Alert archive / New Jersey / Areal Flood Warnings in 2012

Areal Flood Warning 31, NWS Philadelphia/Mount Holly

October 29, 20124 counties in New Jersey

NWS Philadelphia/Mount Holly issued this areal flood warning at Oct 29, 2012, 7:35 AM EDT for 4 counties in New Jersey. It was in force for 24 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: Oct 29, 2012, 7:35 AM EDT (11:35 UTC)
Expired: Oct 30, 2012, 7:30 AM EDT
In force: 24 hr
Issued by: NWS Philadelphia/Mount Holly
Area: Storm-based polygon
Flood severity: None

Counties Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 12 km from the middle of the area, began a volume at 11:39 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 00:00Z, 11.6 hours before the alert went out and 176 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 2 J/kg
Mixed-layer CIN: -4 J/kg
Mixed-layer LCL: 613 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 227 m²/s²
0-3 km storm-relative helicity: 400 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.

438 
WGUS41 KPHI 291135
FLWPHI

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

NJC005-007-015-029-292330-
/O.NEW.KPHI.FA.W.0031.121029T1135Z-121029T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CAMDEN NJ-GLOUCESTER NJ-BURLINGTON NJ-OCEAN NJ-
735 AM EDT MON OCT 29 2012

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* FLOOD WARNING FOR...
  CAMDEN COUNTY IN SOUTHERN NEW JERSEY...
  GLOUCESTER COUNTY IN SOUTHERN NEW JERSEY...
  BURLINGTON COUNTY IN SOUTHERN NEW JERSEY...
  OCEAN COUNTY IN SOUTHERN NEW JERSEY...

* UNTIL 730 PM EDT MONDAY

* AT 730 AM EDT...MODERATE TO HEAVY RAIN WAS CONTINUING TO MOVE INTO
  SOUTHERN NEW JERSEY. SOME LOCATIONS IN THE COUNTIES OF GLOUCESTER,
  CAMDEN, BURLINGTON AND OCEAN COUNTIES HAVE ALREADY RECEIVED AN INCH
  OR TWO OF RAINFALL. MODERATE TO HEAVY RAIN WILL CONTINUE THROUGH
  THE DAY AND INTO TONIGHT WITH TOTALS OF 5 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 3977 7409 3950 7429 3962 7463 3973 7473
      3951 7499 3978 7544 3985 7533 3988 7515
      3997 7512 4018 7471 4014 7459 4008 7455
      4017 7440 4017 7427 4011 7423 4010 7415
      4013 7411 4009 7407 4010 7403

$$

IOVINO

3 follow-up statements

755 
WGUS81 KPHI 291746
FLSPHI

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

NJC005-007-015-029-292330-
/O.CON.KPHI.FA.W.0031.000000T0000Z-121029T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CAMDEN NJ-GLOUCESTER NJ-BURLINGTON NJ-OCEAN NJ-
146 PM EDT MON OCT 29 2012

...THE FLOOD WARNING REMAINS IN EFFECT UNTIL 730 PM EDT FOR OCEAN...
BURLINGTON...GLOUCESTER AND CAMDEN COUNTIES...

AT 143 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
ANOTHER SLUG OF HEAVY RAIN MOVING ACROSS THE REGION. SURFACE 
OBSERVATIONS AND DOPPLER RADAR ESTIMATES INDICATE THAT AS MUCH AS 
3 INCHES OF RAIN HAS FALLEN THUS FAR ACROSS SOUTHERN PORTIONS OF THE 
WARNED AREA.

* CREEKS AND STREAMS CONTINUE TO RISE. THE ADDITIONAL HEAVY RAIN MAY 
  PUSH THE CREEKS AND STREAMS OVER THEIR BANKS THIS AFTERNOON AND 
  EVENING.

* 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 3977 7409 3950 7429 3962 7463 3973 7473
      3951 7499 3978 7544 3985 7533 3988 7515
      3997 7512 4018 7471 4014 7459 4008 7455
      4017 7440 4017 7427 4011 7423 4010 7415
      4013 7411 4009 7407 4010 7403

$$

HAYES

482 
WGUS41 KPHI 292116
FLWPHI

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

NJC005-007-015-029-300530-
/O.EXT.KPHI.FA.W.0031.000000T0000Z-121030T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CAMDEN NJ-GLOUCESTER NJ-BURLINGTON NJ-OCEAN NJ-
516 PM EDT MON OCT 29 2012

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS EXTENDED THE

* FLOOD WARNING FOR...
  CAMDEN COUNTY IN SOUTHERN NEW JERSEY...
  GLOUCESTER COUNTY IN SOUTHERN NEW JERSEY...
  BURLINGTON COUNTY IN SOUTHERN NEW JERSEY...
  OCEAN COUNTY IN SOUTHERN NEW JERSEY...

