Alert archive / New Jersey / Flash Flood Warnings in 2014

Flash Flood Warning 40, NWS Philadelphia/Mount Holly

July 15, 2014Atlantic County, Burlington County, Ocean County, New Jersey

NWS Philadelphia/Mount Holly issued this flash flood warning at Jul 15, 2014, 6:44 PM EDT for Atlantic County, Burlington County, Ocean County, New Jersey. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 15, 2014, 6:44 PM EDT (22:44 UTC)
Expired
Jul 15, 2014, 10:45 PM EDT
In force
4 hr
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Flood severity
None

Counties Atlantic County, NJ, Burlington County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 33 km from the middle of the area, began a volume at 22:46 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.

The nearest sounding before it

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 10.7 hours before the alert went out and 129 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, Phillips Aaf/Abe, MD at 12:00Z on 2014-07-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1120 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Phillips Aaf/Abe, MD at 12:00Z on 2014-07-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 78 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
1120 J/kg
Mixed-layer CIN
-68 J/kg
Mixed-layer LCL
730 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
78 m²/s²
0-3 km storm-relative helicity
111 m²/s²
Significant tornado parameter
0.4
Supercell composite
3.4

Open this sounding in Storm Lab

The text

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

021 
WGUS51 KPHI 152244
FFWPHI
NJC001-005-029-160245-
/O.NEW.KPHI.FF.W.0040.140715T2244Z-140716T0245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
644 PM EDT TUE JUL 15 2014

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  ATLANTIC COUNTY IN SOUTHERN NEW JERSEY...
  SOUTHEASTERN BURLINGTON COUNTY IN SOUTHERN NEW JERSEY...
  OCEAN COUNTY IN SOUTHERN NEW JERSEY...
  THIS INCLUDES THE CITY OF TOMS RIVER...

* UNTIL 1045 PM EDT

* AT 643 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  VERY HEAVY RAIN FROM A LINE OF THUNDERSTORMS OVER THE WARNED AREA.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  PRESIDENTIAL LAKES...PLEASANT PLAINS...LEISURE VILLAGE...
  LAKEHURST...CHATSWORTH...CEDAR GLEN LAKES...BRICK TOWNSHIP...
  BEACHWOOD...WHITING...OLD HALFWAY AND BAMBER LAKE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

&&

LAT...LON 3939 7465 3951 7498 3973 7473 3973 7474
      3974 7475 4005 7445 4006 7405

$$

SFJ
2 follow-up statements
917 
WGUS71 KPHI 160046
FFSPHI

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
846 PM EDT TUE JUL 15 2014

NJC001-005-029-160245-
/O.CON.KPHI.FF.W.0040.000000T0000Z-140716T0245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BURLINGTON NJ-ATLANTIC NJ-OCEAN NJ-
846 PM EDT TUE JUL 15 2014

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1045 PM EDT FOR
OCEAN...NORTHERN ATLANTIC AND SOUTHEASTERN BURLINGTON COUNTIES...

AT 842 PM EDT...THE HEAVIEST RAIN HAD MOVED OUT OF THE WARNED AREA. 
HOWEVER...METEOROLOGISTS WERE MONITORING A BROAD AREA OF SHOWERS AND 
THUNDERSTORMS CONTINUING TO MOVE ACROSS THE REGION. WITH THE HEAVY 
RAIN EARLIER...RUNOFF WILL BE SLOW TO RECEDE. THUS THE FLASH FLOOD 
WARNING CONTINUES THROUGH 1045 PM EDT.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO PRESIDENTIAL
LAKES...PLEASANT PLAINS...LEISURE VILLAGE...LAKEHURST...CHATSWORTH...
CEDAR GLEN LAKES...BRICK TOWNSHIP...BEACHWOOD...WHITING...WARREN
GROVE...TOMS RIVER...SHAMONG...OLD HALFWAY...BROOKVILLE AND BAMBER
LAKE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

&&

LAT...LON 3939 7465 3951 7498 3973 7473 3973 7474
      3974 7475 4005 7445 4006 7405

$$

SFJ
289 
WGUS71 KPHI 160241
FFSPHI

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1041 PM EDT TUE JUL 15 2014

NJC001-005-029-160251-
/O.EXP.KPHI.FF.W.0040.000000T0000Z-140716T0245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BURLINGTON NJ-ATLANTIC NJ-OCEAN NJ-
1041 PM EDT TUE JUL 15 2014

...THE FLASH FLOOD WARNING WILL EXPIRE AT 1045 PM EDT FOR OCEAN...
NORTHERN ATLANTIC AND SOUTHEASTERN BURLINGTON COUNTIES...

