Alert archive / New Jersey / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 33, NWS Philadelphia/Mount Holly

April 26, 20164 counties in New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Apr 26, 2016, 5:47 PM EDT for 4 counties in New Jersey. It was in force for 28 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 26, 2016, 5:47 PM EDT (21:47 UTC)
Expired
Apr 26, 2016, 6:15 PM EDT
In force
28 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Burlington County, NJ, Mercer County, NJ, Monmouth County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 28 km from the middle of the area, began a volume at 21:50 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 26, 1:54 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 9.8 hours before the alert went out and 150 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, Phillips Aaf/Abe, MD at 12:00Z on 2016-04-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 25 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, Phillips Aaf/Abe, MD at 12:00Z on 2016-04-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 177 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
25 J/kg
Mixed-layer CIN
-252 J/kg
Mixed-layer LCL
1659 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
177 m²/s²
0-3 km storm-relative helicity
173 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

005 
WUUS51 KPHI 262147
SVRPHI
NJC005-021-025-029-262215-
/O.NEW.KPHI.SV.W.0033.160426T2147Z-160426T2215Z/

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

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ  HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN MERCER COUNTY IN CENTRAL NEW JERSEY...
  SOUTHWESTERN MONMOUTH COUNTY IN CENTRAL NEW JERSEY...
  NORTHWESTERN OCEAN COUNTY IN SOUTHERN NEW JERSEY...
  NORTHEASTERN BURLINGTON COUNTY IN SOUTHERN NEW JERSEY...

* UNTIL 615 PM EDT

* AT 546 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER
  MERCERVILLE-HAMILTON SQUARE...OR 7 MILES EAST OF TRENTON...MOVING
  SOUTHEAST AT 30 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. 

* THIS SEVERE THUNDERSTORM WILL BE NEAR...
  HIGHTSTOWN AND ALLENTOWN AROUND 550 PM EDT. 
  TWIN RIVERS AROUND 555 PM EDT. 
  ROOSEVELT...IMLAYSTOWN AND CREAM RIDGE AROUND 600 PM EDT. 
  CLARKSBURG AROUND 605 PM EDT. 
  SIX FLAGS THEME PARK AND WOODRUFF AROUND 610 PM EDT. 
  CASSVILLE...JACKSONS MILLS AND VISTA CENTER AROUND 615 PM EDT. 

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE
FIELDSBORO...NEW EGYPT...YARDVILLE-GROVEVILLE AND MCGUIRE AFB.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4020 7425 3999 7444 4013 7476 4014 7476
      4014 7474 4016 7472 4018 7474 4030 7468
TIME...MOT...LOC 2146Z 299DEG 27KT 4021 7462 

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

MWG
2 follow-up statements
137 
WWUS51 KPHI 262159
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
559 PM EDT TUE APR 26 2016

NJC005-021-262207-
/O.CAN.KPHI.SV.W.0033.000000T0000Z-160426T2215Z/
MERCER NJ-BURLINGTON NJ-
559 PM EDT TUE APR 26 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MERCER AND
NORTHEASTERN BURLINGTON COUNTIES IS CANCELLED...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF
THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT FOR
SOUTHERN NEW JERSEY.

LAT...LON 4020 7425 3999 7444 4003 7453 4015 7459
      4020 7456 4022 7453 4023 7450 4025 7448
TIME...MOT...LOC 2157Z 299DEG 27KT 4017 7452 

$$

NJC025-029-262215-
/O.CON.KPHI.SV.W.0033.000000T0000Z-160426T2215Z/
MONMOUTH NJ-OCEAN NJ-
559 PM EDT TUE APR 26 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM EDT
FOR SOUTHWESTERN MONMOUTH AND NORTHWESTERN OCEAN COUNTIES...

AT 557 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER IMLAYSTOWN...OR
12 MILES EAST OF TRENTON...MOVING SOUTHEAST AT 30 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. 

THIS SEVERE STORM WILL BE NEAR...
  SIX FLAGS THEME PARK AROUND 605 PM EDT. 
  WOODRUFF AROUND 610 PM EDT. 
  CASSVILLE...JACKSONS MILLS AND VISTA CENTER AROUND 615 PM EDT. 

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE NEW
EGYPT. DIME SIZE HAIL HAS BEEN REPORTED WITH THIS STORM IN
ROBBINSVILLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4020 7425 3999 7444 4003 7453 4015 7459
      4020 7456 4022 7453 4023 7450 4025 7448
TIME...MOT...LOC 2157Z 299DEG 27KT 4017 7452 

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

MWG
475 
WWUS51 KPHI 262209
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
609 PM EDT TUE APR 26 2016

NJC025-029-262219-
/O.EXP.KPHI.SV.W.0033.000000T0000Z-160426T2215Z/
MONMOUTH NJ-OCEAN NJ-
609 PM EDT TUE APR 26 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN MONMOUTH AND
NORTHWESTERN OCEAN COUNTIES WILL EXPIRE AT 615 PM EDT...
        
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND HAS EXITED THE WARNED AREA. THEREFORE THE WARNING WILL
BE ALLOWED TO EXPIRE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT FOR
SOUTHERN NEW JERSEY.

LAT...LON 4020 7425 3999 7444 4003 7453 4015 7459
      4020 7456 4022 7453 4023 7450 4025 7448
TIME...MOT...LOC 2208Z 299DEG 27KT 4017 7452 

$$

MWG

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, 12:56 AM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington, Camden, Gloucester49 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, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.