* UNTIL 130 AM EDT TUESDAY

* AT 511 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THE HEAVY RAIN WAS COMING TO AN END AS SANDY'S FORWARD SPEED 
INCREASED. STILL...SURFACE OBSERVATIONS AND DOPPLER RADAR ESTIMATES 
INDICATED THAT 2 TO 4 INCHES OF RAIN HAD FALLEN ACROSS THE AREA. 
EVEN WITH THE HEAVY RAIN COMING TO AN END, THE FLOOD WARNING HAS 
BEEN EXTENDED, AS IT WILL TAKE SOME TIME FOR THE EXISTING RAINFALL 
TO DRAIN. 

* STREAMS, CREEKS AND RIVERS IN THE AREA CONTINUE TO RISE. THE       
  ADDITIONAL RAINFALL WILL PUSH STREAMS, CREEKS AND RIVERS 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...

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.

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.

DRIVING INTO FLOOD WATERS COULD PUT YOUR LIFE AT RISK AND COST YOU
THOUSANDS OF DOLLARS IN VEHICLE REPAIRS. FLOOD WATERS MAY BE DEEPER
THAN YOU THINK. TURN AROUND AND FIND AN ALTERNATE ROUTE.

&&

LAT...LON 3977 7409 3950 7429 3962 7463 3973 7473
      3951 7499 3978 7544 3985 7533 3988 7515
      3997 7512 4018 7471 4014 7459 4008 7455
      4017 7440 4017 7427 4011 7423 4010 7415
      4013 7411 4009 7407 4010 7403

$$

KRUZDLO

289 
WGUS41 KPHI 300420
FLWPHI

BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1220 AM EDT TUE OCT 30 2012

NJC005-007-015-029-301130-
/O.EXT.KPHI.FA.W.0031.000000T0000Z-121030T1130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CAMDEN NJ-GLOUCESTER NJ-BURLINGTON NJ-OCEAN NJ-
1220 AM EDT TUE OCT 30 2012

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS EXTENDED THE

* FLOOD WARNING FOR...
  CAMDEN COUNTY IN SOUTHERN NEW JERSEY...
  GLOUCESTER COUNTY IN SOUTHERN NEW JERSEY...
  BURLINGTON COUNTY IN SOUTHERN NEW JERSEY...
  OCEAN COUNTY IN SOUTHERN NEW JERSEY...

* UNTIL 730 AM EDT

* AT 1215 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THE BACK SIDE OF THE HEAVY RAIN HAD TRACKED THROUGH THE WARNED AREA 
AS SANDY CONTINUED TO MOVE WEST. STILL...SURFACE OBSERVATIONS AND 
DOPPLER RADAR ESTIMATES INDICATED THAT 3 TO 5 INCHES OF RAIN HAD 
FALLEN ACROSS THE AREA. THE EXISTING RAINFALL WAS STILL DRAINING AND 
MORE LIGHT TO MODERATE RAINFALL WAS EXPECTED OVERNIGHT.  

* CREEKS AND STREAMS CONTINUE TO RISE IN THE AREA SUCH AS THE 
RACCOON CREEK IN SWEDESBORO, GLOUCESTER COUNTY AND THE NORTH BRANCH 
OF THE METEDECONK RIVER IN OCEAN COUNTY.

* 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.

DRIVING INTO FLOOD WATERS COULD PUT YOUR LIFE AT RISK AND COST YOU
THOUSANDS OF DOLLARS IN VEHICLE REPAIRS. FLOOD WATERS MAY BE DEEPER
THAN YOU THINK. TURN AROUND AND FIND AN ALTERNATE ROUTE.

&&

LAT...LON 3977 7409 3950 7429 3962 7463 3973 7473
      3951 7499 3978 7544 3985 7533 3988 7515
      3997 7512 4018 7471 4014 7459 4008 7455
      4017 7440 4017 7427 4011 7423 4010 7415
      4013 7411 4009 7407 4010 7403

$$

KRUZDLO

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 29, 3:12 AM EDT	Areal Flood Advisory	PHI	Cape May	3 hr
Oct 29, 6:33 AM EDT	Areal Flood Warning	PHI	Atlantic, Cape May, Cumberland, Salem	28 hr
Oct 29, 2:18 PM EDT	Special Weather Statement	PHI	Atlantic, Cape May, Ocean	117 min
Oct 29, 3:15 PM EDT	Special Weather Statement	PHI	Monmouth	2 hr
Oct 29, 4:09 PM EDT	Special Weather Statement	PHI	Atlantic, Cape May, Monmouth, Ocean	111 min
Oct 29, 4:28 PM EDT	Special Weather Statement	PHI	Burlington, Camden, Cumberland, Gloucester, Hunterdon, Mercer and 3 more	2 hr

Nearby

Areal Flood Warnings in New Jersey, 2012 Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.