Alert archive / New Jersey / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 122, NWS Philadelphia/Mount Holly

June 2, 20196 counties in New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 2, 2019, 7:51 PM EDT for 6 counties in New Jersey. It was in force for 39 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 2, 2019, 7:51 PM EDT (23:51 UTC)
Expired
Jun 2, 2019, 8:30 PM EDT
In force
39 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Atlantic County, NJ, Burlington County, NJ, Camden County, NJ, Cumberland County, NJ, Gloucester County, NJ, Salem County, NJ

The radar

The Philadelphia radar (KDIX), 49 km from the middle of the area, began a volume at 23:53 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 2, 8:15 PM EDTTSTM WND DMGBrowns Mills, NJDELAYED REPORT. LARGE TREES DOWN AT A FEW RESIDENCES. TIME ESTIMATED FROM RADAR.

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 2, 3:05 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 12:00Z, 11.9 hours before the alert went out and 193 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, Wallops Is Stn, VA at 12:00Z on 2019-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 796 joules per kilogram.LCLLFCEL10008507005003002001001 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, Wallops Is Stn, VA at 12:00Z on 2019-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 square meters per square second.1939Sfc1 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
796 J/kg
Mixed-layer CIN
-73 J/kg
Mixed-layer LCL
1078 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
51 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

322 
WUUS51 KPHI 022351
SVRPHI
NJC001-005-007-011-015-033-030030-
/O.NEW.KPHI.SV.W.0122.190602T2351Z-190603T0030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
751 PM EDT Sun Jun 2 2019

The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for...
  Atlantic County in southern New Jersey...
  Northern Cumberland County in southern New Jersey...
  East central Salem County in southern New Jersey...
  Camden County in southern New Jersey...
  Gloucester County in southern New Jersey...
  Central Burlington County in southern New Jersey...

* Until 830 PM EDT.

* At 751 PM EDT, severe thunderstorms were located along a line
  extending from Woodbury to near Olivet, moving east at 30 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Minor damage to vehicles is possible. Wind damage to 
           roofs, siding, trees, and power lines is possible.

* Locations impacted include...
  Vineland, Millville, Bridgeton, Gloucester City, Cherry Hill,
  Evesham, Mount Laurel, Deptford, Voorhees, Medford, Pleasantville,
  Glassboro, Lindenwold, Hammonton, Lumberton, Bellmawr, Woodbury,
  Pitman, Northfield and Clayton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3937 7453 3939 7472 3941 7472 3939 7473
      3945 7531 3986 7517 4007 7455 4001 7451
TIME...MOT...LOC 2351Z 256DEG 25KT 3984 7513 3954 7523 

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

SFJ
1 follow-up statement
780 
WWUS51 KPHI 030011
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
811 PM EDT Sun Jun 2 2019

NJC011-015-033-030020-
/O.CAN.KPHI.SV.W.0122.000000T0000Z-190603T0030Z/
Cumberland NJ-Salem NJ-Gloucester NJ-
811 PM EDT Sun Jun 2 2019

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN CUMBERLAND...EAST
CENTRAL SALEM AND GLOUCESTER COUNTIES IS CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

A severe thunderstorm watch remains in effect until 1000 PM EDT for
southern New Jersey.

LAT...LON 3937 7453 3939 7472 3941 7472 3939 7473
      3953 7486 3996 7487 4007 7455 4001 7451
TIME...MOT...LOC 0010Z 268DEG 25KT 3990 7456 3960 7466 

$$

NJC001-005-007-030030-
/O.CON.KPHI.SV.W.0122.000000T0000Z-190603T0030Z/
Atlantic NJ-Camden NJ-Burlington NJ-
811 PM EDT Sun Jun 2 2019

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM EDT
FOR CENTRAL ATLANTIC...SOUTHEASTERN CAMDEN AND CENTRAL BURLINGTON
COUNTIES...

At 810 PM EDT, severe thunderstorms were located along a line
extending from Presidential Lakes to near Batsto, moving east at 30
mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Minor damage to vehicles is possible. Wind damage to roofs, 
         siding, trees, and power lines is possible.

Locations impacted include...
Medford, Pleasantville, Hammonton, Lumberton, Northfield, Tabernacle,
Shamong, Egg Harbor City, Presidential Lakes Estates, Weymouth,
Estell Manor, Chesilhurst, Pemberton, Wrightstown, Elwood-Magnolia,
Atsion, Leisuretowne, Chatsworth, Wharton State Forest and
Presidential Lakes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Continuous cloud to ground lightning is occurring with these storms.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

&&

LAT...LON 3937 7453 3939 7472 3941 7472 3939 7473
      3953 7486 3996 7487 4007 7455 4001 7451
TIME...MOT...LOC 0010Z 268DEG 25KT 3990 7456 3960 7466 

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

SFJ

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 2, 3:21 PM EDTSevere Thunderstorm WarningPHIBurlington, Camden39 min
Jun 2, 3:54 PM EDTSpecial Weather StatementPHIMercer36 min
Jun 2, 4:26 PM EDTSpecial Weather StatementPHIAtlantic34 min
Jun 2, 4:28 PM EDTSpecial Weather StatementPHIMonmouth32 min
Jun 2, 4:29 PM EDTSpecial Marine WarningPHI37 min
Jun 2, 4:31 PM EDTSpecial Marine WarningPHI59 min
Jun 2, 4:34 PM EDTSevere Thunderstorm WarningPHIMonmouth, Ocean20 min
Jun 2, 4:37 PM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington, Ocean38 min
Jun 2, 5:22 PM EDTSpecial Marine WarningPHI53 min
Jun 2, 6:07 PM EDTSpecial Marine WarningPHI21 min
Jun 2, 6:24 PM EDTSpecial Weather StatementPHISalem36 min
Jun 2, 6:27 PM EDTSpecial Marine WarningPHI40 min
Jun 2, 6:43 PM EDTSevere Thunderstorm WarningPHICumberland, Gloucester, Salem47 min
Jun 2, 7:11 PM EDTSevere Thunderstorm WarningPHIHunterdon49 min
Jun 2, 7:14 PM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington, Camden, Cumberland, Gloucester, Salem46 min
Jun 2, 7:45 PM EDTSpecial Marine WarningPHI60 min
Jun 2, 7:56 PM EDTSpecial Weather StatementPHIMercer34 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2019Every severe thunderstorm warning in 2019

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.