Alert archive / New Jersey / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 16, NWS Philadelphia/Mount Holly

April 1, 2016Atlantic County, Cape May County, Cumberland County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Apr 1, 2016, 10:13 AM EDT for Atlantic County, Cape May County, Cumberland County, New Jersey. It was in force for 47 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
Apr 1, 2016, 10:13 AM EDT (14:13 UTC)
Expired
Apr 1, 2016, 11:00 AM EDT
In force
47 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon

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

The radar

The Dover AFB radar (KDOX), 69 km from the middle of the area, began a volume at 14:16 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, 2.2 hours before the alert went out and 152 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 2016-04-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 113 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 2016-04-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 215 square meters per square second.1939587897117Sfc1 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
113 J/kg
Mixed-layer CIN
-127 J/kg
Mixed-layer LCL
553 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
215 m²/s²
0-3 km storm-relative helicity
204 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

As transmitted.

226 
WUUS51 KPHI 011413
SVRPHI
NJC001-009-011-011500-
/O.NEW.KPHI.SV.W.0016.160401T1413Z-160401T1500Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1013 AM EDT FRI APR 1 2016

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ  HAS ISSUED A

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

* UNTIL 1100 AM EDT

* AT 1012 AM EDT...DOPPLER RADAR INDICATED A LINE OF SEVERE
  THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60
  MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM NEAR
  FORTESQUE TO 7 MILES NORTH OF CAPE HENLOPEN STATE PARK TO NEAR
  HENLOPEN ACRES...AND MOVING NORTHEAST AT 60 MPH.

* LOCATIONS IMPACTED INCLUDE...
  VINELAND...MILLVILLE...OCEAN CITY...CAPE MAY...CUMBERLAND...
  PLEASANTVILLE...SOMERS POINT...NORTHFIELD...MARGATE CITY...EGG HARBOR
  CITY...NORTH WILDWOOD...LAUREL LAKE...WILDWOOD CREST...WEYMOUTH...
  WOODBINE...SEA ISLE CITY...ESTELL MANOR...AVALON...WEST CAPE MAY AND
  LONGPORT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...LARGE HAIL...DEADLY
LIGHTNING AND VERY HEAVY RAIN. FOR YOUR PROTECTION...MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY
RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER
COVERS THE ROAD.

&&

LAT...LON 3930 7459 3933 7468 3927 7459 3929 7455
      3920 7466 3899 7479 3894 7486 3893 7497
      3916 7489 3919 7497 3919 7503 3922 7503
      3921 7510 3918 7515 3925 7519 3966 7468
      3932 7450
TIME...MOT...LOC 1412Z 228DEG 50KT 3919 7523 3891 7510 3875 7499 

$$

ROBERTSON
2 follow-up statements
450 
WWUS51 KPHI 011437
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1037 AM EDT FRI APR 1 2016

NJC011-011446-
/O.CAN.KPHI.SV.W.0016.000000T0000Z-160401T1500Z/
CUMBERLAND NJ-
1037 AM EDT FRI APR 1 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CUMBERLAND COUNTY
IS CANCELLED...

THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED
AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

LAT...LON 3907 7474 3920 7473 3949 7489 3966 7468
      3932 7450 3930 7459 3933 7468 3927 7459
      3929 7455 3920 7466
TIME...MOT...LOC 1436Z 231DEG 52KT 3947 7481 3925 7468 3904 7469 

$$

NJC001-009-011500-
/O.CON.KPHI.SV.W.0016.000000T0000Z-160401T1500Z/
CAPE MAY NJ-ATLANTIC NJ-
1037 AM EDT FRI APR 1 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1100 AM EDT
FOR NORTHEASTERN CAPE MAY AND WESTERN ATLANTIC COUNTIES...

AT 1036 AM EDT...DOPPLER RADAR INDICATED A LINE OF SEVERE
THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60
MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM MIZPAH TO
NEAR MARMORA TO NEAR STONE HARBOR...MOVING NORTHEAST AT 60 MPH.

THESE SEVERE STORMS WILL BE NEAR...
  OCEAN CITY...WEYMOUTH...BEESLEYS POINT...MARMORA...MAYS LANDING AND 
  ENGLISH CREEK AROUND 1040 AM EDT. 
  SOMERS POINT...LONGPORT AND ELWOOD-MAGNOLIA AROUND 1045 AM EDT. 
  PLEASANTVILLE...NORTHFIELD...MARGATE CITY AND EGG HARBOR CITY AROUND 
  1050 AM EDT. 

OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE
LINWOOD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...DESTRUCTIVE HAIL...
DEADLY LIGHTNING AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY
RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER
COVERS THE ROAD.

&&

LAT...LON 3907 7474 3920 7473 3949 7489 3966 7468
      3932 7450 3930 7459 3933 7468 3927 7459
      3929 7455 3920 7466
TIME...MOT...LOC 1436Z 231DEG 52KT 3947 7481 3925 7468 3904 7469 

$$

ROBERTSON
544 
WWUS51 KPHI 011455
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1055 AM EDT FRI APR 1 2016

NJC001-009-011504-
/O.EXP.KPHI.SV.W.0016.000000T0000Z-160401T1500Z/
CAPE MAY NJ-ATLANTIC NJ-
1055 AM EDT FRI APR 1 2016

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN CAPE MAY AND
WESTERN ATLANTIC COUNTIES WILL EXPIRE AT 1100 AM EDT...

THE STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED AND ARE MOVING
OUT OF THE WARNED AREA. THEREFORE THE WARNING WILL BE ALLOWED TO
EXPIRE. 

LAT...LON 3907 7474 3920 7473 3949 7489 3966 7468
      3932 7450 3930 7459 3933 7468 3927 7459
      3929 7455 3920 7466
TIME...MOT...LOC 1454Z 228DEG 50KT 3947 7481 3925 7468 3904 7469 

$$

ROBERTSON

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 1, 4:08 AM EDTHigh Wind WatchPHIAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more24 hr
Apr 1, 4:14 AM EDTStorm WatchPHI17 hr
Apr 1, 9:59 AM EDTSpecial Marine WarningPHI46 min
Apr 1, 10:31 AM EDTSpecial Marine WarningPHI44 min
Apr 1, 10:45 AM EDTSpecial Weather StatementPHIAtlantic, Ocean45 min
Apr 1, 5:25 PM EDTSpecial Weather StatementPHIHunterdon, Morris65 min
Apr 1, 5:45 PM EDTSevere Thunderstorm WarningPHIHunterdon, Mercer30 min
Apr 1, 6:25 PM EDTSpecial Weather StatementPHIMorris35 min
Apr 1, 6:43 PM EDTSpecial Weather StatementPHIGloucester32 min
Apr 1, 7:12 PM EDTSpecial Weather StatementPHIBurlington, Camden48 min
Apr 1, 7:30 PM EDTSpecial Weather StatementPHIMonmouth60 min
Apr 1, 7:40 PM EDTSpecial Weather StatementPHIMercer35 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.