Alert archive / New Jersey / Special Weather Statements in 2023

Special Weather Statement, NWS Philadelphia/Mount Holly

July 8, 2023Gloucester County, New Jersey

NWS Philadelphia/Mount Holly issued this special weather statement at Jul 8, 2023, 4:11 PM EDT for Gloucester County, New Jersey. It was in force for 34 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 8, 2023, 4:11 PM EDT (20:11 UTC)
Expired
Jul 8, 2023, 4:45 PM EDT
In force
34 min
Issued by
NWS Philadelphia/Mount Holly
Hail
0.25 in
Wind
40

County Gloucester County, NJ

The radar

The Philadelphia radar (KDIX), 70 km from the middle of the area, began a volume at 20:13 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 nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 12:00Z, 8.2 hours before the alert went out and 211 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, Wallops Is Stn, VA at 12:00Z on 2023-07-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1182 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, Wallops Is Stn, VA at 12:00Z on 2023-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -20 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
1182 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
820 m above ground
0-6 km bulk shear
1 kt
0-1 km storm-relative helicity
-20 m²/s²
0-3 km storm-relative helicity
-13 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

182 
WWUS81 KPHI 082011
SPSPHI

Special Weather Statement
National Weather Service Mount Holly NJ
411 PM EDT Sat Jul 8 2023
 
NJZ017-018-PAZ070-071-082045-
Camden NJ-Gloucester NJ-Delaware PA-Philadelphia PA-
411 PM EDT Sat Jul 8 2023

...A strong thunderstorm will impact portions of west central Camden,
northwestern Gloucester, southwestern Philadelphia and southeastern
Delaware Counties through 445 PM EDT...

At 411 PM EDT, Doppler radar was tracking a strong thunderstorm over
Paulsboro, or 8 miles southwest of Gloucester City. This storm was
nearly stationary.

HAZARD...Wind gusts up to 40 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects. Minor damage to outdoor objects is 
         possible.

Locations impacted include...
Philadelphia, Gloucester City, Deptford, West Deptford, Bellmawr,
Yeadon, Woodbury, Folcroft, Paulsboro, Magnolia, Westville, Woodbury
Heights, National Park, Brooklawn, Darby Township, South
Philadelphia, Philadelphia International Arpt, Philadelphia
International Airport, Gibbstown and Tinicum Township.

This includes the following highways...
 New Jersey Turnpike near exit 3.
 Interstate 95 in Pennsylvania between mile markers 9 and 19.
 Interstate 76 in Pennsylvania between mile markers 346 and 351.
 Interstate 76 in New Jersey between mile markers 0 and 1, and near
mile marker 3.
 Interstate 295 in New Jersey between mile markers 14 and 28.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

&&

LAT...LON 3975 7524 3982 7535 3997 7523 3983 7501
TIME...MOT...LOC 2011Z 220DEG 4KT 3982 7525 

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH

$$

Hoeflich

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 8, 1:28 PM EDTAreal Flood AdvisoryPHICamden95 min
Jul 8, 1:49 PM EDTAreal Flood AdvisoryPHIBurlington3 hr
Jul 8, 2:13 PM EDTSpecial Weather StatementPHIMiddlesex32 min
Jul 8, 2:19 PM EDTSevere Thunderstorm WarningPHIMiddlesex, Monmouth41 min
Jul 8, 2:28 PM EDTAreal Flood AdvisoryPHICamden21 min
Jul 8, 2:40 PM EDTFlash Flood WarningPHICamden4 hr
Jul 8, 3:17 PM EDTFlood WatchPHIAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more31 hr
Jul 8, 3:21 PM EDTSpecial Weather StatementPHIBurlington24 min
Jul 8, 3:38 PM EDTSpecial Weather StatementPHICamden, Gloucester37 min
Jul 8, 3:55 PM EDTSpecial Weather StatementPHIMercer35 min
Jul 8, 3:57 PM EDTSpecial Weather StatementPHIBurlington33 min
Jul 8, 4:16 PM EDTAreal Flood AdvisoryPHIBurlington, Camden3 hr
Jul 8, 2:05 PM EDTSpecial Weather StatementPHIPhiladelphia25 min
Jul 8, 3:00 PM EDTSpecial Weather StatementPHIPhiladelphia30 min
Jul 8, 3:44 PM EDTSpecial Weather StatementPHIBucks31 min
Jul 8, 3:52 PM EDTAreal Flood AdvisoryPHIBucks, Montgomery3 hr
Jul 8, 4:49 PM EDTSpecial Weather StatementPHIDelaware26 min
Jul 8, 5:00 PM EDTAreal Flood AdvisoryPHIChester, Delaware, Montgomery, Philadelphia25 min
Jul 8, 5:15 PM EDTFlash Flood WarningPHIChester, Delaware, Montgomery, Philadelphia4 hr
Jul 8, 5:19 PM EDTSpecial Weather StatementPHIDelaware26 min
Jul 8, 5:30 PM EDTSpecial Weather StatementPHIChester30 min
Jul 8, 5:43 PM EDTAreal Flood AdvisoryPHIChester10 min
Jul 8, 5:51 PM EDTFlash Flood WarningPHIChester4 hr
Jul 8, 6:02 PM EDTSpecial Weather StatementPHIMontgomery28 min
Jul 8, 6:33 PM EDTAreal Flood AdvisoryPHIChester, Montgomery3 hr
Jul 8, 2:07 PM EDTSevere Thunderstorm WarningPHIKent23 min
Jul 8, 3:22 PM EDTSpecial Weather StatementPHISussex23 min
Jul 8, 2:01 PM EDTSpecial Weather StatementPHIKent29 min
Jul 8, 2:23 PM EDTSpecial Weather StatementPHICaroline37 min
Jul 8, 3:21 PM EDTSpecial Weather StatementPHICaroline24 min

Nearby

Special Weather Statements in New Jersey, 2023Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.