Alert archive / New Jersey / Areal Flood Warnings in 2012

Areal Flood Warning 29, NWS Philadelphia/Mount Holly

October 29, 20124 counties in New Jersey

NWS Philadelphia/Mount Holly issued this areal flood warning at Oct 29, 2012, 6:33 AM EDT for 4 counties in New Jersey. It was in force for 28 hr. 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
Oct 29, 2012, 6:33 AM EDT (10:33 UTC)
Expired
Oct 30, 2012, 10:30 AM EDT
In force
28 hr
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Flood severity
None

Counties Atlantic County, NJ, Cape May County, NJ, Cumberland County, NJ, Salem County, NJ

The radar

The Philadelphia radar (KDIX), 75 km from the middle of the area, began a volume at 10:36 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
Oct 29, 10:10 AM EDTCOASTAL FLOODUpper Twp, NJBAY WATER ONTO TYLER ROAD.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 00:00Z, 10.6 hours before the alert went out and 169 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, Wallops Is Stn, VA at 00:00Z on 2012-10-29Temperature 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, Wallops Is Stn, VA at 00:00Z on 2012-10-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 330 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
486 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
330 m²/s²
0-3 km storm-relative helicity
693 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.

321 
WGUS41 KPHI 291033
FLWPHI

BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
633 AM EDT MON OCT 29 2012

NJC001-009-011-033-292230-
/O.NEW.KPHI.FA.W.0029.121029T1033Z-121029T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CAPE MAY NJ-ATLANTIC NJ-SALEM NJ-CUMBERLAND NJ-
633 AM EDT MON OCT 29 2012

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* FLOOD WARNING FOR...
  CAPE MAY COUNTY IN SOUTHERN NEW JERSEY...
  ATLANTIC COUNTY IN SOUTHERN NEW JERSEY...
  SALEM COUNTY IN SOUTHERN NEW JERSEY...
  CUMBERLAND COUNTY IN SOUTHERN NEW JERSEY...

* UNTIL 630 PM EDT MONDAY

* AT 630 AM EDT...MODERATE TO HEAVY RAIN WAS CONTINUING TO MOVE
  INTO EXTREME SOUTHERN NEW JERSEY. SOME LOCATIONS HAVE ALREADY
  RECEIVED 1 TO 3 INCHES OF RAINFALL. MODERATE TO HEAVY RAIN WILL
  CONTINUE THROUGH THE DAY AND INTO TONIGHT WITH TOTALS OF 6 TO 10
  INCHES POSSIBLE BY THE END OF THE DAY ON TUESDAY. AS A RESULT,
  THIS WARNING WILL LIKELY NEED TO BE EXTENDED.

* FLOODING IS EXPECTED ALONG STREAMS AND CREEKS AND IN AREAS OF
  POOR DRAINAGE. ROADWAY FLOODING IS ALSO ANTICIPATED. DO NOT
  DRIVE THROUGH FLOOD WATERS, THE WATER MAY BE DEEPER THAN YOU THINK
  IT IS. IF YOU LIVE IN A FLOOD PRONE AREA, BE PREPARED TO MOVE TO
  HIGHER GROUND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL 
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.

&&

LAT...LON 3949 7431 3949 7439 3955 7442 3963 7465
      3973 7473 3951 7499 3978 7544 3976 7546
      3964 7556 3957 7551 3947 7555 3930 7526
      3918 7514 3921 7504 3917 7491 3894 7498
      3893 7491 3894 7487 3924 7462 3940 7435

$$

IOVINO
3 follow-up statements
338 
WGUS81 KPHI 291738
FLSPHI

FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
138 PM EDT MON OCT 29 2012

NJC001-009-011-033-292230-
/O.CON.KPHI.FA.W.0029.000000T0000Z-121029T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CAPE MAY NJ-ATLANTIC NJ-SALEM NJ-CUMBERLAND NJ-
138 PM EDT MON OCT 29 2012

...THE FLOOD WARNING REMAINS IN EFFECT UNTIL 630 PM EDT FOR
CUMBERLAND...SALEM...ATLANTIC AND CAPE MAY COUNTIES...

AT 136 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
HEAVY RAIN FALLING ACROSS THE AREA. THUS FAR...SURFACE OBSERVATIONS 
AND DOPPLER RADAR ESTIMATES INDICATE THAT 3 TO 5 INCHES OF RAIN HAS 
FALLEN ACROSS THE AREA.

* STREAMS AND CREEKS IN THE AREA CONTINUE TO RISE. THE ADDITIONAL 
  RAINFALL MAY PUSH THOSE CREEKS AND STREAMS OUT OF THEIR BANKS.

* FLOODING IS EXPECTED IN AREAS OF POOR DRAINAGE. ROADWAY FLOODING 
  IS ALSO ANTICIPATED. DO NOT DRIVE THROUGH FLOOD WATERS...AS THE 
  WATER MAY BE DEEPER THAN YOU THINK IT IS. IF YOU LIVE IN A FLOOD 
  PRONE AREA...BE PREPARED TO MOVE TO HIGHER GROUND.

A FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR HAS BEEN REPORTED.
STREAM RISES WILL BE SLOW AND FLASH FLOODING IS NOT EXPECTED.
HOWEVER...ALL INTERESTED PARTIES SHOULD TAKE NECESSARY PRECAUTIONS
IMMEDIATELY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.

