Alert archive / New Jersey / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 178, NWS Philadelphia/Mount Holly

November 17, 2010Middlesex County, Monmouth County, Ocean County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Nov 17, 2010, 4:06 AM EST for Middlesex County, Monmouth County, Ocean County, New Jersey. It was in force for 24 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
Nov 17, 2010, 4:06 AM EST (09:06 UTC)
Expired
Nov 17, 2010, 4:30 AM EST
In force
24 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon

Counties Middlesex County, NJ, Monmouth County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 29 km from the middle of the area, began a volume at 09:07 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
Nov 17, 4:40 AM ESTTSTM WND GST 44Sandy Hook, NJA 44 MPH THUNDERSTORM WIND GUST WAS RECORDED AT SANDY HOOK.

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 00:00Z, 9.1 hours before the alert went out and 137 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 00:00Z on 2010-11-17Temperature 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 00:00Z on 2010-11-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 226 square meters per square second.1939587897117Sfc1 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
931 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
226 m²/s²
0-3 km storm-relative helicity
367 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

039 
WUUS51 KPHI 170906
SVRPHI
NJC023-025-029-170930-
/O.NEW.KPHI.SV.W.0178.101117T0906Z-101117T0930Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
406 AM EST WED NOV 17 2010

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MONMOUTH COUNTY IN CENTRAL NEW JERSEY...
  THIS INCLUDES THE CITY OF SANDY HOOK...
  EAST CENTRAL MIDDLESEX COUNTY IN NORTHERN NEW JERSEY...
  EASTERN OCEAN COUNTY IN SOUTHERN NEW JERSEY...
  THIS INCLUDES THE CITY OF TOMS RIVER...

* UNTIL 430 AM EST

* AT 402 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
  EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
  FROM 6 MILES SOUTHWEST OF OLD BRIDGE TO 7 MILES WEST OF LAKEWOOD TO
  12 MILES SOUTHWEST OF FORKED RIVER...OR ALONG A LINE EXTENDING FROM
  9 MILES SOUTH OF NEW BRUNSWICK TO 11 MILES NORTHWEST OF TOMS RIVER
  TO 17 MILES SOUTHWEST OF TOMS RIVER...AND MOVING EAST AT 50 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  MATAWAN...MORGANVILLE...HOWELL AND HOLMDEL AROUND 415 AM EST...
  KEANSBURG...MIDDLETOWN...TINTON FALLS AND SEASIDE HEIGHTS AROUND
  420 AM EST...
  ELBERON AND RED BANK AROUND 425 AM EST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

THIS STORM HAS A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE
DAMAGING HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY
AWAY FROM WINDOWS!

THIS SEVERE THUNDERSTORM MAY CONTAIN LITTLE OR NO LIGHTNING. DO NOT
WAIT FOR THUNDER BEFORE TAKING COVER. SEEK SHELTER IMMEDIATELY INSIDE
A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.

&&

LAT...LON 3978 7408 3974 7412 3977 7415 3977 7412
      3980 7413 3982 7410 3991 7409 3978 7417
      3973 7415 3971 7421 4043 7436 4046 7425
      4044 7420 4046 7412 4042 7399 4047 7401
      4047 7399 4041 7396 4032 7396
TIME...MOT...LOC 0906Z 253DEG 44KT 4036 7436 4007 7428
          3975 7428

$$

HAYES
2 follow-up statements
912 
WWUS51 KPHI 170919 RRA
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
419 AM EST WED NOV 17 2010

NJC023-025-029-170930-
/O.CON.KPHI.SV.W.0178.000000T0000Z-101117T0930Z/
MIDDLESEX NJ-MONMOUTH NJ-OCEAN NJ-
419 AM EST WED NOV 17 2010

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 AM EST
FOR EASTERN OCEAN...MONMOUTH AND EAST CENTRAL MIDDLESEX COUNTIES...

