Blackwood Terrace, NJ | SEVERAL TREES REPORTED DOWN ACROSS THE AREA. TIME ESTIMATED FROM RADAR |
| Jul 3, 6:30 PM EDT | TSTM WND DMG | Deptford, NJ | REPORTS OF A TREE HITTING A HOUSE; HEAVY RAIN AND SEVERE LIGHTNING AS WELL |
| Jul 3, 6:38 PM EDT | TSTM WND DMG | Pennsauken, NJ | NUMEROUS TREES DOWN IN PENNSAUKEN. TIME ESTIMATED FROM RADAR. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 12:00Z, 10.2 hours before the alert went out and 218 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
- 1744 J/kg
- Mixed-layer CIN
- -90 J/kg
- Mixed-layer LCL
- 815 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 79 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
513
WUUS51 KPHI 032211
SVRPHI
NJC007-015-032300-
/O.NEW.KPHI.SV.W.0042.180703T2211Z-180703T2300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
611 PM EDT TUE JUL 3 2018
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Northwestern Camden County in southern New Jersey...
North central Gloucester County in southern New Jersey...
* Until 700 PM EDT.
* At 610 PM EDT, a severe thunderstorm was located over Westville, or
over Gloucester City, and is nearly stationary.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Wind damage to
roofs, siding, trees, and power lines is possible.
* Locations impacted include...
Camden, Gloucester City, Cherry Hill, Deptford, West Deptford,
Lindenwold, Bellmawr, Woodbury, Pitman, Paulsboro, Magnolia,
Westville, Woodbury Heights, National Park, Brooklawn, Audubon
Park, Barclay-Kingston, Echelon, Golden Triangle and Ashland.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
In addition to large hail and damaging winds, frequent cloud to
ground lightning is occurring with this storm. Move indoors
immediately. Remember, if you can hear thunder, you are close enough
to be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3988 7494 3972 7514 3985 7525 3988 7519
3988 7515 3990 7513 3994 7514 3998 7508
TIME...MOT...LOC 2210Z 318DEG 1KT 3987 7511
HAIL...1.00IN
WIND...60MPH
$$
SFJ2 follow-up statements
102
WWUS51 KPHI 032227
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
627 PM EDT TUE JUL 3 2018
NJC007-015-032300-
/O.CON.KPHI.SV.W.0042.000000T0000Z-180703T2300Z/
Camden NJ-Gloucester NJ-
627 PM EDT TUE JUL 3 2018
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EDT
FOR NORTHWESTERN CAMDEN AND NORTH CENTRAL GLOUCESTER COUNTIES...
At 627 PM EDT, a severe thunderstorm was located over Bellmawr, or
over Gloucester City, and is nearly stationary.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Camden, Gloucester City, Cherry Hill, Deptford, West Deptford,
Lindenwold, Bellmawr, Woodbury, Pitman, Paulsboro, Magnolia,
Westville, Woodbury Heights, National Park, Brooklawn, Audubon Park,
Barclay-Kingston, Echelon, Golden Triangle and Ashland.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
In addition to large hail and damaging winds, frequent cloud to
ground lightning is occurring with this storm. Move indoors
immediately. Remember, if you can hear thunder, you are close enough
to be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3988 7494 3972 7514 3985 7525 3988 7519
3988 7515 3990 7513 3994 7514 3998 7508
TIME...MOT...LOC 2227Z 318DEG 1KT 3987 7511
HAIL...<.75IN
WIND...60MPH
$$
SFJ227
WWUS51 KPHI 032253
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
653 PM EDT TUE JUL 3 2018
NJC007-015-032302-
/O.EXP.KPHI.SV.W.0042.000000T0000Z-180703T2300Z/
Camden NJ-Gloucester NJ-
653 PM EDT TUE JUL 3 2018
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN CAMDEN AND NORTH
CENTRAL GLOUCESTER COUNTIES WILL EXPIRE AT 700 PM EDT...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire. However heavy rain
is still possible with this thunderstorm.
Remember, a Severe Thunderstorm Warning still remains in effect for
central and eastern Gloucester and Camden Counties.
LAT...LON 3988 7494 3972 7514 3985 7525 3988 7519
3988 7515 3990 7513 3994 7514 3998 7508
TIME...MOT...LOC 2252Z 318DEG 1KT 3987 7510
$$
SFJThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 3, 2:33 PM EDT | Special Weather Statement | PHI | Union | 27 min |
| Jul 3, 2:57 PM EDT | Special Weather Statement | PHI | Morris | 63 min |
| Jul 3, 3:19 PM EDT | Flash Flood Warning | PHI | Morris | 3 hr |
| Jul 3, 3:28 PM EDT | Special Weather Statement | PHI | Salem | 62 min |
| Jul 3, 3:30 PM EDT | Special Weather Statement | PHI | Burlington | 60 min |
| Jul 3, 3:43 PM EDT | Flash Flood Warning | PHI | Morris | 2 hr |
| Jul 3, 4:49 PM EDT | Special Weather Statement | PHI | Somerset | 56 min |
| Jul 3, 4:52 PM EDT | Special Weather Statement | PHI | Mercer | 53 min |
| Jul 3, 4:57 PM EDT | Flash Flood Warning | PHI | Hunterdon, Somerset | 114 min |
| Jul 3, 5:24 PM EDT | Areal Flood Advisory | PHI | Burlington, Camden, Gloucester | 4 hr |
| Jul 3, 5:29 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Mercer, Middlesex, Monmouth, Somerset | 4 hr |
| Jul 3, 5:45 PM EDT | Flash Flood Warning | PHI | Camden, Gloucester | 4 hr |
| Jul 3, 5:47 PM EDT | Flash Flood Warning | PHI | Hunterdon, Mercer, Middlesex, Somerset | 2 hr |
| Jul 3, 5:57 PM EDT | Special Weather Statement | PHI | Gloucester | 33 min |
| Jul 3, 6:03 PM EDT | Special Weather Statement | PHI | Sussex | 57 min |
| Jul 3, 6:25 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden | 50 min |
| Jul 3, 6:37 PM EDT | Flash Flood Warning | PHI | Burlington, Camden | 3 hr |
| Jul 3, 6:46 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester | 44 min |
| Jul 3, 6:58 PM EDT | Flash Flood Warning | PHI | Burlington, Camden, Gloucester | 49 min |
| Jul 3, 7:03 PM EDT | Special Weather Statement | PHI | Warren | 57 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2018Every severe thunderstorm warning in 2018
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.