Alert archive / New Jersey / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 161, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 3, 2023, 9:25 PM EDT for New Castle County, Delaware; Cumberland County, Gloucester County, Salem County, New Jersey. It was in force for 35 min. 6 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, 2023, 9:25 PM EDT (01:25 UTC)
- Expired
- Jul 3, 2023, 10:00 PM EDT
- In force
- 35 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties New Castle County, DE, Cumberland County, NJ, Gloucester County, NJ, Salem County, NJ
The radar
The Philadelphia radar (KDIX), 78 km from the middle of the area, began a volume at 01:28 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 3, 9:45 PM EDT | TSTM WND GST 46 | 1 Wnw Cedarville, NJ | NJNET Mesonet site in Mannington Twp gusted to 46mph. |
| Jul 3, 9:45 PM EDT | TSTM WND GST 46 | 1 Wnw Cedarville, NJ | NJNET Mesonet site in Mannington Twp gusted to 46mph. |
| Jul 3, 9:49 PM EDT | TSTM WND DMG | Upper Pittsgrove Twp., NJ | Received video of a shed flipped on its side near the intersection of Rte 40 and Pole Tavern Circle. Time estimated via radar. |
| Jul 3, 9:49 PM EDT | TSTM WND DMG | Upper Pittsgrove Twp., NJ | Received video of a shed flipped on its side near the intersection of Rte 40 and Pole Tavern Circle. Time estimated via radar. |
| Jul 3, 9:52 PM EDT | TSTM WND DMG | 2 Nne Upper Pittsgrove, NJ | Reports of several trees down in Upper Pittsgrove Twp near the intersection of Swedesboro Road and Rte 77. Time estimated via radar. |
| Jul 3, 9:52 PM EDT | TSTM WND DMG | 2 Nne Upper Pittsgrove, NJ | Reports of several trees down in Upper Pittsgrove Twp near the intersection of Swedesboro Road and Rte 77. Time estimated via radar. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 3, 2:55 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 00:00Z, 1.4 hours before the alert went out and 202 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
- 838 J/kg
- Mixed-layer CIN
- -91 J/kg
- Mixed-layer LCL
- 1221 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- 14 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
980
WUUS51 KPHI 040125
SVRPHI
DEC003-NJC011-015-033-040200-
/O.NEW.KPHI.SV.W.0161.230704T0125Z-230704T0200Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
925 PM EDT Mon Jul 3 2023
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Northeastern New Castle County in northern Delaware...
Northwestern Cumberland County in southern New Jersey...
Salem County in southern New Jersey...
Gloucester County in southern New Jersey...
* Until 1000 PM EDT.
* At 925 PM EDT, severe thunderstorms were located along a line
extending from Chester to near Alloway to Hope Creek, moving east
at 30 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
* Locations impacted include...
Wilmington, Deptford, West Deptford, Glassboro, Pennsville,
Woodbury, Pitman, Clayton, Carneys Point, Paulsboro, Penns Grove,
Salem, Westville, Woodstown, Alloway, Woodbury Heights, National
Park, Quinton, Swedesboro and Brooklawn.
This includes the following highways...
New Jersey Turnpike between exits 1 and 2.
Interstate 295 in New Jersey between mile markers 0 and 25.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3978 7549 3985 7526 3986 7524 3988 7519
3988 7513 3970 7504 3948 7510 3947 7564
TIME...MOT...LOC 0125Z 247DEG 26KT 3982 7539 3960 7539 3947 7551
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
MJL2 follow-up statements
369
WWUS51 KPHI 040146
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
946 PM EDT Mon Jul 3 2023
DEC003-040156-
/O.CAN.KPHI.SV.W.0161.000000T0000Z-230704T0200Z/
New Castle DE-
946 PM EDT Mon Jul 3 2023
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN NEW CASTLE COUNTY
IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 1000 PM EDT for
southern New Jersey.
LAT...LON 3973 7545 3985 7511 3970 7504 3948 7510
3948 7546
TIME...MOT...LOC 0146Z 247DEG 26KT 3988 7522 3966 7522 3953 7534
$$
NJC011-015-033-040200-
/O.CON.KPHI.SV.W.0161.000000T0000Z-230704T0200Z/
Cumberland NJ-Salem NJ-Gloucester NJ-
946 PM EDT Mon Jul 3 2023
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1000 PM EDT
FOR NORTHWESTERN CUMBERLAND...SALEM AND CENTRAL GLOUCESTER
COUNTIES...
At 946 PM EDT, severe thunderstorms were located along a line
extending from National Park to near Elmer to near Alloway, moving
northeast at 30 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Deptford, Glassboro, Woodbury, Pitman, Clayton, Carneys Point, Salem,
Woodstown, Alloway, Woodbury Heights, Quinton, Swedesboro, Elmer,
Beckett, Franklinville, Olivet, Mullica Hill, Seabrook Farms,
Rosenhayn and Turnersville.
This includes the following highways...
New Jersey Turnpike between exits 1 and 2.
