Alert archive / New Jersey / Flash Flood Warnings in 2004

Flash Flood Warning 24, NWS Philadelphia/Mount Holly

July 14, 2004Hunterdon County, Monmouth County, New Jersey

NWS Philadelphia/Mount Holly issued this flash flood warning at Jul 14, 2004, 3:40 PM EDT for Hunterdon County, Monmouth County, New Jersey. It was in force for 77 days. 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 14, 2004, 3:40 PM EDT (19:40 UTC)
Expired
Sep 29, 2004, 5:15 AM EDT
In force
77 days
Issued by
NWS Philadelphia/Mount Holly
Area
Counties, with a storm outline in the text

Counties Hunterdon County, NJ, Monmouth County, NJ

The radar

The Philadelphia radar (KDIX), 37 km from the middle of the area, began a volume at 19:42 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

Brookhaven, NY (KOKX), launched 12:00Z, 7.7 hours before the alert went out and 136 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 2004-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 joules per kilogram.LCLEL10008507005003002001001 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 2004-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -32 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
4 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
445 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
-32 m²/s²
0-3 km storm-relative helicity
2 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.

000 
WGUS51 KPHI 141949 CCA
FFWPHI
NJC019-142245-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING...CORRECTED
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
340 PM EDT WED JUL 14 2004

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  HUNTERDON COUNTY IN NORTHWEST NEW JERSEY

* UNTIL 645 PM EDT

* AT 337 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  BETWEEN 1.5 AND 2.0 INCHES OF RAIN HAS FALLEN DURING THE PAST
  HOUR. ADDITIONAL HEAVY RAIN OF AROUND ANOTHER INCH IS EXPECTED
  TO MOVE ACROSS SIMILAR LOCATIONS. FLOODING IS EXPECTED ALONG
  THE LOCKATONG...MUDDY CREEK AND WICKECHOKE CREEKS.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...
DIPS...OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM...
EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER
GROUND.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A FEW INCHES OF
RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE.

FOR THE LATEST STORM INFORMATION...PLEASE TUNE TO NOAA WEATHER
RADIO...YOUR LOCAL RADIO OR TELEVISION STATION...OR YOUR CABLE
TELEVISION OUTLET.

LAT...LON 4055 7507 4035 7491 4045 7480 4066 7473

$$

TFG
1 follow-up statement
000 
WGUS51 KPHI 290616
FFWPHI
NJC025-290900-
/X.NEW.KPHI.FF.W.0024.040929T0613Z-040929T0915Z/
/0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
215 AM EDT WED SEP 29 2004

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  MONMOUTH COUNTY IN CENTRAL NEW JERSEY

* UNTIL 500 AM EDT

* AT 215 AM EDT...HEAVY RAIN CONTINUED TO FALL IN MONMOUTH COUNTY 
  RESULTING IN ADDITIONAL FLASH FLOODING.  THE MODERATE TO HEAVY 
  RAIN WILL COME TO AN END IN THE COUNTY BY 400 AM AND THE THREAT 
  OF FLASH FLOODING WILL QUICKLY SUBSIDE.

LAT...LON 4016 7452 4017 7405 4039 7400 4041 7422

$$

IOVINO

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 2:22 PM EDTSevere Thunderstorm WarningPHIHunterdon53 min
Jul 14, 3:20 PM EDTSevere Thunderstorm WarningPHIHunterdon, Somerset55 min
Jul 14, 4:15 PM EDTSevere Thunderstorm WarningPHISalem60 min
Jul 14, 4:19 PM EDTSevere Thunderstorm WarningPHISomerset56 min
Jul 14, 5:04 PM EDTSevere Thunderstorm WarningPHICumberland, Salem56 min
Jul 14, 5:10 PM EDTTornado WarningPHICumberland, Salem35 min
Jul 14, 5:17 PM EDTFlash Flood WarningPHISalem3 hr
Jul 14, 5:41 PM EDTSevere Thunderstorm WarningPHIBurlington64 min
Jul 14, 5:53 PM EDTSevere Thunderstorm WarningPHIMercer52 min
Jul 14, 5:55 PM EDTSevere Thunderstorm WarningPHIAtlantic, Cumberland65 min
Jul 14, 7:07 PM EDTSevere Thunderstorm WarningPHICape May53 min

Nearby

Flash Flood Warnings in New Jersey, 2004Every flash flood warning in 2004

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.