Alert archive / New Jersey / Flash Flood Warnings in 2015

Flash Flood Warning 22, NWS Philadelphia/Mount Holly

June 27, 2015Atlantic County, Burlington County, Ocean County, New Jersey

NWS Philadelphia/Mount Holly issued this flash flood warning at Jun 27, 2015, 8:28 PM EDT for Atlantic County, Burlington County, Ocean County, New Jersey. It was in force for 6 hr. 5 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 27, 2015, 8:28 PM EDT (00:28 UTC)
Expired
Jun 28, 2015, 2:30 AM EDT
In force
6 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), 42 km from the middle of the area, began a volume at 00:30 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 27, 8:30 PM EDTFLASH FLOODBrookville, NJNUMEROUS ROADS FLOODED FROM TOMS RIVER TO LITTLE EGG.
Jun 27, 10:17 PM EDTHEAVY RAIN 4.13Toms River, NJMOST OCCURRED SINCE 600 PM.
Jun 27, 10:40 PM EDTHEAVY RAIN 3.87Chatsworth, NJ
Jun 27, 11:35 PM EDTHEAVY RAIN 4.07Chatsworth, NJ
Jun 28, 12:30 AM EDTHEAVY RAIN 4.26Toms River, NJMOST OCCURRED SINCE 600 PM.

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, 0.5 hours before the alert went out and 194 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 2015-06-28Temperature 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 2015-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 122 square meters per square second.19395878Sfc1 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
1087 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
122 m²/s²
0-3 km storm-relative helicity
698 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.

920 
WGUS51 KPHI 280028
FFWPHI
NJC001-005-029-280430-
/O.NEW.KPHI.FF.W.0022.150628T0028Z-150628T0430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
828 PM EDT SAT JUN 27 2015

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ  HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL ATLANTIC COUNTY IN SOUTHERN NEW JERSEY...
  CENTRAL OCEAN COUNTY IN SOUTHERN NEW JERSEY...
  SOUTHEASTERN BURLINGTON COUNTY IN SOUTHERN NEW JERSEY...

* UNTIL 1230 AM EDT

* AT 827 PM EDT...DOPPLER RADAR INDICATED HEAVY RAIN ACROSS THE 
  WARNED AREA. BETWEEN TWO AND THREE INCHES OF RAIN HAVE ALREADY 
  FALLEN. MORE RAIN IS EXPECTED THIS EVENING. THIS AMOUNT OF RAIN IN 
  A SHORT PERIOD OF TIME WILL LEAD TO FLASH FLOODING.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  TOMS RIVER...BARNEGAT...BEACHWOOD...ABSECON...EGG HARBOR CITY...
  TUCKERTON...PORT REPUBLIC...BROOKVILLE...CEDAR GLEN LAKES...HOLIDAY
  CITY SOUTH...CHATSWORTH...OLD HALFWAY...NEW GRETNA...POMONA...PENN
  STATE FOREST...WADING RIVER...WHITING...ELWOOD-MAGNOLIA...BASS
  RIVER STATE FOREST AND HOLIDAY CITY-BERKELEY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. 

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

&&

LAT...LON 3960 7430 3958 7434 3954 7435 3954 7439
      3956 7441 3951 7442 3949 7439 3949 7441
      3944 7442 3946 7443 3945 7446 3941 7444
      3952 7475 4003 7445 3993 7411

$$

KRUZDLO
2 follow-up statements
705 
WGUS51 KPHI 280407
FFWPHI
NJC001-005-029-280630-
/O.EXT.KPHI.FF.W.0022.000000T0000Z-150628T0630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1207 AM EDT SUN JUN 28 2015

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ  HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  CENTRAL ATLANTIC COUNTY IN SOUTHERN NEW JERSEY...
  CENTRAL OCEAN COUNTY IN SOUTHERN NEW JERSEY...
  SOUTHEASTERN BURLINGTON COUNTY IN SOUTHERN NEW JERSEY...

* UNTIL 230 AM EDT

* AT 1205 AM EDT...THE HEAVIEST RAIN WAS ENDING, BUT IT WILL STILL 
  TAKE ADDITIONAL TIME FOR ANY FLOOD WATERS TO RECEDE. FOR THIS 
  REASON, THE WARNING WILL BE EXTENDED THROUGH 230 AM.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  TOMS RIVER...BARNEGAT...BEACHWOOD...ABSECON...EGG HARBOR CITY...
  TUCKERTON...PORT REPUBLIC...BROOKVILLE...CEDAR GLEN LAKES...HOLIDAY
  CITY SOUTH...CHATSWORTH...OLD HALFWAY...NEW GRETNA...POMONA...PENN
  STATE FOREST...WADING RIVER...WHITING...ELWOOD-MAGNOLIA...BASS
  RIVER STATE FOREST AND HOLIDAY CITY-BERKELEY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

&&

LAT...LON 3960 7430 3958 7434 3954 7435 3954 7439
      3956 7441 3951 7442 3949 7439 3949 7441
      3944 7442 3946 7443 3945 7446 3941 7444
      3952 7475 4003 7445 3993 7411

$$

KRUZDLO
507 
WGUS71 KPHI 280626
FFSPHI

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
226 AM EDT SUN JUN 28 2015

NJC001-005-029-280634-
/O.EXP.KPHI.FF.W.0022.000000T0000Z-150628T0630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ATLANTIC NJ-OCEAN NJ-BURLINGTON NJ-
226 AM EDT SUN JUN 28 2015

...THE FLASH FLOOD WARNING FOR CENTRAL ATLANTIC...CENTRAL OCEAN AND
SOUTHEASTERN BURLINGTON COUNTIES WILL EXPIRE AT 230 AM EDT...

THE WIDESPREAD HEAVY RAIN HAS ENDED AND THE FLOOD WATERS ARE 
EXPECTED TO CONTINUE TO RECEDE, THEREFORE THE FLASH FLOOD WARNING 
WILL BE ALLOWED TO EXPIRE. HOWEVER, PLEASE CONTINUE TO HEED ANY ROAD 
CLOSURES.

LAT...LON 3960 7430 3958 7434 3954 7435 3954 7439
      3956 7441 3951 7442 3949 7439 3949 7441
      3944 7442 3946 7443 3945 7446 3941 7444
      3952 7475 4003 7445 3993 7411

$$

GORSE

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 27, 8:11 PM EDTSpecial Marine WarningPHI94 min
Jun 27, 8:14 PM EDTAreal Flood AdvisoryPHIBurlington, Monmouth, Ocean6 hr
Jun 27, 8:57 PM EDTSpecial Weather StatementPHIOcean33 min
Jun 27, 9:18 PM EDTFlash Flood WarningPHIMonmouth, Ocean4 hr
Jun 27, 9:28 PM EDTGale WarningPHI6 hr
Jun 27, 9:50 PM EDTSpecial Weather StatementPHIOcean25 min

Nearby

Flash Flood Warnings in New Jersey, 2015Every flash flood warning in 2015

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.