Alert archive / New Jersey / Tornado Warnings in 2025
Tornado Warning 29, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this tornado warning at Jul 31, 2025, 3:10 PM EDT for Camden County, Gloucester County, Salem County, New Jersey. It was in force for 35 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
- Jul 31, 2025, 3:10 PM EDT (19:10 UTC)
- Expired
- Jul 31, 2025, 3:45 PM EDT
- In force
- 35 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Camden County, NJ, Gloucester County, NJ, Salem County, NJ
The radar
The Philadelphia radar (KDIX), 76 km from the middle of the area, began a volume at 19:13 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 31, 1:15 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 12:00Z, 7.2 hours before the alert went out and 197 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
- 1642 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 785 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 3 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
574
WFUS51 KPHI 311910
TORPHI
NJC007-015-033-311945-
/O.NEW.KPHI.TO.W.0029.250731T1910Z-250731T1945Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Mount Holly NJ
310 PM EDT Thu Jul 31 2025
The National Weather Service in Mount Holly NJ has issued a
* Tornado Warning for...
Northeastern Salem County in southern New Jersey...
Southwestern Camden County in southern New Jersey...
Central Gloucester County in southern New Jersey...
* Until 345 PM EDT.
* At 309 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Swedesboro, or 10 miles east of Wilmington, moving
east at 30 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* Locations impacted include...
Glassboro, Pitman, Clayton, Woodstown, Swedesboro, Mullica Hill,
Turnersville, Beckett, Pine Hill, Wenonah, and Blackwood.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3966 7540 3975 7540 3980 7501 3961 7501
TIME...MOT...LOC 1909Z 272DEG 26KT 3970 7533
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
DeSilva.3 follow-up statements
909
WWUS51 KPHI 311924
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
324 PM EDT Thu Jul 31 2025
NJC007-311933-
/O.CAN.KPHI.TO.W.0029.000000T0000Z-250731T1945Z/
Camden NJ-
324 PM EDT Thu Jul 31 2025
...THE TORNADO WARNING FOR SOUTHWESTERN CAMDEN COUNTY IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
southern New Jersey.
LAT...LON 3961 7501 3963 7516 3965 7530 3974 7530
3976 7504 3972 7501
TIME...MOT...LOC 1923Z 273DEG 20KT 3969 7526
$$
NJC015-033-311945-
/O.CON.KPHI.TO.W.0029.000000T0000Z-250731T1945Z/
Salem NJ-Gloucester NJ-
324 PM EDT Thu Jul 31 2025
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM EDT FOR EAST
CENTRAL SALEM AND CENTRAL GLOUCESTER COUNTIES...
At 323 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Mullica Hill, or 14 miles east of Wilmington, moving
east at 25 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Glassboro, Pitman, Clayton, Mullica Hill, and Turnersville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3961 7501 3963 7516 3965 7530 3974 7530
3976 7504 3972 7501
TIME...MOT...LOC 1923Z 273DEG 20KT 3969 7526
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
DeSilva588
WWUS51 KPHI 311935
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
335 PM EDT Thu Jul 31 2025
NJC015-033-311945-
/O.CON.KPHI.TO.W.0029.000000T0000Z-250731T1945Z/
Salem NJ-Gloucester NJ-
335 PM EDT Thu Jul 31 2025
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM EDT FOR EAST
CENTRAL SALEM AND CENTRAL GLOUCESTER COUNTIES...
At 334 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Mullica Hill, or 15 miles south of Gloucester City,
moving east at 25 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Glassboro and Clayton.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3965 7528 3972 7528 3972 7511 3962 7510
TIME...MOT...LOC 1934Z 276DEG 24KT 3968 7522
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
DeSilva048 WWUS51 KPHI 311941 SVSPHI Severe Weather Statement National Weather Service Mount Holly NJ 341 PM EDT Thu Jul 31 2025 NJC015-033-311950- /O.EXP.KPHI.TO.W.0029.000000T0000Z-250731T1945Z/ Salem NJ-Gloucester NJ- 341 PM EDT Thu Jul 31 2025 ...THE TORNADO WARNING FOR EAST CENTRAL SALEM AND CENTRAL GLOUCESTER COUNTIES WILL EXPIRE AT 345 PM EDT... The storm which prompted the warning has weakened below severe limits, and no longer appears capable of producing a tornado. Therefore, the warning will be allowed to expire. A Severe Thunderstorm Watch remains in effect until 800 PM EDT for southern New Jersey. LAT...LON 3965 7528 3972 7528 3972 7511 3962 7510 TIME...MOT...LOC 1940Z 272DEG 26KT 3968 7517 $$ DeSilva
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 31, 2:24 AM EDT | Small Craft Advisory | PHI | 70 hr | |
| Jul 31, 3:56 AM EDT | Rip Current Statement | PHI | Atlantic, Cape May, Monmouth, Ocean | 4 days |
| Jul 31, 1:27 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Middlesex, Morris, Somerset | 48 min |
| Jul 31, 1:48 PM EDT | Flash Flood Warning | PHI | Morris, Somerset | 4 hr |
| Jul 31, 1:49 PM EDT | Tornado Warning | PHI | Middlesex, Somerset | 26 min |
| Jul 31, 1:55 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer | 18 min |
| Jul 31, 2:05 PM EDT | Severe Thunderstorm Warning | PHI | Gloucester, Salem | 40 min |
| Jul 31, 2:27 PM EDT | Flash Flood Warning | PHI | Camden, Gloucester | 4 hr |
| Jul 31, 2:30 PM EDT | Flash Flood Warning | PHI | Morris | 4 hr |
| Jul 31, 2:38 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex | 52 min |
| Jul 31, 2:46 PM EDT | Flash Flood Warning | PHI | Gloucester, Salem | 4 hr |
| Jul 31, 2:52 PM EDT | Flash Flood Warning | PHI | Middlesex | 4 hr |
| Jul 31, 2:55 PM EDT | Severe Thunderstorm Warning | PHI | Camden, Gloucester, Salem | 50 min |
| Jul 31, 2:57 PM EDT | Special Marine Warning | PHI | 63 min | |
| Jul 31, 3:03 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Monmouth | 42 min |
| Jul 31, 3:10 PM EDT | Flash Flood Warning | PHI | Burlington, Camden, Gloucester, Mercer, Monmouth, Ocean | 4 hr |
| Jul 31, 3:12 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Ocean | 48 min |
| Jul 31, 3:49 PM EDT | Flash Flood Warning | PHI | Camden, Gloucester, Salem | 4 hr |
| Jul 31, 4:31 PM EDT | Flash Flood Warning | PHI | Middlesex, Monmouth | 3 hr |
| Jul 31, 4:36 PM EDT | Special Marine Warning | PHI | 54 min | |
| Jul 31, 4:39 PM EDT | Special Marine Warning | PHI | 36 min | |
| Jul 31, 4:43 PM EDT | Flash Flood Warning | PHI | Monmouth, Ocean | 4 hr |
| Jul 31, 5:21 PM EDT | Flash Flood Warning | PHI | Cumberland | 3 hr |
| Jul 31, 5:53 PM EDT | Flash Flood Warning | PHI | Atlantic, Burlington, Cape May, Ocean | 4 hr |
| Jul 31, 6:17 PM EDT | Special Marine Warning | PHI | 58 min | |
| Jul 31, 6:42 PM EDT | Special Marine Warning | PHI | 63 min | |
| Jul 31, 7:29 PM EDT | Special Marine Warning | PHI | 91 min |
Nearby
Tornado Warnings in New Jersey, 2025Every tornado warning in 2025Tornadoes in 2025
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.