Alert archive / New Jersey / Flash Flood Warnings in 2007

Flash Flood Warning 25, NWS Philadelphia/Mount Holly

June 27, 2007Sussex County, New Jersey

NWS Philadelphia/Mount Holly issued this flash flood warning at Jun 27, 2007, 2:43 PM EDT for Sussex County, New Jersey. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 27, 2007, 2:43 PM EDT (18:43 UTC)
Expired
Jun 27, 2007, 5:45 PM EDT
In force
3 hr
Issued by
NWS Philadelphia/Mount Holly
Area
Whole counties

County Sussex County, NJ

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 6.7 hours before the alert went out and 156 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 2007-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 357 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 2007-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -24 square meters per square second.1939Sfc1 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
357 J/kg
Mixed-layer CIN
-152 J/kg
Mixed-layer LCL
1418 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
-24 m²/s²
0-3 km storm-relative helicity
34 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 271844
FFWPHI
NJC037-272145-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
243 PM EDT WED JUN 27 2007

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WESTERN SUSSEX COUNTY IN NORTHWEST NEW JERSEY...

* UNTIL 545 PM EDT

* AT 240 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A SERIES OF THUNDERSTORMS WITH VERY HEAVY RAIN OVER THE WARNED 
  AREA. ADJUSTED DOPPLER RADAR STORM TOTAL ESTIMATES HAVE 
  EXCEEDED TWO INCHES IN SANDYSTON TOWNSHIP WITH MORE HEAVY RAIN
  IN PIKE COUNTY ON THE WAY.
 
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO SUSSEX...
  CRANDON LAKES AND BRANCHVILLE

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.

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.

LAT...LON 4107 7494 4097 7482 4120 7458 4127 7482

$$

TFG
1 follow-up statement
000 
WGUS71 KPHI 272003
FFSPHI

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
402 PM EDT WED JUN 27 2007

NJC037-272012-
SUSSEX NJ-
402 PM EDT WED JUN 27 2007

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR WESTERN SUSSEX
COUNTY...

THE HEAVY RAIN HAS MOVED AWAY FROM THE AREA AND NO ROADWAYS WERE 
CURRENTLY CLOSED.

LAT...LON 4107 7494 4097 7482 4120 7458 4127 7482

$$
 
TFG

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 27, 12:45 PM EDTSevere Thunderstorm WarningPHISussex45 min
Jun 27, 1:31 PM EDTSevere Thunderstorm WarningPHISussex89 min
Jun 27, 2:03 PM EDTSpecial Marine WarningPHI87 min
Jun 27, 2:58 PM EDTSevere Thunderstorm WarningPHISussex77 min
Jun 27, 3:16 PM EDTSevere Thunderstorm WarningPHIMorris59 min
Jun 27, 3:42 PM EDTExcessive Heat WarningPHIBurlington, Camden, Gloucester, Mercer27 hr
Jun 27, 7:29 PM EDTSevere Thunderstorm WarningPHISussex76 min

Nearby

Flash Flood Warnings in New Jersey, 2007Every flash flood warning in 2007

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.