Alert archive / New Jersey / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 221, NWS Philadelphia/Mount Holly

July 28, 2006Middlesex County, Somerset County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 28, 2006, 3:43 PM EDT for Middlesex County, Somerset County, New Jersey. It was in force for 47 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 28, 2006, 3:43 PM EDT (19:43 UTC)
Expired: Jul 28, 2006, 4:30 PM EDT
In force: 47 min
Issued by: NWS Philadelphia/Mount Holly
Area: Counties, with a storm outline in the text

Counties Middlesex County, NJ, Somerset County, NJ

The radar

The Philadelphia radar (KDIX), 66 km from the middle of the area, began a volume at 19:43 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.

The watch it was issued in

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

Issued	Product	Office	Lasted
Jul 28, 1:00 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 7.7 hours before the alert went out and 140 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: 131 J/kg
Mixed-layer CIN: -144 J/kg
Mixed-layer LCL: 990 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 115 m²/s²
0-3 km storm-relative helicity: 122 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

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

000 
WUUS51 KPHI 281943
SVRPHI
NJC023-035-282030-
/O.NEW.KPHI.SV.W.0221.060728T1943Z-060728T2030Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
343 PM EDT FRI JUL 28 2006

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN MIDDLESEX COUNTY IN NORTHERN NEW JERSEY
  THIS INCLUDES THE CITY OF NEW BRUNSWICK
  EAST CENTRAL SOMERSET COUNTY IN NORTHERN NEW JERSEY

* UNTIL 430 PM EDT

* AT 338 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED NEAR NEW BRUNSWICK...AND MOVING
  NORTHEAST AT 50 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO SOUTH
  RIVER...SOUTH PLAINFIELD...SOUTH BOUND BROOK...MILLTOWN...
  METUCHEN...MADISON PARK...HIGHLAND PARK AND DUNELLEN

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.

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

LAT...LON 4061 7459 4039 7442 4045 7424 4065 7450

$$

WN

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 27, 8:39 PM EDT	Special Marine Warning	PHI		96 min
Jul 27, 9:50 PM EDT	Severe Thunderstorm Warning	PHI	Gloucester, Salem	40 min
Jul 27, 10:04 PM EDT	Severe Thunderstorm Warning	PHI	Burlington, Camden	56 min
Jul 27, 10:14 PM EDT	Flash Flood Warning	PHI	Atlantic, Burlington, Camden, Gloucester, Ocean	2 hr
Jul 27, 10:38 PM EDT	Special Marine Warning	PHI		97 min
Jul 28, 12:04 AM EDT	Severe Thunderstorm Warning	PHI	Gloucester, Salem	56 min
Jul 28, 12:40 AM EDT	Severe Thunderstorm Warning	PHI	Burlington	65 min
Jul 28, 12:50 AM EDT	Flash Flood Warning	PHI	Gloucester	3 hr
Jul 28, 2:49 PM EDT	Severe Thunderstorm Warning	PHI	Camden, Gloucester	56 min
Jul 28, 3:07 PM EDT	Severe Thunderstorm Warning	PHI	Burlington	53 min
Jul 28, 3:32 PM EDT	Severe Thunderstorm Warning	PHI	Atlantic, Burlington, Camden, Monmouth, Ocean	73 min
Jul 28, 3:46 PM EDT	Special Marine Warning	PHI		89 min
Jul 28, 4:04 PM EDT	Special Marine Warning	PHI		86 min
Jul 28, 4:19 PM EDT	Severe Thunderstorm Warning	PHI	Cape May	41 min
Jul 28, 4:50 PM EDT	Special Marine Warning	PHI		25 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2006 Every severe thunderstorm warning in 2006

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.