Alert archive / New Jersey / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 99, NWS Philadelphia/Mount Holly

June 22, 2008Monmouth County, Ocean County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 22, 2008, 4:36 PM EDT for Monmouth County, Ocean County, New Jersey. It was in force for 54 min. 3 reports 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 22, 2008, 4:36 PM EDT (20:36 UTC)
Expired
Jun 22, 2008, 5:30 PM EDT
In force
54 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon

Counties Monmouth County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 40 km from the middle of the area, began a volume at 20:40 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 22, 4:41 PM EDTTSTM WND GST 0N Howell, NJ60 MPH WIND GUST AND PENNY SIZE HAIL
Jun 22, 4:57 PM EDTHAIL 0.75Howell, NJ
Jun 22, 4:58 PM EDTHAIL 0.5N Brick Township, NJ

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 8.6 hours before the alert went out and 126 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 2008-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 352 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, Brookhaven, NY at 12:00Z on 2008-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 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
352 J/kg
Mixed-layer CIN
-86 J/kg
Mixed-layer LCL
950 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
76 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

000 
WUUS51 KPHI 222036
SVRPHI
NJC025-029-222130-
/O.NEW.KPHI.SV.W.0099.080622T2036Z-080622T2130Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
436 PM EDT SUN JUN 22 2008

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 431 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  LAKEWOOD...OR ABOUT 28 MILES SOUTH OF PERTH AMBOY...AND MOVING EAST
  AT 12 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  FARMINGDALE AND BRICK TOWNSHIP BY 445 PM...
  6 MILES SOUTH OF COLLINGWOOD PARK BY 455 PM...
  POINT PLEASANT BEACH BY 505 PM...
  MANASQUAN BY 510 PM...
  BELMAR BY 520 PM...
  ASBURY PARK BY 525 PM...

THUNDERSTORMS ARE CAPABLE OF PRODUCING HEAVY RAINFALL WHICH MAY
RESULT IN LOCALIZED AREAS OF FLOODING. DO NOT DRIVE IN AREAS WHERE
WATER IS CROSSING THE ROAD.

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.

LAT...LON 4026 7397 4023 7399 4020 7399 4016 7401
      4010 7403 4009 7401 4007 7402 4004 7425
      4015 7435 4037 7396
TIME...MOT...LOC 2036Z 254DEG 10KT 4012 7417

$$

RNS
1 follow-up statement
000 
WWUS51 KPHI 222044
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
443 PM EDT SUN JUN 22 2008

NJC025-029-222130-
/O.CON.KPHI.SV.W.0099.000000T0000Z-080622T2130Z/
MONMOUTH NJ-OCEAN NJ-
443 PM EDT SUN JUN 22 2008

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

AT 436 PM EDT...A TRAINED WEATHER SPOTTER REPORTED A SEVERE
THUNDERSTORM WITH PENNY SIZE HAIL...AND DAMAGING WINDS IN 
OF 60 MPH.  THIS STORM WAS LOCATED NEAR HOWELL TOWNSHIP IN
MONMOUTH COUNTY...OR 28 MILES SOUTH OF PERTH AMBOY...
MOVING EAST AT 11 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  POINT PLEASANT BY 500 PM EDT...
  BRIELLE...POINT PLEASANT BEACH AND BAY HEAD BY 505 PM EDT...
  SEA GIRT AND MANASQUAN BY 510 PM EDT...
  SPRING LAKE...SPRING LAKE HEIGHTS...SEA GIRT AND WEST BELMAR BY 515
  PM EDT...

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.

THUNDERSTORMS ARE CAPABLE OF PRODUCING HEAVY RAINFALL WHICH MAY
RESULT IN LOCALIZED AREAS OF FLOODING. DO NOT DRIVE IN AREAS WHERE
WATER IS COVERING THE ROAD.

LAT...LON 4026 7397 4023 7399 4020 7399 4018 7400
      4010 7403 4009 7401 4007 7402 4005 7422
      4015 7435 4037 7396
TIME...MOT...LOC 2043Z 254DEG 10KT 4013 7415

$$

RNS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 22, 12:47 PM EDTSevere Thunderstorm WarningPHIMorris43 min
Jun 22, 1:28 PM EDTSevere Thunderstorm WarningPHIMorris20 min
Jun 22, 4:45 PM EDTSpecial Marine WarningPHI52 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2008Every severe thunderstorm warning in 2008

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.