Alert archive / New Jersey / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 184, NWS Philadelphia/Mount Holly

July 27, 20084 counties in New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 27, 2008, 2:52 PM EDT for 4 counties in New Jersey. It was in force for 53 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
Jul 27, 2008, 2:52 PM EDT (18:52 UTC)
Expired
Jul 27, 2008, 3:45 PM EDT
In force
53 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon

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

The radar

The Philadelphia radar (KDIX), 23 km from the middle of the area, began a volume at 18:51 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
Jul 27, 11:26 AM EDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 6.9 hours before the alert went out and 166 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, Brookhaven, NY at 12:00Z on 2008-07-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 88 joules per kilogram.LCLLFCEL10008507005003002001001 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, Brookhaven, NY at 12:00Z on 2008-07-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 66 square meters per square second.193958Sfc1 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
88 J/kg
Mixed-layer CIN
-167 J/kg
Mixed-layer LCL
1310 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
66 m²/s²
0-3 km storm-relative helicity
126 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 271854
SVRPHI
NJC005-021-025-029-271945-
/O.NEW.KPHI.SV.W.0184.080727T1852Z-080727T1945Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
252 PM EDT SUN JUL 27 2008

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

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

* UNTIL 345 PM EDT

* AT 251 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORMS CAPABLE OF PRODUCING NICKEL SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THE STORMS WERE LOCATED OVER
  WESTERN BURLINGTON COUNTY AND WESTERN MONMOUTH COUNTY...AND MOVING
  EAST AT 22 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  PRESIDENTIAL LAKES...
  CHATSWORTH...
  OLD HALFWAY AND PENN STATE FOREST...
  WARREN GROVE...
  BROOKVILLE AND BAMBER LAKE...
  POINT PLEASANT...
  SEASIDE HEIGHTS...
  LONG BEACH ISLAND...

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.

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

LAT...LON 4003 7404 4000 7403 3998 7405 3980 7407
      3980 7408 3968 7412 3953 7425 3956 7430
      3956 7426 3959 7426 3959 7429 3956 7433
      3974 7478 4017 7462 4009 7401
TIME...MOT...LOC 1852Z 281DEG 18KT 3987 7469

$$

IOVINO

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 27, 11:29 AM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington46 min
Jul 27, 11:41 AM EDTSevere Thunderstorm WarningPHIMonmouth34 min
Jul 27, 11:50 AM EDTSevere Thunderstorm WarningPHISussex, Warren70 min
Jul 27, 12:06 PM EDTSevere Thunderstorm WarningPHIAtlantic, Cape May54 min
Jul 27, 12:12 PM EDTSpecial Marine WarningPHI63 min
Jul 27, 12:41 PM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington, Ocean49 min
Jul 27, 12:44 PM EDTSpecial Marine WarningPHI61 min
Jul 27, 1:18 PM EDTSevere Thunderstorm WarningPHIMonmouth57 min
Jul 27, 1:19 PM EDTSpecial Marine WarningPHI56 min
Jul 27, 1:44 PM EDTSevere Thunderstorm WarningPHIHunterdon, Mercer61 min
Jul 27, 1:58 PM EDTSevere Thunderstorm WarningPHIMonmouth62 min
Jul 27, 2:00 PM EDTSevere Thunderstorm WarningPHISalem60 min
Jul 27, 2:06 PM EDTAreal Flood AdvisoryPHIMonmouth3 hr
Jul 27, 2:11 PM EDTSevere Thunderstorm WarningPHIHunterdon, Mercer, Middlesex, Monmouth, Somerset64 min
Jul 27, 2:14 PM EDTSevere Thunderstorm WarningPHIBurlington, Camden, Mercer, Monmouth, Ocean61 min
Jul 27, 2:17 PM EDTSevere Thunderstorm WarningPHICamden, Cumberland, Gloucester, Salem58 min
Jul 27, 2:18 PM EDTSevere Thunderstorm WarningPHIMiddlesex, Morris, Somerset57 min
Jul 27, 2:30 PM EDTAreal Flood AdvisoryPHIHunterdon, Mercer2 hr
Jul 27, 2:31 PM EDTSevere Thunderstorm WarningPHICumberland, Salem59 min
Jul 27, 2:38 PM EDTSpecial Marine WarningPHI67 min
Jul 27, 2:38 PM EDTSevere Thunderstorm WarningPHIMiddlesex, Monmouth, Ocean67 min
Jul 27, 2:44 PM EDTSpecial Marine WarningPHI2 hr
Jul 27, 2:50 PM EDTAreal Flood AdvisoryPHIMiddlesex, Morris, Somerset115 min
Jul 27, 3:01 PM EDTSpecial Marine WarningPHI119 min
Jul 27, 3:12 PM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 2 more63 min
Jul 27, 3:41 PM EDTSevere Thunderstorm WarningPHIBurlington, Ocean34 min
Jul 27, 3:49 PM EDTSpecial Marine WarningPHI56 min
Jul 27, 4:05 PM EDTSpecial Marine WarningPHI115 min
Jul 27, 4:09 PM EDTSpecial Marine WarningPHI2 hr
Jul 27, 4:15 PM EDTSevere Thunderstorm WarningPHIAtlantic, Cape May60 min
Jul 27, 4:39 PM EDTSpecial Marine WarningPHI51 min
Jul 27, 4:44 PM EDTSpecial Marine WarningPHI61 min
Jul 27, 5:45 PM EDTSpecial Marine WarningPHI90 min
Jul 27, 5:47 PM EDTSpecial Marine WarningPHI88 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.