Alert archive / New Jersey / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 102, NWS Philadelphia/Mount Holly

June 9, 20116 counties in New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 9, 2011, 10:32 PM EDT for 6 counties in New Jersey. It was in force for 58 min. 8 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
Jun 9, 2011, 10:32 PM EDT (02:32 UTC)
Expired
Jun 9, 2011, 11:30 PM EDT
In force
58 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon

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

The radar

The Philadelphia radar (KDIX), 57 km from the middle of the area, began a volume at 02:33 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
Jun 9, 10:43 PM EDTTSTM WND GST 64Millville, NJ
Jun 9, 10:45 PM EDTTSTM WND DMGRichland, NJSEVERAL TREES AND WIRES DOWN
Jun 9, 10:45 PM EDTHAIL 1.25Vineland, NJALSO WIND GUSTS TO AROUND 50 MPH
Jun 9, 10:45 PM EDTHAIL 1.5Richland, NJSOME MINOR HAIL DAMAGE TO VEHICLES... YOUNG PLANTS SUCH AS BASIL DAMAGED ON FARMS.
Jun 9, 10:50 PM EDTTSTM WND GST 60Weymouth, NJ
Jun 9, 10:50 PM EDTHAIL 1Weymouth, NJ
Jun 9, 11:07 PM EDTHAIL 0.75Mays Landing, NJ
Jun 9, 11:10 PM EDTHAIL 0.75Mays Landing, 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, 2.5 hours before the alert went out and 187 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 2011-06-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1702 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 00:00Z on 2011-06-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 26 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
1702 J/kg
Mixed-layer CIN
-139 J/kg
Mixed-layer LCL
1829 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
26 m²/s²
0-3 km storm-relative helicity
-9 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

988 
WUUS51 KPHI 100232
SVRPHI
NJC001-005-007-011-015-033-100330-
/O.NEW.KPHI.SV.W.0102.110610T0232Z-110610T0330Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1032 PM EDT THU JUN 9 2011

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN ATLANTIC COUNTY IN SOUTHERN NEW JERSEY...
  SOUTH CENTRAL BURLINGTON COUNTY IN SOUTHERN NEW JERSEY...
  SOUTHEASTERN CAMDEN COUNTY IN SOUTHERN NEW JERSEY...
  NORTHEASTERN CUMBERLAND COUNTY IN SOUTHERN NEW JERSEY...
  THIS INCLUDES THE CITIES OF...VINELAND...MILLVILLE...
  SOUTHEASTERN GLOUCESTER COUNTY IN SOUTHERN NEW JERSEY...
  SOUTHEASTERN SALEM COUNTY IN SOUTHERN NEW JERSEY...

* UNTIL 1130 PM EDT

* AT 1029 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  ROSENHAYN...OR 9 MILES WEST OF VINELAND...AND MOVING EAST AT 30
  MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  MALAGA AROUND 1040 PM EDT...
  VINELAND...NEWFIELD AND SOUTH VINELAND AROUND 1045 PM EDT...
  BUENA AROUND 1055 PM EDT...
  MIZPAH AROUND 1105 PM EDT...
  WEYMOUTH AROUND 1110 PM EDT...
  MAYS LANDING AROUND 1115 PM EDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

&&

LAT...LON 3976 7458 3932 7462 3932 7523 3963 7520
TIME...MOT...LOC 0232Z 267DEG 25KT 3950 7514

$$

IOVINO
1 follow-up statement
272 
WWUS51 KPHI 100300
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1100 PM EDT THU JUN 9 2011

NJC033-100310-
/O.CAN.KPHI.SV.W.0102.000000T0000Z-110610T0330Z/
SALEM NJ-
1100 PM EDT THU JUN 9 2011

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

LAT...LON 3932 7498 3968 7496 3976 7458 3932 7462
TIME...MOT...LOC 0300Z 267DEG 25KT 3951 7489

$$

NJC001-005-007-011-015-100330-
/O.CON.KPHI.SV.W.0102.000000T0000Z-110610T0330Z/
CUMBERLAND NJ-CAMDEN NJ-GLOUCESTER NJ-ATLANTIC NJ-BURLINGTON NJ-
1100 PM EDT THU JUN 9 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1130 PM EDT
FOR SOUTH CENTRAL BURLINGTON...WESTERN ATLANTIC...SOUTHEASTERN
GLOUCESTER...SOUTHEASTERN CAMDEN AND EAST CENTRAL CUMBERLAND
COUNTIES...

AT 1059 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
LOCATED NEAR BUENA...OR 6 MILES NORTHEAST OF VINELAND...MOVING EAST
AT 30 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  MIZPAH AND FOLSOM BY 1105 PM EDT...
  WEYMOUTH BY 1110 PM EDT...
  MAYS LANDING BY 1115 PM EDT...
  ELWOOD...MAYS LANDING AND ELWOOD-MAGNOLIA BY 1120 PM EDT...
  EGG HARBOR CITY BY 1130 PM EDT...

LAT...LON 3932 7498 3968 7496 3976 7458 3932 7462
TIME...MOT...LOC 0300Z 267DEG 25KT 3951 7489

$$

IOVINO

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 9, 8:10 PM EDTSevere Thunderstorm WarningPHIBurlington, Camden, Cumberland, Gloucester, Mercer, Salem65 min
Jun 9, 10:05 PM EDTSpecial Marine WarningPHI40 min
Jun 9, 10:13 PM EDTSevere Thunderstorm WarningPHICumberland, Gloucester, Salem47 min
Jun 9, 10:52 PM EDTSpecial Marine WarningPHI83 min
Jun 9, 10:59 PM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington, Camden, Cape May, Cumberland, Ocean46 min
Jun 9, 11:24 PM EDTSpecial Marine WarningPHI96 min
Jun 10, 6:14 PM EDTSpecial Weather StatementPHICumberland61 min
Jun 10, 7:07 PM EDTSpecial Weather StatementPHICumberland53 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2011Every severe thunderstorm warning in 2011

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.