Alert archive / New Jersey / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 170, NWS Philadelphia/Mount Holly

July 27, 2008Atlantic County, Burlington County, Ocean County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 27, 2008, 12:41 PM EDT for Atlantic County, Burlington County, Ocean County, New Jersey. It was in force for 49 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, 12:41 PM EDT (16:41 UTC)
Expired
Jul 27, 2008, 1:30 PM EDT
In force
49 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon

Counties Atlantic County, NJ, Burlington County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 44 km from the middle of the area, began a volume at 16:41 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, 4.7 hours before the alert went out and 189 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 271641
SVRPHI
NJC001-005-029-271730-
/O.NEW.KPHI.SV.W.0170.080727T1641Z-080727T1730Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1241 PM EDT SUN JUL 27 2008

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EAST CENTRAL ATLANTIC COUNTY IN SOUTHERN NEW JERSEY...
  EXTREME SOUTHEASTERN BURLINGTON COUNTY IN SOUTHERN NEW JERSEY...
  SOUTH CENTRAL OCEAN COUNTY IN SOUTHERN NEW JERSEY...

* UNTIL 130 PM EDT

* AT 1239 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 7 MILES
  SOUTHWEST OF TUCKERTON...MOVING EAST AT 28 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  BEACH HAVEN BY 1255 PM...
  NORTH BEACH HAVEN BY 100 PM...
  SURF CITY BY 105 PM...

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 3969 7415 3969 7417 3965 7416 3951 7426
      3950 7432 3953 7434 3953 7441 3949 7439
      3949 7433 3947 7429 3940 7435 3941 7443
      3959 7446 3973 7412
TIME...MOT...LOC 1641Z 258DEG 24KT 3951 7434

$$

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, 12:44 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, 2:52 PM EDTSevere Thunderstorm WarningPHIBurlington, Mercer, Monmouth, Ocean53 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.