Alert archive / New Jersey / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 29, NWS Philadelphia/Mount Holly

April 26, 20164 counties in New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Apr 26, 2016, 12:56 AM EDT for 4 counties in New Jersey. It was in force for 49 min. 2 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
Apr 26, 2016, 12:56 AM EDT (04:56 UTC)
Expired
Apr 26, 2016, 1:45 AM EDT
In force
49 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

Counties Atlantic County, NJ, Burlington County, NJ, Camden County, NJ, Gloucester County, NJ

The radar

The Philadelphia radar (KDIX), 42 km from the middle of the area, began a volume at 04:57 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
Apr 26, 1:00 AM EDTHAIL 0.5Monroe Twp, NJ
Apr 26, 1:15 AM EDTHAIL 0.25Winslow Twp, NJ

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 00:00Z, 4.9 hours before the alert went out and 201 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 00:00Z on 2016-04-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Wallops Is Stn, VA at 00:00Z on 2016-04-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 102 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1429 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
102 m²/s²
0-3 km storm-relative helicity
175 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

841 
WUUS51 KPHI 260456
SVRPHI
NJC001-005-007-015-260545-
/O.NEW.KPHI.SV.W.0029.160426T0456Z-160426T0545Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1256 AM EDT TUE APR 26 2016

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ  HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN CAMDEN COUNTY IN SOUTHERN NEW JERSEY...
  EAST CENTRAL GLOUCESTER COUNTY IN SOUTHERN NEW JERSEY...
  NORTHWESTERN ATLANTIC COUNTY IN SOUTHERN NEW JERSEY...
  SOUTHEASTERN BURLINGTON COUNTY IN SOUTHERN NEW JERSEY...

* UNTIL 145 AM EDT

* AT 1256 AM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER MONROE
  TOWNSHIP...OR 14 MILES NORTH OF VINELAND...MOVING EAST AT 35 MPH.

  HAZARD...QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

* THIS SEVERE THUNDERSTORM WILL BE NEAR...
  VICTORY LAKES AND SICKLERVILLE AROUND 100 AM EDT. 
  CHESILHURST AROUND 110 AM EDT. 
  HAMMONTON AND ATSION AROUND 125 AM EDT. 
  SHAMONG AND BATSTO AROUND 130 AM EDT. 
  WHARTON STATE FOREST AROUND 135 AM EDT. 

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE FOLSOM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3961 7446 3961 7469 3960 7469 3961 7470
      3960 7504 3969 7507 3988 7455
TIME...MOT...LOC 0456Z 258DEG 29KT 3967 7501 

HAIL...1.00IN
WIND...<50MPH
 
$$

ROBERTSON
1 follow-up statement
857 
WWUS51 KPHI 260526
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
126 AM EDT TUE APR 26 2016

NJC015-260536-
/O.CAN.KPHI.SV.W.0029.000000T0000Z-160426T0545Z/
GLOUCESTER NJ-
126 AM EDT TUE APR 26 2016

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL GLOUCESTER 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 3961 7446 3961 7469 3960 7469 3968 7477
      3977 7485 3988 7455
TIME...MOT...LOC 0526Z 258DEG 29KT 3972 7470 

$$

NJC001-005-007-260545-
/O.CON.KPHI.SV.W.0029.000000T0000Z-160426T0545Z/
CAMDEN NJ-ATLANTIC NJ-BURLINGTON NJ-
126 AM EDT TUE APR 26 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 145 AM EDT
FOR EAST CENTRAL CAMDEN...NORTH CENTRAL ATLANTIC AND SOUTHEASTERN
BURLINGTON COUNTIES...

AT 126 AM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER ATSION...OR 23
MILES NORTHEAST OF VINELAND...MOVING EAST AT 35 MPH.

HAZARD...QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

THIS SEVERE STORM WILL BE NEAR...
  BATSTO AROUND 130 AM EDT. 
  WHARTON STATE FOREST AROUND 135 AM EDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3961 7446 3961 7469 3960 7469 3968 7477
      3977 7485 3988 7455
TIME...MOT...LOC 0526Z 258DEG 29KT 3972 7470 

HAIL...1.00IN
WIND...<50MPH
 
$$

ROBERTSON

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 26, 12:34 AM EDTSevere Thunderstorm WarningPHICamden, Gloucester, Salem41 min
Apr 26, 12:54 AM EDTSpecial Weather StatementPHIAtlantic, Burlington, Camden, Gloucester, Ocean66 min
Apr 26, 1:22 AM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington, Camden, Ocean42 min
Apr 26, 1:58 AM EDTSpecial Weather StatementPHIWarren47 min
Apr 26, 2:04 AM EDTSpecial Weather StatementPHIOcean41 min
Apr 26, 2:25 AM EDTSpecial Weather StatementPHIHunterdon, Morris, Warren35 min
Apr 26, 2:45 AM EDTSpecial Weather StatementPHIMercer, Middlesex, Somerset60 min
Apr 26, 3:00 AM EDTSpecial Weather StatementPHIMorris, Somerset45 min
Apr 26, 3:17 AM EDTSpecial Weather StatementPHIMonmouth43 min
Apr 26, 3:32 AM EDTSpecial Marine WarningPHI58 min
Apr 26, 3:36 PM EDTSpecial Weather StatementPHIBurlington, Camden24 min
Apr 26, 3:44 PM EDTSevere Thunderstorm WarningPHIBurlington31 min
Apr 26, 4:07 PM EDTSpecial Weather StatementPHIOcean23 min
Apr 26, 4:23 PM EDTSevere Thunderstorm WarningPHIOcean26 min
Apr 26, 4:25 PM EDTSpecial Marine WarningPHI35 min
Apr 26, 5:42 PM EDTSpecial Weather StatementPHIMercer33 min
Apr 26, 5:47 PM EDTSevere Thunderstorm WarningPHIBurlington, Mercer, Monmouth, Ocean28 min
Apr 26, 6:37 PM EDTSpecial Weather StatementPHIBurlington, Camden, Gloucester38 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.