Alert archive / New Jersey / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 109, NWS Philadelphia/Mount Holly

June 27, 2008Burlington County, Ocean County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 27, 2008, 6:04 PM EDT for Burlington County, Ocean County, New Jersey. It was in force for 56 min. 1 report 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 27, 2008, 6:04 PM EDT (22:04 UTC)
Expired
Jun 27, 2008, 7:00 PM EDT
In force
56 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon

Counties Burlington County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 32 km from the middle of the area, began a volume at 22:05 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 27, 6:05 PM EDTTSTM WND DMGBarnegat, NJTREES AND WIRES REPORTED DOWN IN BARNEGAT AND STAFFORD TOWNSHIPS. ALSO, SOME TREES REPORTED DOWN ON CARS AND HOMES.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 27, 12:40 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 10.1 hours before the alert went out and 165 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 2008-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 109 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 2008-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 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
109 J/kg
Mixed-layer CIN
-165 J/kg
Mixed-layer LCL
1755 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
58 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

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

000 
WUUS51 KPHI 272206
SVRPHI
NJC005-029-272300-
/O.NEW.KPHI.SV.W.0109.080627T2204Z-080627T2300Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
604 PM EDT FRI JUN 27 2008

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN BURLINGTON COUNTY IN SOUTHERN NEW JERSEY...
  SOUTHERN OCEAN COUNTY IN SOUTHERN NEW JERSEY...

* UNTIL 700 PM EDT

* AT 557 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 NEAR   
  WARREN GROVE...AND MOVING EAST AT 21 MPH. ANOTHER SIGNIFICANT      
  STORM WAS NEAR BARNEGAT AND WAS MOVING AT THE SAME SPEED AND       
  DIRECTION.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  BEACH HAVEN WEST BY 615 PM...
  BARNEGAT BY 620 PM...
  SURF CITY BY 625 PM...
  HARVEY CEDARS AND FORKED RIVER BY 630 PM...
  BARNEGAT LIGHT BY 635 PM...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM FRIDAY
EVENING FOR DELAWARE AND NORTHEASTERN MARYLAND AND SOUTHERN NEW
JERSEY AND SOUTHEAST PENNSYLVANIA.

LAT...LON 3981 7407 3974 7409 3963 7416 3963 7419
      3964 7420 3962 7423 3964 7424 3962 7425
      3960 7443 3979 7446 3994 7406
TIME...MOT...LOC 2204Z 259DEG 18KT 3972 7431

$$

KRUZDLO

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 27, 2:19 PM EDTSpecial Marine WarningPHI56 min
Jun 27, 2:29 PM EDTSevere Thunderstorm WarningPHICape May61 min
Jun 27, 3:28 PM EDTSpecial Marine WarningPHI32 min
Jun 27, 4:29 PM EDTSevere Thunderstorm WarningPHIAtlantic, Cumberland, Gloucester, Salem76 min
Jun 27, 5:02 PM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington58 min
Jun 27, 6:21 PM EDTSevere Thunderstorm WarningPHIBurlington, Monmouth, Ocean69 min
Jun 27, 6:36 PM EDTSpecial Marine WarningPHI54 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.