Alert archive / New Jersey / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 73, NWS Philadelphia/Mount Holly

June 28, 2016Hunterdon County, Warren County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 28, 2016, 7:08 PM EDT for Hunterdon County, Warren County, New Jersey. It was in force for 52 min. 1 report 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 28, 2016, 7:08 PM EDT (23:08 UTC)
Expired
Jun 28, 2016, 8:00 PM EDT
In force
52 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Hunterdon County, NJ, Warren County, NJ

The radar

The Philadelphia radar (KDIX), 100 km from the middle of the area, began a volume at 23:10 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 28, 7:17 PM EDTHAIL 1Pleasant Valley, NJ

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 28, 4:09 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 11.1 hours before the alert went out and 182 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 2016-06-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 12:00Z on 2016-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -69 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
725 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
-69 m²/s²
0-3 km storm-relative helicity
-25 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

191 
WUUS51 KPHI 282308
SVRPHI
NJC019-041-290000-
/O.NEW.KPHI.SV.W.0073.160628T2308Z-160629T0000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
708 PM EDT TUE JUN 28 2016

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ  HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN WARREN COUNTY IN NORTHWESTERN NEW JERSEY...
  NORTH CENTRAL HUNTERDON COUNTY IN NORTHWESTERN NEW JERSEY...

* UNTIL 800 PM EDT

* AT 707 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER PLEASANT
  VALLEY...OR 12 MILES EAST OF EASTON...MOVING NORTHEAST AT 10 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...
  WASHINGTON...OXFORD...GLEN GARDNER...HAMPTON...BLOOMSBURY...
  BRASS CASTLE AND PLEASANT VALLEY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4065 7507 4072 7513 4085 7494 4073 7485
TIME...MOT...LOC 2307Z 235DEG 7KT 4075 7500 

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

AMC
1 follow-up statement
101 
WWUS51 KPHI 282340
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
740 PM EDT TUE JUN 28 2016

NJC019-041-290000-
/O.CON.KPHI.SV.W.0073.000000T0000Z-160629T0000Z/
WARREN NJ-HUNTERDON NJ-
740 PM EDT TUE JUN 28 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR SOUTH CENTRAL WARREN AND NORTH CENTRAL HUNTERDON COUNTIES...

AT 738 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER
WASHINGTON...OR 14 MILES EAST OF EASTON...MOVING EAST AT 10 MPH.

HAZARD...QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

LOCATIONS IMPACTED INCLUDE...
WASHINGTON...GLEN GARDNER...HAMPTON...
PLEASANT VALLEY AND BRASS CASTLE. 

REPORTS OF ONE-INCH HAIL AND UP TO ONE INCH OF RAIN FROM THIS STORM
HAVE BEEN RECEIVED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4067 7502 4073 7507 4083 7494 4073 7485
TIME...MOT...LOC 2338Z 251DEG 8KT 4075 7495 

HAIL...1.00IN
WIND...<50MPH
 
$$

AMC

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 28, 5:46 PM EDTSpecial Weather StatementPHIWarren29 min
Jun 28, 6:13 PM EDTSpecial Weather StatementPHIWarren62 min
Jun 28, 7:51 PM EDTAreal Flood AdvisoryPHIWarren3 hr

Nearby

Severe Thunderstorm Warnings in New Jersey, 2016Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.