LAT...LON 3939 7465 3951 7498 3973 7473 3973 7474
      3974 7475 4005 7445 4006 7405

$$

JRK

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 8:19 PM EDTFlash Flood WarningPHIBurlington, Camden, Hunterdon, Mercer, Middlesex, Monmouth and 1 more4 hr
Jul 14, 8:19 PM EDTTornado WarningPHIBurlington26 min
Jul 14, 8:36 PM EDTSevere Thunderstorm WarningPHIBurlington, Monmouth, Ocean54 min
Jul 14, 8:43 PM EDTFlash Flood WarningPHIBurlington, Monmouth, Ocean4 hr
Jul 14, 9:06 PM EDTSpecial Marine WarningPHI84 min
Jul 14, 10:26 PM EDTSpecial Marine WarningPHI49 min
Jul 15, 2:50 AM EDTAreal Flood WarningPHIOcean5 hr
Jul 15, 3:53 AM EDTSmall Craft AdvisoryPHI24 hr
Jul 15, 1:09 PM EDTSpecial Weather StatementPHISomerset66 min
Jul 15, 1:21 PM EDTSpecial Weather StatementPHIMiddlesex, Monmouth54 min
Jul 15, 1:22 PM EDTAreal Flood AdvisoryPHIBurlington, Hunterdon, Mercer, Middlesex, Monmouth, Morris and 2 more3 hr
Jul 15, 1:36 PM EDTSpecial Weather StatementPHIMonmouth54 min
Jul 15, 1:50 PM EDTFlash Flood WarningPHIMiddlesex, Monmouth, Ocean4 hr
Jul 15, 1:52 PM EDTSpecial Weather StatementPHIBurlington, Camden68 min
Jul 15, 2:17 PM EDTSpecial Weather StatementPHIMercer43 min
Jul 15, 2:22 PM EDTAreal Flood AdvisoryPHIBurlington, Camden, Gloucester, Salem4 hr
Jul 15, 2:29 PM EDTSevere Thunderstorm WarningPHIBurlington, Monmouth, Ocean51 min
Jul 15, 2:30 PM EDTSevere Thunderstorm WarningPHIMercer, Middlesex, Monmouth41 min
Jul 15, 2:43 PM EDTSpecial Weather StatementPHIMonmouth32 min
Jul 15, 2:44 PM EDTSpecial Marine WarningPHI31 min
Jul 15, 2:46 PM EDTAreal Flood AdvisoryPHIMonmouth, Ocean3 hr
Jul 15, 3:14 PM EDTFlash Flood WarningPHIMonmouth, Ocean7 hr
Jul 15, 3:23 PM EDTSpecial Weather StatementPHIMonmouth67 min
Jul 15, 3:42 PM EDTSevere Thunderstorm WarningPHICumberland, Salem63 min
Jul 15, 3:44 PM EDTSpecial Marine WarningPHI91 min
Jul 15, 4:19 PM EDTSevere Thunderstorm WarningPHICumberland56 min
Jul 15, 4:26 PM EDTSevere Thunderstorm WarningPHIBurlington, Hunterdon, Mercer, Middlesex, Somerset64 min
Jul 15, 4:27 PM EDTFlash Flood WarningPHICamden, Cumberland, Gloucester, Salem4 hr
Jul 15, 4:37 PM EDTSpecial Weather StatementPHICamden, Gloucester, Salem53 min
Jul 15, 4:53 PM EDTSpecial Marine WarningPHI67 min
Jul 15, 5:05 PM EDTSpecial Weather StatementPHIBurlington55 min
Jul 15, 5:11 PM EDTSevere Thunderstorm WarningPHIHunterdon, Mercer, Middlesex, Morris, Somerset64 min
Jul 15, 5:14 PM EDTSevere Thunderstorm WarningPHIBurlington, Camden, Monmouth, Ocean61 min
Jul 15, 5:43 PM EDTSpecial Weather StatementPHIOcean62 min
Jul 15, 5:45 PM EDTSpecial Weather StatementPHIAtlantic60 min
Jul 15, 5:50 PM EDTAreal Flood AdvisoryPHIHunterdon, Middlesex, Morris, Somerset4 hr
Jul 15, 5:57 PM EDTSpecial Marine WarningPHI63 min
Jul 15, 6:00 PM EDTSpecial Marine WarningPHI60 min
Jul 15, 6:03 PM EDTAreal Flood AdvisoryPHIAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 2 more4 hr
Jul 15, 6:05 PM EDTSpecial Marine WarningPHI115 min
Jul 15, 6:11 PM EDTFlash Flood WarningPHIHunterdon, Mercer, Middlesex, Monmouth, Morris, Ocean and 1 more4 hr
Jul 15, 6:11 PM EDTSevere Thunderstorm WarningPHIBurlington, Monmouth, Ocean50 min
Jul 15, 6:12 PM EDTSpecial Weather StatementPHIMorris63 min
Jul 15, 6:17 PM EDTSpecial Weather StatementPHICape May58 min
Jul 15, 7:20 PM EDTAreal Flood AdvisoryPHIBurlington, Camden, Mercer, Monmouth, Ocean4 hr

Nearby

Flash Flood Warnings in New Jersey, 2014Every flash flood warning in 2014

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.