Alert archive / New Jersey / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 67, NWS Philadelphia/Mount Holly

June 21, 2016Monmouth County, Ocean County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 21, 2016, 4:39 PM EDT for Monmouth County, Ocean County, New Jersey. It was in force for 30 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 21, 2016, 4:39 PM EDT (20:39 UTC)
Expired: Jun 21, 2016, 5:09 PM EDT
In force: 30 min
Issued by: NWS Philadelphia/Mount Holly
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Monmouth County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 31 km from the middle of the area, began a volume at 20:41 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

Time	Report	Where	Remark
Jun 21, 4:45 PM EDT	HAIL 0.75	Lakewood, 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.

Issued	Product	Office	Lasted
Jun 21, 1:06 PM EDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 8.7 hours before the alert went out and 135 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: 179 J/kg
Mixed-layer CIN: -209 J/kg
Mixed-layer LCL: 1145 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: -28 m²/s²
0-3 km storm-relative helicity: 16 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.0

Open this sounding in Storm Lab

The text

As transmitted.

941 
WUUS51 KPHI 212039
SVRPHI
NJC025-029-212130-
/O.NEW.KPHI.SV.W.0067.160621T2039Z-160621T2130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
439 PM EDT TUE JUN 21 2016

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ  HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN MONMOUTH COUNTY IN CENTRAL NEW JERSEY...
  NORTHEASTERN OCEAN COUNTY IN SOUTHERN NEW JERSEY...

* UNTIL 530 PM EDT

* AT 438 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER
  RAMTOWN...OR 9 MILES NORTH OF TOMS RIVER...MOVING EAST AT 25 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...
  TOMS RIVER...ASBURY PARK...LAKEWOOD...HOWELL...MANASQUAN...
  POINT PLEASANT BEACH...LAKEHURST...FARMINGDALE...MANTOLOKING...
  CEDAR GLEN WEST...ALLENWOOD...DOVER BEACHES NORTH...
  BRICK TOWNSHIP...RAMTOWN...LEISURE VILLAGE...FREEWOOD ACRES...
  LEISURE VILLAGE WEST-PINE LAKE PARK...LEISURE VILLAGE EAST...
  POINT PLEASANT AND NEPTUNE CITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM...AND
THE STORM WILL AFFECT THE BEACHES. FOR YOUR SAFETY...IMMEDIATELY MOVE
OFF THE BEACH AND SEEK SHELTER INDOORS.

&&

LAT...LON 4010 7401 3998 7404 4001 7431 4018 7428
      4022 7399
TIME...MOT...LOC 2038Z 268DEG 33KT 4008 7415 

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

LF

2 follow-up statements

236 
WWUS51 KPHI 212053
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
453 PM EDT TUE JUN 21 2016

NJC025-029-212130-
/O.CON.KPHI.SV.W.0067.000000T0000Z-160621T2130Z/
MONMOUTH NJ-OCEAN NJ-
453 PM EDT TUE JUN 21 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR SOUTHEASTERN MONMOUTH AND NORTHEASTERN OCEAN COUNTIES...

AT 453 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER
MANTOLOKING...OR 9 MILES NORTHEAST OF TOMS RIVER...MOVING EAST AT 30
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...
TOMS RIVER...LAKEWOOD...MANASQUAN...POINT PLEASANT BEACH...
MANTOLOKING...RAMTOWN...LEISURE VILLAGE...ALLENWOOD...
DOVER BEACHES NORTH...BRICK TOWNSHIP...LEISURE VILLAGE EAST...
POINT PLEASANT...BRIELLE...SPRING LAKE HEIGHTS...SPRING LAKE...
SEA GIRT...BAY HEAD...WEST BELMAR...SOUTH BELMAR AND LEISURE KNOLL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM...AND
THE STORM WILL AFFECT THE BEACHES. FOR YOUR SAFETY...IMMEDIATELY MOVE
OFF THE BEACH AND SEEK SHELTER INDOORS.

