Alert archive / New Jersey / Severe Thunderstorm Warnings in 2026
Severe Thunderstorm Warning 170, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 11, 2026, 3:09 PM EDT for Burlington County, Camden County, Gloucester County, New Jersey. It was in force for 51 min. 1 report 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 11, 2026, 3:09 PM EDT (19:09 UTC)
- Expired
- Jul 11, 2026, 4:00 PM EDT
- In force
- 51 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Burlington County, NJ, Camden County, NJ, Gloucester County, NJ
The radar
The Philadelphia radar (KDIX), 67 km from the middle of the area, began a volume at 19:12 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 11, 3:22 PM EDT | TSTM WND DMG | Mantua, NJ | Numerous reports of trees and wires down in Mantua Township. 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
Washington/Dulle, VA (KIAD), launched 12:00Z, 7.2 hours before the alert went out and 214 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
- 75 J/kg
- Mixed-layer CIN
- -60 J/kg
- Mixed-layer LCL
- 911 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- -1 m²/s²
- 0-3 km storm-relative helicity
- 28 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
877
WUUS51 KPHI 111909
SVRPHI
NJC005-007-015-112000-
/O.NEW.KPHI.SV.W.0170.260711T1909Z-260711T2000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
309 PM EDT Sat Jul 11 2026
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Camden County in southern New Jersey...
Central Gloucester County in southern New Jersey...
West central Burlington County in southern New Jersey...
* Until 400 PM EDT.
* At 309 PM EDT, a severe thunderstorm was located over Gloucester
City, moving southeast at 20 mph.
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, Voorhees, West
Deptford, Glassboro, Lindenwold, Bellmawr, Woodbury, Pitman,
Clayton, Berlin, Paulsboro, Magnolia, Westville, Woodbury Heights,
National Park, Brooklawn, and Chesilhurst.
This includes the following highways...
New Jersey Turnpike between exits 2 and 3.
Interstate 76 in New Jersey between mile markers 0 and 3.
Interstate 295 in New Jersey between mile markers 16 and 34.
Interstate 676 in New Jersey between mile markers 0 and 4.
Atlantic City Expressway between mile markers 37 and 44.
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 3964 7516 3967 7520 3966 7524 3968 7525
3968 7528 3985 7529 3985 7525 3988 7519
3988 7515 3990 7513 3995 7514 3997 7510
3977 7474
TIME...MOT...LOC 1909Z 323DEG 19KT 3990 7514
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Staarmann3 follow-up statements
946
WWUS51 KPHI 111920
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
320 PM EDT Sat Jul 11 2026
NJC005-007-015-112000-
/O.CON.KPHI.SV.W.0170.000000T0000Z-260711T2000Z/
Camden NJ-Gloucester NJ-Burlington NJ-
320 PM EDT Sat Jul 11 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM EDT
FOR CAMDEN...CENTRAL GLOUCESTER AND WEST CENTRAL BURLINGTON
COUNTIES...
At 319 PM EDT, a severe thunderstorm was located over Bellmawr, or
near Gloucester City, moving southeast at 20 mph. At 304 PM EDT, a
56 mph wind gust was measured at the Philadelphia International
Airport.
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, Voorhees, West
Deptford, Glassboro, Lindenwold, Bellmawr, Woodbury, Pitman, Clayton,
Berlin, Paulsboro, Magnolia, Westville, Woodbury Heights, National
Park, Brooklawn, and Chesilhurst.
This includes the following highways...
New Jersey Turnpike between exits 2 and 3.
Interstate 76 in New Jersey between mile markers 0 and 3.
Interstate 295 in New Jersey between mile markers 16 and 34.
Interstate 676 in New Jersey between mile markers 0 and 1.
Atlantic City Expressway between mile markers 37 and 44.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Mount Holly NJ.
Frequent cloud to ground lightning is occurring with this storm. Move
indoors immediately. Lightning is one of nature's leading killers.
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 3964 7516 3967 7520 3966 7524 3968 7525
3968 7528 3985 7529 3985 7525 3988 7519
3988 7515 3990 7513 3991 7513 3992 7512
3994 7504 3977 7474
TIME...MOT...LOC 1919Z 322DEG 19KT 3985 7510
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Staarmann000
WWUS51 KPHI 111931
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
331 PM EDT Sat Jul 11 2026
NJC005-007-015-112000-
/O.CON.KPHI.SV.W.0170.000000T0000Z-260711T2000Z/
Camden NJ-Gloucester NJ-Burlington NJ-
331 PM EDT Sat Jul 11 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM EDT
FOR CENTRAL CAMDEN...CENTRAL GLOUCESTER AND WEST CENTRAL BURLINGTON
COUNTIES...
At 331 PM EDT, a severe thunderstorm was located over Turnersville,
or 7 miles southeast of Gloucester City, moving southeast at 20 mph.
At 304 PM EDT, a 56 mph wind gust was measured at the Philadelphia
International Airport.
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...
Gloucester City, Cherry Hill, Deptford, Voorhees, Glassboro,
Lindenwold, Bellmawr, Woodbury, Pitman, Clayton, Berlin, Magnolia,
Westville, Woodbury Heights, Brooklawn, Chesilhurst, Sicklerville,
Barclay-Kingston, Echelon, and Ashland.
This includes the following highways...
New Jersey Turnpike near exit 3.
Interstate 76 in New Jersey near mile marker 0.
Interstate 295 in New Jersey between mile markers 23 and 34.
Atlantic City Expressway between mile markers 37 and 44.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Mount Holly NJ.
Frequent cloud to ground lightning is occurring with this storm. Move
indoors immediately. Lightning is one of nature's leading killers.
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 3964 7516 3967 7520 3966 7524 3968 7525
3968 7528 3977 7527 3986 7516 3988 7511
3991 7499 3977 7474
TIME...MOT...LOC 1931Z 323DEG 19KT 3979 7505
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Staarmann980
WWUS51 KPHI 111955
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
355 PM EDT Sat Jul 11 2026
NJC005-007-015-112005-
/O.EXP.KPHI.SV.W.0170.000000T0000Z-260711T2000Z/
Camden NJ-Gloucester NJ-Burlington NJ-
355 PM EDT Sat Jul 11 2026
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL CAMDEN...CENTRAL
GLOUCESTER AND WEST CENTRAL BURLINGTON COUNTIES WILL EXPIRE AT 400 PM
EDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire. However heavy rain
is still possible with this thunderstorm.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Mount Holly NJ.
LAT...LON 3964 7516 3967 7520 3966 7524 3968 7525
3968 7528 3977 7527 3986 7516 3988 7511
3991 7499 3977 7474
TIME...MOT...LOC 1955Z 323DEG 19KT 3970 7496
$$
StaarmannThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 11, 4:16 AM EDT | Coastal Flood Advisory | PHI | Atlantic, Burlington, Cape May, Cumberland, Monmouth, Ocean | 19 hr |
| Jul 11, 2:44 PM EDT | Severe Thunderstorm Warning | PHI | Camden, Gloucester | 46 min |
| Jul 11, 3:06 PM EDT | Flash Flood Warning | PHI | Camden, Gloucester | 4 hr |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2026Every severe thunderstorm warning in 2026
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.