Alert archive / New Jersey / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 82, NWS Philadelphia/Mount Holly

June 24, 20107 counties in New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 24, 2010, 4:43 PM EDT for 7 counties in New Jersey. It was in force for 62 min. 4 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 24, 2010, 4:43 PM EDT (20:43 UTC)
Expired
Jun 24, 2010, 5:45 PM EDT
In force
62 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon

Counties Atlantic County, NJ, Burlington County, NJ, Camden County, NJ, Cape May County, NJ, Cumberland County, NJ, Gloucester County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 55 km from the middle of the area, began a volume at 20:43 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 24, 4:45 PM EDTHAIL 1Pomona, NJNICKEL TO QUARTER SIZE HAIL COVERING THE GROUND
Jun 24, 4:50 PM EDTHAIL 15 Nw Absecon, NJQUARTER SIZE HAIL NEAR WILLIAM J HUGHS TECHNICAL CENTER
Jun 24, 4:50 PM EDTHAIL 1Absecon, NJQUARTER SIZE HAIL IN ABSECON
Jun 24, 4:50 PM EDTHAIL 1Mays Landing, NJQUARTER SIZE HAIL IN MAYS LANDING

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 24, 12:28 PM EDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 8.7 hours before the alert went out and 141 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 2010-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 126 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, Phillips Aaf/Abe, MD at 12:00Z on 2010-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 133 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
126 J/kg
Mixed-layer CIN
-170 J/kg
Mixed-layer LCL
1592 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
133 m²/s²
0-3 km storm-relative helicity
65 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.

709 
WUUS51 KPHI 242043
SVRPHI
NJC001-005-007-009-011-015-029-242145-
/O.NEW.KPHI.SV.W.0082.100624T2043Z-100624T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
443 PM EDT THU JUN 24 2010

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ATLANTIC COUNTY IN SOUTHERN NEW JERSEY...
  THIS INCLUDES THE CITY OF ATLANTIC CITY...
  SOUTHEASTERN BURLINGTON COUNTY IN SOUTHERN NEW JERSEY...
  SOUTHEASTERN CAMDEN COUNTY IN SOUTHERN NEW JERSEY...
  NORTHERN CAPE MAY COUNTY IN SOUTHERN NEW JERSEY...
  EASTERN CUMBERLAND COUNTY IN SOUTHERN NEW JERSEY...
  THIS INCLUDES THE CITIES OF...VINELAND...MILLVILLE...
  SOUTHEASTERN GLOUCESTER COUNTY IN SOUTHERN NEW JERSEY...
  SOUTHERN OCEAN COUNTY IN SOUTHERN NEW JERSEY...

* UNTIL 545 PM EDT

* AT 438 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DESTRUCTIVE WINDS IN
  EXCESS OF 70 MPH.  THIS STORM WAS LOCATED 6 MILES NORTH OF BUENA...
  OR 10 MILES NORTH OF VINELAND...AND MOVING EAST AT 55 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  ELWOOD-MAGNOLIA AND ELWOOD AROUND 450 PM EDT...
  BATSTO AROUND 455 PM EDT...
  EGG HARBOR CITY AROUND 500 PM EDT...
  NEW GRETNA...PORT REPUBLIC AND WADING RIVER AROUND 505 PM EDT...
  BASS RIVER STATE FOREST AROUND 510 PM EDT...
  TUCKERTON AROUND 515 PM EDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM HAS A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE
DAMAGING HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY
AWAY FROM WINDOWS!

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 600 PM EDT
THURSDAY EVENING FOR NORTHEAST PENNSYLVANIA. A SEVERE THUNDERSTORM
WATCH ALSO REMAINS IN EFFECT UNTIL 800 PM EDT THURSDAY EVENING FOR
DELAWARE AND NORTHEASTERN MARYLAND AND NEW JERSEY AND SOUTHEASTERN
PENNSYLVANIA.

&&

LAT...LON 3951 7426 3950 7433 3953 7434 3953 7440
      3949 7438 3949 7432 3947 7429 3945 7429
      3935 7441 3930 7455 3928 7455 3920 7464
      3913 7469 3928 7518 3996 7468 3971 7412
TIME...MOT...LOC 2043Z 276DEG 48KT 3960 7486

$$

KRUZDLO

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 24, 12:36 PM EDTSpecial Weather StatementPHIMorris, Sussex54 min
Jun 24, 1:16 PM EDTSpecial Weather StatementPHIMorris, Sussex, Warren59 min
Jun 24, 3:13 PM EDTSevere Thunderstorm WarningPHIBurlington, Camden, Gloucester, Salem62 min
Jun 24, 3:44 PM EDTSevere Thunderstorm WarningPHISalem76 min
Jun 24, 3:47 PM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 2 more58 min
Jun 24, 4:04 PM EDTSpecial Marine WarningPHI86 min
Jun 24, 4:15 PM EDTSpecial Weather StatementPHISussex60 min
Jun 24, 4:18 PM EDTSevere Thunderstorm WarningPHICamden, Cumberland, Gloucester, Salem57 min
Jun 24, 5:15 PM EDTSpecial Marine WarningPHI60 min
Jun 24, 5:26 PM EDTSpecial Marine WarningPHI2 hr
Jun 24, 5:46 PM EDTSevere Thunderstorm WarningPHICape May, Cumberland59 min
Jun 24, 6:14 PM EDTSpecial Marine WarningPHI91 min
Jun 24, 6:17 PM EDTSpecial Marine WarningPHI58 min
Jun 24, 7:39 PM EDTSpecial Marine WarningPHI79 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2010Every severe thunderstorm warning in 2010

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.