Alert archive / New Jersey / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 25, NWS Philadelphia/Mount Holly

May 28, 2005Atlantic County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at May 28, 2005, 4:56 PM EDT for Atlantic County, New Jersey. It was in force for 36 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: May 28, 2005, 4:56 PM EDT (20:56 UTC)
Expired: May 28, 2005, 5:32 PM EDT
In force: 36 min
Issued by: NWS Philadelphia/Mount Holly
Area: Counties, with a storm outline in the text

County Atlantic County, NJ

The radar

The Philadelphia radar (KDIX), 56 km from the middle of the area, began a volume at 20:59 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 12:00Z, 8.9 hours before the alert went out and 186 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 6 J/kg
Mixed-layer CIN: -157 J/kg
Mixed-layer LCL: 1813 m above ground
0-6 km bulk shear: 62 kt
0-1 km storm-relative helicity: 9 m²/s²
0-3 km storm-relative helicity: 132 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 282056
SVRPHI
NJC001-282145-
/O.NEW.KPHI.SV.W.0025.050528T2056Z-050528T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
456 PM EDT SAT MAY 28 2005

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN ATLANTIC COUNTY IN SOUTHERN NEW JERSEY

* UNTIL 545 PM EDT

* AT 456 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 NEAR MAYS LANDING...OR
  ABOUT 12 MILES EAST OF VINELAND...AND MOVING NORTHEAST AT 50 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  HAMMONTON...ELWOOD...POMONA AND EGG HARBOR CITY.

DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THIS STORM.
WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. IF A
TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A
STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

LAT...LON 3954 7496 3939 7479 3948 7444 3969 7473

$$

RNS/EBERWINE

1 follow-up statement

000 
WWUS51 KPHI 282132
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
532 PM EDT SAT MAY 28 2005

NJC001-282142-
/O.CAN.KPHI.SV.W.0025.000000T0000Z-050528T2145Z/
ATLANTIC NJ-
532 PM EDT SAT MAY 28 2005

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN ATLANTIC COUNTY IS
CANCELLED...

THE STORMS WHICH PROMPTED THE WARNING HAVE NOW WEAKENED AND NO LONGER
POSE A SEVERE WEATHER THREAT.

LAT...LON 3954 7496 3939 7479 3948 7444 3969 7473

$$

RNS

The office that day

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

Issued	Product	Office	Counties	Lasted
May 28, 2:53 PM EDT	Special Marine Warning	PHI		97 min
May 28, 3:46 PM EDT	Severe Thunderstorm Warning	PHI	Camden, Gloucester, Salem	44 min
May 28, 4:10 PM EDT	Severe Thunderstorm Warning	PHI	Burlington	50 min
May 28, 4:15 PM EDT	Severe Thunderstorm Warning	PHI	Mercer	30 min
May 28, 4:27 PM EDT	Tornado Warning	PHI	Burlington	33 min
May 28, 4:36 PM EDT	Severe Thunderstorm Warning	PHI	Monmouth, Ocean	54 min
May 28, 4:41 PM EDT	Tornado Warning	PHI	Burlington	22 min
May 28, 4:45 PM EDT	Severe Thunderstorm Warning	PHI	Burlington, Mercer, Middlesex, Somerset	45 min
May 28, 5:03 PM EDT	Special Marine Warning	PHI		42 min
May 28, 5:42 PM EDT	Special Marine Warning	PHI		63 min
May 28, 5:46 PM EDT	Severe Thunderstorm Warning	PHI	Ocean	29 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2005 Every severe thunderstorm warning in 2005

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.