AT 417 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM STRATHMORE TO POINT PLEASANT TO WARETOWN...OR ALONG A
LINE EXTENDING FROM 11 MILES SOUTHEAST OF PERTH AMBOY TO 11 MILES
NORTH OF TOMS RIVER TO 13 MILES SOUTH OF TOMS RIVER...MOVING EAST AT
50 MPH.

SEVERE THUNDERSTORMS WILL BE NEAR...
  LEONARDO...PORT MONMOUTH...ELBERON AND WEST LONG BRANCH BY 425 AM
  EST...
  SANDY HOOK...SEA BRIGHT...RUMSON AND MONMOUTH BEACH BY 430 AM
  EST...

LAT...LON 3978 7408 3974 7412 3977 7415 3977 7412
      3980 7413 3982 7410 3991 7409 3978 7417
      3973 7415 3971 7421 4043 7436 4046 7425
      4044 7420 4046 7412 4042 7399 4047 7401
      4047 7399 4041 7396 4032 7396
TIME...MOT...LOC 0920Z 253DEG 44KT 4039 7413 4010 7406
          3978 7407

$$

HAYES
952 
WWUS51 KPHI 170930 RRA
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
430 AM EST WED NOV 17 2010

NJC023-025-029-170940-
/O.EXP.KPHI.SV.W.0178.000000T0000Z-101117T0930Z/
MIDDLESEX NJ-MONMOUTH NJ-OCEAN NJ-
430 AM EST WED NOV 17 2010

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN OCEAN...MONMOUTH AND
EAST CENTRAL MIDDLESEX COUNTIES HAS EXPIRED...

THE LINE OF STORMS THAT PROMPTED THE WARNING HAS MOVED TO THE EAST 
OF THE AREA.

LAT...LON 3978 7408 3974 7412 3977 7415 3977 7412
      3980 7413 3982 7410 3991 7409 3978 7417
      3973 7415 3971 7421 4043 7436 4046 7425
      4044 7420 4046 7412 4042 7399 4047 7401
      4047 7399 4041 7396 4032 7396
TIME...MOT...LOC 0919Z 253DEG 44KT 4037 7413 4008 7407
          3976 7408

$$

HAYES

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 17, 12:05 AM ESTSpecial Weather StatementPHIAtlantic, Burlington, Camden, Monmouth, Ocean55 min
Nov 17, 12:43 AM ESTSpecial Weather StatementPHIAtlantic, Cape May, Ocean62 min
Nov 17, 12:47 AM ESTSpecial Weather StatementPHIMorris58 min
Nov 17, 12:50 AM ESTSpecial Weather StatementPHIMiddlesex, Monmouth55 min
Nov 17, 1:59 AM ESTSpecial Weather StatementPHICumberland, Gloucester, Salem61 min
Nov 17, 2:17 AM ESTSpecial Weather StatementPHIMiddlesex58 min
Nov 17, 2:23 AM ESTSpecial Marine WarningPHI67 min
Nov 17, 2:35 AM ESTSevere Thunderstorm WarningPHICamden, Cumberland, Gloucester, Salem55 min
Nov 17, 2:40 AM ESTSevere Thunderstorm WarningPHIHunterdon, Warren65 min
Nov 17, 2:50 AM ESTSpecial Marine WarningPHI55 min
Nov 17, 2:55 AM ESTSpecial Marine WarningPHI65 min
Nov 17, 2:57 AM ESTSpecial Weather StatementPHICape May33 min
Nov 17, 3:13 AM ESTSevere Thunderstorm WarningPHIAtlantic, Burlington, Cape May, Cumberland, Mercer, Middlesex and 2 more62 min
Nov 17, 3:28 AM ESTSevere Thunderstorm WarningPHIHunterdon, Mercer, Middlesex, Morris, Somerset, Sussex and 1 more62 min
Nov 17, 3:34 AM ESTSpecial Marine WarningPHI56 min
Nov 17, 4:22 AM ESTSpecial Marine WarningPHI53 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2010Every severe thunderstorm warning in 2010

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.