&&

LAT...LON 3949 7431 3949 7439 3955 7442 3963 7465
      3973 7473 3951 7499 3978 7544 3976 7546
      3964 7556 3957 7551 3947 7555 3930 7526
      3918 7514 3921 7504 3917 7491 3894 7498
      3893 7491 3894 7487 3924 7462 3940 7435

$$

HAYES
473 
WGUS41 KPHI 292101
FLWPHI

BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
501 PM EDT MON OCT 29 2012

NJC001-009-011-033-300630-
/O.EXT.KPHI.FA.W.0029.000000T0000Z-121030T0630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CAPE MAY NJ-ATLANTIC NJ-SALEM NJ-CUMBERLAND NJ-
501 PM EDT MON OCT 29 2012

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS EXTENDED THE

* FLOOD WARNING FOR...
  CAPE MAY COUNTY IN SOUTHERN NEW JERSEY...
  ATLANTIC COUNTY IN SOUTHERN NEW JERSEY...
  SALEM COUNTY IN SOUTHERN NEW JERSEY...
  CUMBERLAND COUNTY IN SOUTHERN NEW JERSEY...

* UNTIL 230 AM EDT TUESDAY

* AT 456 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
HEAVY RAIN FALLING ACROSS PORTIONS OF THE AREA. THUS FAR...SURFACE 
OBSERVATIONS AND DOPPLER RADAR ESTIMATES INDICATED THAT 4 TO 8 
INCHES OF RAIN HAD FALLEN ACROSS THE AREA. BASED ON CURRENT RADAR 
TRENDS, THE HEAVY RAIN WILL BE DIMINISHING OVER THE NEXT COUPLE OF 
HOURS. 

* STREAMS AND CREEKS IN THE AREA CONTINUE TO RISE. THE ADDITIONAL    
  RAINFALL WILL PUSH CREEKS AND STREAMS OUT OF THEIR BANKS.

* FLOODING IS EXPECTED IN AREAS OF POOR DRAINAGE. ROADWAY FLOODING 
  IS ALSO ANTICIPATED. DO NOT DRIVE THROUGH FLOOD WATERS...AS THE 
  WATER MAY BE DEEPER THAN YOU THINK IT IS. IF YOU LIVE IN A FLOOD 
  PRONE AREA...BE PREPARED TO MOVE TO HIGHER GROUND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. MOVE TO HIGHER GROUND.

&&

LAT...LON 3949 7431 3949 7439 3955 7442 3963 7465
      3973 7473 3951 7499 3978 7544 3976 7546
      3964 7556 3957 7551 3947 7555 3930 7526
      3918 7514 3921 7504 3917 7491 3894 7498
      3893 7491 3894 7487 3924 7462 3940 7435

$$

KRUZDLO
685 
WGUS41 KPHI 300433
FLWPHI

BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1233 AM EDT TUE OCT 30 2012

NJC001-009-011-033-301430-
/O.EXT.KPHI.FA.W.0029.000000T0000Z-121030T1430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CAPE MAY NJ-ATLANTIC NJ-SALEM NJ-CUMBERLAND NJ-
1233 AM EDT TUE OCT 30 2012

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS EXTENDED THE

* FLOOD WARNING FOR...
  CAPE MAY COUNTY IN SOUTHERN NEW JERSEY...
  ATLANTIC COUNTY IN SOUTHERN NEW JERSEY...
  SALEM COUNTY IN SOUTHERN NEW JERSEY...
  CUMBERLAND COUNTY IN SOUTHERN NEW JERSEY...

* UNTIL 1030 AM EDT

* AT 1232 AM EDT...SURFACE OBSERVATIONS AND DOPPLER RADAR INDICATED  
  THAT 8 TO 12 INCHES OF RAIN HAD FALLEN ACROSS THE REGION. RISES    
  CONTINUED ON CREEKS AND STREAMS. 

* FLOODING IN AREAS OF POOR DRAINAGE IS ALSO EXPECTED. ROADWAY       
  FLOODING IS ALSO ANTICIPATED. DO NOT DRIVE THROUGH FLOOD           
  WATERS...AS THE WATER MAY BE DEEPER THAN YOU THINK IT IS. IF YOU   
  LIVE IN A FLOOD PRONE AREA...BE PREPARED TO MOVE TO HIGHER GROUND. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. MOVE TO HIGHER GROUND.

&&

LAT...LON 3949 7431 3949 7439 3955 7442 3963 7465
      3973 7473 3951 7499 3978 7544 3976 7546
      3964 7556 3957 7551 3947 7555 3930 7526
      3918 7514 3921 7504 3917 7491 3894 7498
      3893 7491 3894 7487 3924 7462 3940 7435

$$

KRUZDLO

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 29, 3:12 AM EDTAreal Flood AdvisoryPHICape May3 hr
Oct 29, 7:35 AM EDTAreal Flood WarningPHIBurlington, Camden, Gloucester, Ocean24 hr
Oct 29, 2:18 PM EDTSpecial Weather StatementPHIAtlantic, Cape May, Ocean117 min
Oct 29, 3:15 PM EDTSpecial Weather StatementPHIMonmouth2 hr
Oct 29, 4:09 PM EDTSpecial Weather StatementPHIAtlantic, Cape May, Monmouth, Ocean111 min
Oct 29, 4:28 PM EDTSpecial Weather StatementPHIBurlington, Camden, Cumberland, Gloucester, Hunterdon, Mercer and 3 more2 hr

Nearby

Areal Flood Warnings in New Jersey, 2012Every areal flood warning in 2012

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.