Alert archive / New Jersey / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 89, NWS Philadelphia/Mount Holly

July 9, 2016Atlantic County, Cumberland County, Salem County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 9, 2016, 6:31 PM EDT for Atlantic County, Cumberland County, Salem County, New Jersey. It was in force for 44 min. 5 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
Jul 9, 2016, 6:31 PM EDT (22:31 UTC)
Expired
Jul 9, 2016, 7:15 PM EDT
In force
44 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Atlantic County, NJ, Cumberland County, NJ, Salem County, NJ

The radar

The Dover AFB radar (KDOX), 70 km from the middle of the area, began a volume at 22:32 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
Jul 9, 6:38 PM EDTTSTM WND DMGBridgeton, NJ25 SOFTWOOD PINE TREES DOWNED...SOME SHEARED OFF AT 10 TO 12 FEET ABOVE GROUND LEVEL...ON WEST PARK DRIVE IN THE VICINITY OF ROUTE 49.
Jul 9, 6:38 PM EDTTSTM WND DMGHopewell Twp, NJTREES AND WIRES DOWN IN GREENWICH AND HOPEWELL TWPS
Jul 9, 6:45 PM EDTTSTM WND DMGBridgeton, NJSEVERAL DOWNED TREES IN BRIDGETON
Jul 9, 6:48 PM EDTTSTM WND DMGFairfield Twp, NJDOWNED TREES AND WIRES
Jul 9, 6:48 PM EDTTSTM WND DMGFairton, NJNUMEROUS DOWNED TREES REPORTED IN FAIRTON

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 12:00Z, 10.5 hours before the alert went out and 165 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 2016-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 659 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 2016-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -22 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
659 J/kg
Mixed-layer CIN
-34 J/kg
Mixed-layer LCL
1019 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
-22 m²/s²
0-3 km storm-relative helicity
31 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.7

Open this sounding in Storm Lab

The text

As transmitted.

342 
WUUS51 KPHI 092231
SVRPHI
NJC001-011-033-092315-
/O.NEW.KPHI.SV.W.0089.160709T2231Z-160709T2315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
631 PM EDT SAT JUL 9 2016

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ  HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN ATLANTIC COUNTY IN SOUTHERN NEW JERSEY...
  SOUTHERN SALEM COUNTY IN SOUTHERN NEW JERSEY...
  CUMBERLAND COUNTY IN SOUTHERN NEW JERSEY...

* UNTIL 715 PM EDT

* AT 630 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER SHILOH...OR
  NEAR BRIDGETON...MOVING EAST AT 25 MPH.

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

  SOURCE...RADAR INDICATED. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE 
           TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  VINELAND...MILLVILLE...BRIDGETON...CUMBERLAND...BUENA...
  LAUREL LAKE...ALLOWAY...ESTELL MANOR...GREENWICH...SHILOH...
  FAIRTON...BRICKSBORO...SEABROOK FARMS...NEWPORT...PORT ELIZABETH...
  CEDARVILLE...ROSENHAYN...FORTESQUE...NEWPORT MEADOWS AND BIVALVE.

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 ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 3917 7501 3919 7509 3916 7514 3944 7552
      3956 7537 3957 7523 3953 7501 3951 7499
      3953 7497 3949 7474
TIME...MOT...LOC 2230Z 291DEG 23KT 3947 7534 

HAIL...1.00IN
WIND...60MPH
 
$$

JRK
2 follow-up statements
194 
WWUS51 KPHI 092252
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
652 PM EDT SAT JUL 9 2016

NJC001-033-092301-
/O.CAN.KPHI.SV.W.0089.000000T0000Z-160709T2315Z/
ATLANTIC NJ-SALEM NJ-
652 PM EDT SAT JUL 9 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN ATLANTIC AND
SOUTHERN SALEM COUNTIES IS CANCELLED...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF
THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

LAT...LON 3917 7501 3919 7509 3916 7514 3941 7548
      3942 7545 3939 7542 3944 7542 3953 7522
      3952 7518 3946 7508 3950 7508 3948 7493
      3942 7486 3937 7485
TIME...MOT...LOC 2251Z 292DEG 23KT 3941 7517 

$$

NJC011-092315-
/O.CON.KPHI.SV.W.0089.000000T0000Z-160709T2315Z/
CUMBERLAND NJ-
652 PM EDT SAT JUL 9 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM EDT
FOR CUMBERLAND COUNTY...

AT 651 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER FAIRTON...OR
NEAR BRIDGETON...MOVING SOUTHEAST AT 25 MPH.

HAZARD...60 MPH WIND GUSTS AND HALF DOLLAR SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO 
         ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
VINELAND...MILLVILLE...BRIDGETON...CUMBERLAND...LAUREL
LAKE...GREENWICH...
SHILOH...FORTESQUE...FAIRTON...BRICKSBORO...NEWPORT
MEADOWS...BIVALVE...
SEABROOK FARMS...PORT NORRIS...MAURICETOWN...NEWPORT...SOUTH
VINELAND...
LEESBURG...PORT ELIZABETH AND CEDARVILLE.

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 3917 7501 3919 7509 3916 7514 3941 7548
      3942 7545 3939 7542 3944 7542 3953 7522
      3952 7518 3946 7508 3950 7508 3948 7493
      3942 7486 3937 7485
TIME...MOT...LOC 2251Z 292DEG 23KT 3941 7517 

HAIL...1.25IN
WIND...60MPH
 
$$

JRK
328 
WWUS51 KPHI 092309
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
709 PM EDT SAT JUL 9 2016

NJC011-092315-
/O.CON.KPHI.SV.W.0089.000000T0000Z-160709T2315Z/
CUMBERLAND NJ-
709 PM EDT SAT JUL 9 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM EDT
FOR SOUTHEASTERN CUMBERLAND COUNTY...

AT 709 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER LAUREL
LAKE...OR NEAR MILLVILLE...MOVING SOUTHEAST AT 30 MPH.

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

SOURCE...RADAR INDICATED. 

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

LOCATIONS IMPACTED INCLUDE...
MILLVILLE...LAUREL LAKE...PORT
NORRIS...MAURICETOWN...NEWPORT...LEESBURG...
PORT ELIZABETH...BRICKSBORO...BIVALVE AND DIVIDING CREEK.

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 3917 7501 3919 7507 3930 7520 3938 7510
      3935 7487
TIME...MOT...LOC 2309Z 298DEG 25KT 3932 7503 

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

JRK

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 8, 8:12 PM EDTFlash Flood WarningPHIAtlantic, Burlington4 hr
Jul 9, 3:55 PM EDTSevere Thunderstorm WarningPHIGloucester, Salem50 min
Jul 9, 4:08 PM EDTSpecial Marine WarningPHI67 min
Jul 9, 4:15 PM EDTAreal Flood AdvisoryPHIGloucester, Salem4 hr
Jul 9, 4:47 PM EDTSpecial Weather StatementPHISalem43 min
Jul 9, 6:11 PM EDTSpecial Weather StatementPHISalem34 min
Jul 9, 6:33 PM EDTSpecial Marine WarningPHI57 min
Jul 9, 6:43 PM EDTAreal Flood AdvisoryPHICumberland, Salem4 hr
Jul 9, 7:07 PM EDTSpecial Marine WarningPHI53 min
Jul 9, 7:07 PM EDTSevere Thunderstorm WarningPHICape May, Cumberland33 min
Jul 9, 7:33 PM EDTSpecial Weather StatementPHIWarren57 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.