Alert archive / New Jersey / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 76, NWS Philadelphia/Mount Holly

June 14, 2008Cape May County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 14, 2008, 9:56 PM EDT for Cape May County, New Jersey. It was in force for 64 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
Jun 14, 2008, 9:56 PM EDT (01:56 UTC)
Expired
Jun 14, 2008, 11:00 PM EDT
In force
64 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon

County Cape May County, NJ

The radar

The Dover AFB radar (KDOX), 55 km from the middle of the area, began a volume at 01:57 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.

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 00:00Z, 1.9 hours before the alert went out and 129 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 2008-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 567 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 2008-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 137 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
567 J/kg
Mixed-layer CIN
-103 J/kg
Mixed-layer LCL
1311 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
137 m²/s²
0-3 km storm-relative helicity
177 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.

000 
WUUS51 KPHI 150156
SVRPHI
NJC009-150300-
/O.NEW.KPHI.SV.W.0076.080615T0156Z-080615T0300Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
956 PM EDT SAT JUN 14 2008

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN CAPE MAY COUNTY IN SOUTHERN NEW JERSEY...

* UNTIL 1100 PM EDT

* AT 950 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 6 MILES
  WEST OF NORTH CAPE MAY...OR ABOUT 29 MILES SOUTHEAST OF DOVER...AND
  MOVING EAST AT 27 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  CAPE MAY BY 1005 PM...
  RIO GRANDE AND 6 MILES SOUTH OF GREEN CREEK BY 1010 PM...
  WILDWOOD CREST BY 1015 PM...
  WILDWOOD...NORTH WILDWOOD AND 8 MILES SOUTH OF CAPE MAY COURT HOUSE
  BY 1020 PM...
  STONE HARBOR AND 7 MILES SOUTH OF SCOTCH BONNET BY 1025 PM...
  8 MILES SOUTH OF AVALON BY 1030 PM...

THUNDERSTORMS ARE CAPABLE OF PRODUCING HEAVY RAINFALL WHICH MAY
RESULT IN LOCALIZED AREAS OF FLOODING. DO NOT DRIVE IN AREAS WHERE
WATER IS CROSSING THE ROAD.

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

LAT...LON 3893 7498 3899 7498 3905 7494 3911 7479
      3914 7469 3910 7470 3904 7474 3902 7478
      3900 7478 3896 7483 3893 7488 3892 7493
TIME...MOT...LOC 0156Z 263DEG 24KT 3895 7500

$$

TFG

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 14, 8:26 PM EDTSpecial Marine WarningPHI64 min
Jun 14, 8:35 PM EDTSevere Thunderstorm WarningPHIHunterdon, Mercer, Somerset55 min
Jun 14, 8:38 PM EDTSevere Thunderstorm WarningPHIMonmouth52 min
Jun 14, 8:55 PM EDTFlash Flood WarningPHIMonmouth3 hr
Jun 14, 9:03 PM EDTSevere Thunderstorm WarningPHIBurlington, Monmouth, Ocean57 min
Jun 14, 9:25 PM EDTSpecial Marine WarningPHI65 min
Jun 14, 9:52 PM EDTSpecial Marine WarningPHI53 min
Jun 14, 10:42 PM EDTSpecial Marine WarningPHI63 min
Jun 15, 2:23 PM EDTSpecial Marine WarningPHI2 hr
Jun 15, 2:36 PM EDTSevere Thunderstorm WarningPHIAtlantic, Cape May, Cumberland54 min
Jun 15, 2:38 PM EDTSpecial Marine WarningPHI2 hr
Jun 15, 2:50 PM EDTSevere Thunderstorm WarningPHIMonmouth25 min
Jun 15, 3:40 PM EDTSpecial Marine WarningPHI95 min
Jun 15, 3:51 PM EDTSpecial Marine WarningPHI61 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2008Every severe thunderstorm warning in 2008

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.