Interstate 295 in New Jersey between mile markers 5 and 10.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3973 7545 3985 7511 3970 7504 3948 7510
3948 7546
TIME...MOT...LOC 0146Z 247DEG 26KT 3988 7522 3966 7522 3953 7534
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
MJL615
WWUS51 KPHI 040154
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
954 PM EDT Mon Jul 3 2023
NJC011-015-033-040203-
/O.EXP.KPHI.SV.W.0161.000000T0000Z-230704T0200Z/
Cumberland NJ-Salem NJ-Gloucester NJ-
954 PM EDT Mon Jul 3 2023
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN CUMBERLAND...
SALEM AND CENTRAL GLOUCESTER COUNTIES WILL EXPIRE AT 1000 PM EDT...
The storms which prompted the warning have moved out of the area.
Therefore, the warning will be allowed to expire. However small
hail, gusty winds and heavy rain are still possible with these
thunderstorms.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Mount Holly NJ.
Remember, a Severe Thunderstorm Warning still remains in effect for
east central Salem County and Gloucester County in southern New
Jersey until 1030 PM EDT.
LAT...LON 3973 7545 3985 7511 3970 7504 3948 7510
3948 7546
TIME...MOT...LOC 0153Z 247DEG 26KT 3989 7519 3967 7519 3954 7531
$$
MJLThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 3, 8:04 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 41 min |
| Jul 3, 8:31 PM EDT | Areal Flood Advisory | PHI | Kent, Sussex | 3 hr |
| Jul 3, 8:37 PM EDT | Special Weather Statement | PHI | Sussex | 23 min |
| Jul 3, 8:41 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 49 min |
| Jul 3, 9:07 PM EDT | Flash Flood Warning | PHI | New Castle | 5 hr |
| Jul 3, 10:48 PM EDT | River Flood Warning | PHI | New Castle | 4 hr |
| Jul 3, 8:27 PM EDT | Severe Thunderstorm Warning | PHI | Cape May | 48 min |
| Jul 3, 8:34 PM EDT | Special Marine Warning | PHI | 116 min | |
| Jul 3, 8:50 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Morris, Sussex, Warren | 115 min |
| Jul 3, 8:58 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Cape May, Cumberland | 47 min |
| Jul 3, 9:02 PM EDT | Special Marine Warning | PHI | 118 min | |
| Jul 3, 9:22 PM EDT | Areal Flood Advisory | PHI | Morris | 83 min |
| Jul 3, 9:52 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Gloucester, Salem | 38 min |
| Jul 3, 10:36 PM EDT | Areal Flood Advisory | PHI | Gloucester, Salem | 4 hr |
| Jul 4, 1:58 PM EDT | Special Weather Statement | PHI | Monmouth | 32 min |
| Jul 4, 2:51 PM EDT | Special Weather Statement | PHI | Middlesex | 24 min |
| Jul 4, 2:58 PM EDT | Areal Flood Advisory | PHI | Middlesex, Monmouth | 3 hr |
| Jul 4, 3:09 PM EDT | Areal Flood Advisory | PHI | Middlesex, Morris, Somerset | 2 hr |
| Jul 4, 3:16 PM EDT | Special Weather Statement | PHI | Mercer, Middlesex, Monmouth | 29 min |
| Jul 4, 3:19 PM EDT | Special Weather Statement | PHI | Passaic | 26 min |
| Jul 4, 3:22 PM EDT | Severe Thunderstorm Warning | PHI | Mercer, Middlesex, Monmouth, Ocean | 38 min |
| Jul 4, 3:34 PM EDT | Areal Flood Advisory | PHI | Middlesex, Monmouth, Somerset | 2 hr |
| Jul 4, 3:45 PM EDT | Severe Thunderstorm Warning | PHI | Morris, Sussex | 45 min |
| Jul 4, 3:52 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Mercer, Middlesex, Monmouth, Ocean | 38 min |
| Jul 4, 4:11 PM EDT | Areal Flood Advisory | PHI | Mercer, Middlesex, Monmouth, Ocean | 2 hr |
| Jul 4, 4:19 PM EDT | Special Marine Warning | PHI | 56 min | |
| Jul 4, 4:24 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Monmouth, Ocean | 36 min |
| Jul 4, 4:26 PM EDT | Severe Thunderstorm Warning | PHI | Morris, Sussex, Warren | 23 min |
| Jul 4, 4:43 PM EDT | Areal Flood Advisory | PHI | Burlington, Mercer, Monmouth, Ocean | 2 hr |
| Jul 4, 4:59 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester, Ocean | 46 min |
| Jul 4, 5:23 PM EDT | Areal Flood Advisory | PHI | Burlington, Camden | 112 min |
| Jul 4, 5:30 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Warren | 33 min |
| Jul 4, 5:44 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester | 46 min |
| Jul 4, 5:46 PM EDT | Flash Flood Warning | PHI | Burlington, Camden | 3 hr |
| Jul 4, 6:02 PM EDT | Special Weather Statement | PHI | Middlesex | 28 min |
| Jul 4, 6:06 PM EDT | Areal Flood Advisory | PHI | Warren | 114 min |
| Jul 4, 6:29 PM EDT | Severe Thunderstorm Warning | PHI | Camden, Gloucester | 21 min |
| Jul 4, 7:05 PM EDT | Areal Flood Advisory | PHI | Camden, Gloucester | 2 hr |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2023Severe Thunderstorm Warnings in Delaware, 2023Every severe thunderstorm warning in 2023
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.