Alert archive / New Jersey / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 80, NWS Philadelphia/Mount Holly

July 1, 2016Atlantic County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 1, 2016, 5:37 PM EDT for Atlantic County, New Jersey. It was in force for 38 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 1, 2016, 5:37 PM EDT (21:37 UTC)
Expired: Jul 1, 2016, 6:15 PM EDT
In force: 38 min
Issued by: NWS Philadelphia/Mount Holly
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Atlantic County, NJ

The radar

The Philadelphia radar (KDIX), 66 km from the middle of the area, began a volume at 21:38 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 1, 1:56 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 12:00Z, 9.6 hours before the alert went out and 174 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: 1210 J/kg
Mixed-layer CIN: -34 J/kg
Mixed-layer LCL: 766 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 15 m²/s²
0-3 km storm-relative helicity: 54 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.5

Open this sounding in Storm Lab

The text

As transmitted.

759 
WUUS51 KPHI 012137
SVRPHI
NJC001-012215-
/O.NEW.KPHI.SV.W.0080.160701T2137Z-160701T2215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
537 PM EDT FRI JUL 1 2016

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ  HAS ISSUED A

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

* UNTIL 615 PM EDT

* AT 537 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER
  DOROTHY...OR 8 MILES EAST OF VINELAND...MOVING EAST AT 20 MPH.

  HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE 
           TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  VINELAND...ATLANTIC CITY...PLEASANTVILLE...VENTNOR CITY...
  NORTHFIELD...ABSECON...EGG HARBOR CITY...ESTELL MANOR...
  ENGLISH CREEK...MAYS LANDING...POMONA...DOROTHY...
  MIZPAH AND LINWOOD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...FREQUENT CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE
ENOUGH TO BE STRUCK BY LIGHTNING.

&&

LAT...LON 3935 7449 3934 7487 3937 7485 3940 7486
      3941 7485 3947 7493 3958 7454
TIME...MOT...LOC 2137Z 257DEG 19KT 3943 7485 

HAIL...1.00IN
WIND...60MPH
 
$$

AMC

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 1, 1:37 AM EDT	Areal Flood Advisory	PHI	Cape May	4 hr
Jul 1, 2:25 AM EDT	Special Marine Warning	PHI		65 min
Jul 1, 11:55 AM EDT	Special Marine Warning	PHI		2 hr
Jul 1, 2:03 PM EDT	Special Weather Statement	PHI	Mercer, Middlesex	27 min
Jul 1, 2:19 PM EDT	Severe Thunderstorm Warning	PHI	Mercer, Middlesex, Monmouth	41 min
Jul 1, 2:57 PM EDT	Severe Thunderstorm Warning	PHI	Monmouth	48 min
Jul 1, 3:05 PM EDT	Severe Thunderstorm Warning	PHI	Cumberland	40 min
Jul 1, 3:33 PM EDT	Special Weather Statement	PHI	Hunterdon, Morris, Somerset, Sussex, Warren	57 min
Jul 1, 3:55 PM EDT	Severe Thunderstorm Warning	PHI	Burlington	35 min
Jul 1, 4:09 PM EDT	Special Weather Statement	PHI	Monmouth	36 min
Jul 1, 4:36 PM EDT	Flash Flood Warning	PHI	Monmouth	4 hr
Jul 1, 4:36 PM EDT	Special Weather Statement	PHI	Morris	39 min
Jul 1, 4:50 PM EDT	Areal Flood Advisory	PHI	Atlantic, Cumberland	3 hr
Jul 1, 4:58 PM EDT	Severe Thunderstorm Warning	PHI	Cumberland	47 min
Jul 1, 5:14 PM EDT	Flash Flood Warning	PHI	Cumberland	4 hr
Jul 1, 5:32 PM EDT	Special Weather Statement	PHI	Atlantic	43 min
Jul 1, 5:37 PM EDT	Small Craft Advisory	PHI		2 hr
Jul 1, 6:14 PM EDT	Special Weather Statement	PHI	Atlantic	61 min
Jul 1, 6:20 PM EDT	Flash Flood Warning	PHI	Atlantic, Burlington, Cumberland, Ocean	4 hr
Jul 1, 6:34 PM EDT	Special Weather Statement	PHI	Monmouth	26 min
Jul 1, 6:37 PM EDT	Special Marine Warning	PHI		53 min
Jul 1, 6:50 PM EDT	Areal Flood Advisory	PHI	Sussex, Warren	4 hr
Jul 1, 7:18 PM EDT	Special Weather Statement	PHI	Warren	27 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2016 Every severe thunderstorm warning in 2016

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.