Alert archive / New Jersey / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 322, NWS Philadelphia/Mount Holly

August 27, 2026Camden County, Gloucester County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Aug 27, 2026, 12:26 PM EDT for Camden County, Gloucester County, New Jersey. It was in force for 49 min. 7 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
Aug 27, 2026, 12:26 PM EDT (16:26 UTC)
Expired
Aug 27, 2026, 1:15 PM EDT
In force
49 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Tornado
Possible
Hail
1.0 in
Wind
60.0 mph

Counties Camden County, NJ, Gloucester County, NJ

The radar

The Philadelphia radar (KDIX), 62 km from the middle of the area, began a volume at 16:29 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

TimeReportWhereRemark
Aug 27, 12:35 PM EDTTSTM WND DMG1 Sw Swedesboro, NJReport of multiple tree and wires down on Kings Highway between Auburn Road and Oldmans Creek Road in Woolwich. Time estimated.
Aug 27, 1:00 PM EDTTSTM WND DMGSouth Harrison Twp, NJTree and wires down. Time estimated.
Aug 27, 1:00 PM EDTHAIL 0.71 Sw Pitman, NJ
Aug 27, 1:10 PM EDTTSTM WND DMGGlassboro, NJTree down blocking roadway. Time estimated from radar.
Aug 27, 1:20 PM EDTTSTM WND DMGHarrison Twp, NJDowned Tree on NJ 55 Southbound At Exit 50 - US 322 (Harrison Twp), ramp lane closed.
Aug 27, 1:24 PM EDTHAIL 0.752 E Washington Twp, NJReport from mPING: Dime (0.75 in.).
Aug 27, 1:25 PM EDTTSTM WND DMG1 Nw Harrisonville, NJTree down on Harrisonville Road. Time estimated.

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, 4.4 hours before the alert went out and 217 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.

Skew-T log-pSkew-T log-p diagram, Washington/Dulle, VA at 12:00Z on 2026-08-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 728 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Washington/Dulle, VA at 12:00Z on 2026-08-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 145 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
728 J/kg
Mixed-layer CIN
-107 J/kg
Mixed-layer LCL
980 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
145 m²/s²
0-3 km storm-relative helicity
120 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.7

Open this sounding in Storm Lab

The text

As transmitted.

211 
WUUS51 KPHI 271626
SVRPHI
NJC007-015-271715-
/O.NEW.KPHI.SV.W.0322.260827T1626Z-260827T1715Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
Issued by National Weather Service Baltimore MD/Washington DC
1226 PM EDT Thu Aug 27 2026

The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for...
  Southwestern Camden County in southern New Jersey...
  Gloucester County in southern New Jersey...

* Until 115 PM EDT.

* At 1224 PM EDT, a severe thunderstorm was located over Swedesboro,
  or 12 miles east of Wilmington, moving east at 20 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Wind damage to roofs, siding, trees, and power lines is 
           possible.

* Locations impacted include...
  Deptford, Voorhees, West Deptford, Glassboro, Lindenwold, Bellmawr,
  Woodbury, Pitman, Clayton, Berlin, Paulsboro, Magnolia, Westville,
  Woodbury Heights, National Park, Swedesboro, Sicklerville, Echelon,
  Ashland, and Springdale.

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.

&&

LAT...LON 3961 7489 3969 7532 3983 7536 3990 7496
TIME...MOT...LOC 1624Z 266DEG 18KT 3977 7531 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

CS
1 follow-up statement
303 
WWUS51 KPHI 271652
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
Issued by National Weather Service Baltimore MD/Washington DC
1252 PM EDT Thu Aug 27 2026

NJC007-015-271715-
/O.CON.KPHI.SV.W.0322.000000T0000Z-260827T1715Z/
Camden NJ-Gloucester NJ-
1252 PM EDT Thu Aug 27 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 PM EDT
FOR CENTRAL CAMDEN AND CENTRAL GLOUCESTER COUNTIES...

At 1251 PM EDT, a severe thunderstorm was located over Woodbury
Heights, or 7 miles south of Gloucester City, moving east 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...
Deptford, Voorhees, Glassboro, Lindenwold, Woodbury, Pitman, Clayton,
Berlin, Magnolia, Woodbury Heights, Sicklerville, Echelon, Victory
Lakes, Williamstown, Mullica Hill, Monroe Township, Turnersville,
Springdale, Ashland, and Pine Hill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3961 7489 3969 7530 3980 7529 3987 7495
TIME...MOT...LOC 1651Z 266DEG 18KT 3978 7513 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

CS

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 27, 11:38 AM EDTFlash Flood WarningPHIGloucester4 hr
Aug 27, 12:41 PM EDTFlash Flood WarningPHICamden, Gloucester, Salem5 hr
Aug 27, 1:06 PM EDTSevere Thunderstorm WarningPHIMiddlesex24 min
Aug 27, 1:07 PM EDTFlash Flood WarningPHIMiddlesex, Somerset4 hr
Aug 27, 1:15 PM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington, Camden, Gloucester45 min
Aug 27, 1:17 PM EDTFlash Flood WarningPHIMercer, Somerset7 hr
Aug 27, 1:20 PM EDTSevere Thunderstorm WarningPHIMiddlesex, Monmouth40 min
Aug 27, 1:26 PM EDTSevere Thunderstorm WarningPHIMiddlesex, Monmouth49 min
Aug 27, 1:32 PM EDTSevere Thunderstorm WarningPHIGloucester, Salem43 min
Aug 27, 1:34 PM EDTSpecial Marine WarningPHI21 min
Aug 27, 1:50 PM EDTFlash Flood WarningPHISalem4 hr
Aug 27, 1:57 PM EDTTornado WarningPHISalem11 min
Aug 27, 2:02 PM EDTSevere Thunderstorm WarningPHIMonmouth28 min
Aug 27, 2:13 PM EDTSevere Thunderstorm WarningPHIMonmouth47 min
Aug 27, 2:16 PM EDTSevere Thunderstorm WarningPHICamden, Gloucester, Salem44 min
Aug 27, 2:18 PM EDTFlash Flood WarningPHIMiddlesex, Monmouth4 hr
Aug 27, 2:20 PM EDTSpecial Marine WarningPHI40 min
Aug 27, 2:31 PM EDTSevere Thunderstorm WarningPHIBurlington, Ocean44 min
Aug 27, 2:38 PM EDTFlash Flood WarningPHICamden4 hr
Aug 27, 2:58 PM EDTSevere Thunderstorm WarningPHIMonmouth30 min
Aug 27, 3:00 PM EDTSpecial Marine WarningPHI60 min
Aug 27, 3:04 PM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington, Camden41 min
Aug 27, 3:26 PM EDTAreal Flood WarningPHIGloucester, Salem5 hr
Aug 27, 3:43 PM EDTFlash Flood WarningPHICamden3 hr
Aug 27, 4:52 PM EDTFlash Flood WarningPHIWarren3 hr
Aug 27, 4:59 PM EDTAreal Flood WarningPHIMiddlesex, Somerset4 hr
Aug 27, 5:44 PM EDTAreal Flood WarningPHICamden, Gloucester5 hr
Aug 27, 6:17 PM EDTAreal Flood WarningPHIMiddlesex, Monmouth4 hr
Aug 27, 7:00 PM EDTFlash Flood WarningPHIBurlington, Camden3 hr
Aug 27, 7:26 PM EDTSpecial Marine WarningPHI32 min

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.