Alert archive / New Jersey / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 129, NWS Philadelphia/Mount Holly

July 23, 2016Atlantic County, Cape May County, Cumberland County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 23, 2016, 7:18 PM EDT for Atlantic County, Cape May County, Cumberland County, New Jersey. It was in force for 27 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 23, 2016, 7:18 PM EDT (23:18 UTC)
Expired
Jul 23, 2016, 7:45 PM EDT
In force
27 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Hail
0.88 in
Wind
60.0 mph

Counties Atlantic County, NJ, Cape May County, NJ, Cumberland County, NJ

The radar

The Dover AFB radar (KDOX), 73 km from the middle of the area, began a volume at 23:18 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, 11.3 hours before the alert went out and 153 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 2016-07-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1586 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 2016-07-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 45 square meters per square second.1939Sfc1 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
1586 J/kg
Mixed-layer CIN
-57 J/kg
Mixed-layer LCL
1139 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
45 m²/s²
0-3 km storm-relative helicity
36 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

270 
WUUS51 KPHI 232318
SVRPHI
NJC001-009-011-232345-
/O.NEW.KPHI.SV.W.0129.160723T2318Z-160723T2345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
718 PM EDT SAT JUL 23 2016

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ  HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CAPE MAY COUNTY IN SOUTHERN NEW JERSEY...
  SOUTHWESTERN ATLANTIC COUNTY IN SOUTHERN NEW JERSEY...
  SOUTHEASTERN CUMBERLAND COUNTY IN SOUTHERN NEW JERSEY...

* UNTIL 745 PM EDT

* AT 718 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER BELLEPLAIN
  FOREST...OR 14 MILES SOUTHEAST OF MILLVILLE...MOVING SOUTHEAST AT
  35 MPH.

  HAZARD...60 MPH WIND GUSTS AND NICKEL SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  VINELAND...MILLVILLE...OCEAN CITY...CUMBERLAND...SOMERS POINT...
  LAUREL LAKE...WOODBINE...SEA ISLE CITY...ESTELL MANOR...AVALON...
  LONGPORT...STONE HARBOR...CORBIN CITY...BRICKSBORO...MARMORA...
  PORT ELIZABETH...GOSHEN...ENGLISH CREEK...ELDORA AND BIVALVE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM...AND
THE STORM WILL AFFECT THE BEACHES. FOR YOUR SAFETY...IMMEDIATELY MOVE
OFF THE BEACH AND SEEK SHELTER INDOORS.

&&

LAT...LON 3932 7452 3930 7459 3932 7466 3928 7460
      3929 7455 3920 7466 3910 7470 3906 7475
      3908 7476 3907 7476 3910 7487 3917 7490
      3919 7503 3922 7503 3921 7513 3945 7498
TIME...MOT...LOC 2318Z 294DEG 43KT 3924 7487 

HAIL...0.88IN
WIND...60MPH
 
$$

LF
1 follow-up statement
054 
WWUS51 KPHI 232335
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
735 PM EDT SAT JUL 23 2016

NJC011-232344-
/O.CAN.KPHI.SV.W.0129.000000T0000Z-160723T2345Z/
CUMBERLAND NJ-
735 PM EDT SAT JUL 23 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CUMBERLAND COUNTY
IS CANCELLED...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF
THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

LAT...LON 3932 7452 3930 7459 3931 7464 3928 7460
      3929 7455 3920 7466 3910 7470 3906 7475
      3908 7476 3907 7476 3910 7487 3917 7490
      3923 7484 3929 7486 3941 7485
TIME...MOT...LOC 2334Z 294DEG 43KT 3916 7464 

$$

NJC001-009-232345-
/O.CON.KPHI.SV.W.0129.000000T0000Z-160723T2345Z/
CAPE MAY NJ-ATLANTIC NJ-
735 PM EDT SAT JUL 23 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM EDT
FOR CAPE MAY AND SOUTHWESTERN ATLANTIC COUNTIES...

AT 734 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER
STRATHMERE...OR 7 MILES SOUTH OF OCEAN CITY...MOVING SOUTHEAST 
AT 35 MPH.

HAZARD...60 MPH WIND GUSTS AND NICKEL SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
OCEAN CITY...SOMERS POINT...WOODBINE...SEA ISLE CITY...
ESTELL MANOR...AVALON...LONGPORT...STONE HARBOR...CORBIN CITY...
GOSHEN...ENGLISH CREEK...MARMORA...SEAVILLE...BEESLEYS POINT...
DOROTHY...DENNISVILLE...STRATHMERE...
CAPE MAY COURT HOUSE AND LINWOOD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM...AND
THE STORM WILL AFFECT THE BEACHES. FOR YOUR SAFETY...IMMEDIATELY MOVE
OFF THE BEACH AND SEEK SHELTER INDOORS.

&&

LAT...LON 3932 7452 3930 7459 3931 7464 3928 7460
      3929 7455 3920 7466 3910 7470 3906 7475
      3908 7476 3907 7476 3910 7487 3917 7490
      3923 7484 3929 7486 3941 7485
TIME...MOT...LOC 2334Z 294DEG 43KT 3916 7464 

HAIL...0.88IN
WIND...60MPH
 
$$

LF

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 23, 4:12 PM EDTHeat AdvisoryPHIAtlantic, Burlington, Cape May, Cumberland, Hunterdon, Middlesex and 7 more50 hr
Jul 23, 4:55 PM EDTSevere Thunderstorm WarningPHIBurlington, Camden35 min
Jul 23, 5:03 PM EDTSevere Thunderstorm WarningPHISalem28 min
Jul 23, 5:10 PM EDTSpecial Marine WarningPHI65 min
Jul 23, 5:24 PM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington, Camden, Gloucester51 min
Jul 23, 5:43 PM EDTSpecial Weather StatementPHIOcean62 min
Jul 23, 5:55 PM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington, Camden, Ocean65 min
Jul 23, 6:05 PM EDTSpecial Marine WarningPHI85 min
Jul 23, 7:11 PM EDTSpecial Weather StatementPHIAtlantic34 min
Jul 23, 7:23 PM EDTSpecial Marine WarningPHI82 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2016Every severe thunderstorm warning in 2016

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.