&&

LAT...LON 4004 7403 3998 7404 4002 7428 4013 7421
      4018 7400
TIME...MOT...LOC 2053Z 279DEG 24KT 4005 7405 

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

ROBERTSON

451 
WWUS51 KPHI 212109
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
509 PM EDT TUE JUN 21 2016

NJC025-029-212118-
/O.CAN.KPHI.SV.W.0067.000000T0000Z-160621T2130Z/
MONMOUTH NJ-OCEAN NJ-
509 PM EDT TUE JUN 21 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MONMOUTH AND
NORTHEASTERN OCEAN COUNTIES IS CANCELLED...
        
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.
THEREFORE THE WARNING HAS BEEN CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT FOR
SOUTHERN NEW JERSEY.

LAT...LON 4004 7403 3998 7404 4002 7428 4013 7421
      4018 7400
TIME...MOT...LOC 2108Z 268DEG 33KT 4005 7386 

$$

LF

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 21, 3:37 AM EDT	Special Weather Statement	PHI	Atlantic, Camden, Cape May, Cumberland, Gloucester, Salem	83 min
Jun 21, 3:58 AM EDT	Special Weather Statement	PHI	Warren	47 min
Jun 21, 4:57 AM EDT	Special Weather Statement	PHI	Hunterdon	63 min
Jun 21, 6:16 AM EDT	Special Weather Statement	PHI	Burlington, Mercer, Middlesex, Monmouth, Ocean	59 min
Jun 21, 6:18 AM EDT	Severe Thunderstorm Warning	PHI	Mercer, Middlesex, Monmouth, Ocean	46 min
Jun 21, 6:48 AM EDT	Small Craft Advisory	PHI		9 hr
Jun 21, 2:17 PM EDT	Severe Thunderstorm Warning	PHI	Cumberland	58 min
Jun 21, 2:20 PM EDT	Special Marine Warning	PHI		55 min
Jun 21, 2:51 PM EDT	Severe Thunderstorm Warning	PHI	Cape May, Cumberland	54 min
Jun 21, 2:55 PM EDT	Severe Thunderstorm Warning	PHI	Ocean	35 min
Jun 21, 2:58 PM EDT	Special Marine Warning	PHI		62 min
Jun 21, 3:05 PM EDT	Special Marine Warning	PHI		85 min
Jun 21, 3:36 PM EDT	Severe Thunderstorm Warning	PHI	Cape May, Cumberland	54 min
Jun 21, 3:40 PM EDT	Tornado Warning	PHI	Cape May	24 min
Jun 21, 3:46 PM EDT	Special Marine Warning	PHI		89 min
Jun 21, 3:52 PM EDT	Special Marine Warning	PHI		83 min
Jun 21, 3:56 PM EDT	Small Craft Advisory for Hazardous Seas	PHI		17 hr
Jun 21, 4:06 PM EDT	Severe Thunderstorm Warning	PHI	Monmouth, Ocean	39 min
Jun 21, 4:11 PM EDT	Special Marine Warning	PHI		64 min
Jun 21, 4:18 PM EDT	Special Marine Warning	PHI		87 min
Jun 21, 5:29 PM EDT	Special Weather Statement	PHI	Monmouth	46 min
Jun 21, 7:09 PM EDT	Special Weather Statement	PHI	Mercer	51 min
Jun 21, 7:20 PM EDT	Severe Thunderstorm Warning	PHI	Hunterdon, Mercer	40 min
Jun 21, 7:27 PM EDT	Special Marine Warning	PHI		48 min
Jun 21, 7:37 PM EDT	Areal Flood Advisory	PHI	Mercer, Middlesex, Monmouth	4 hr
Jun 21, 7:51 PM EDT	Severe Thunderstorm Warning	PHI	Cape May	39 min
Jun 21, 7:57 PM EDT	Special Marine Warning	PHI		63 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.