Alert archive / New Jersey / Flood Watches in 2013

Flood Watch 2, NWS Philadelphia/Mount Holly

June 12, 20134 states

NWS Philadelphia/Mount Holly issued this flood watch at Jun 12, 2013, 3:58 AM EDT for 4 states. It took effect at Jun 13, 2013, 10:00 AM EDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Jun 12, 2013, 3:58 AM EDT (07:58 UTC)
In effect from
Jun 13, 2013, 10:00 AM EDT
Expired
Jun 13, 2013, 4:12 PM EDT
In force
6 hr
Issued by
NWS Philadelphia/Mount Holly
Flood severity
None
All 25 counties

New Castle County, DE, Cecil County, MD, Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Hunterdon County, NJ, Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Morris County, NJ, Ocean County, NJ, Salem County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ, Berks County, PA, Bucks County, PA, Carbon County, PA, Chester County, PA, Delaware County, PA, Lehigh County, PA, Monroe County, PA, Montgomery County, PA, Northampton County, PA, Philadelphia County, PA

The radar

The Philadelphia radar (KDIX), 70 km from the middle of the area, began a volume at 08:03 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, 8.0 hours before the alert went out and 200 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 2013-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 747 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 00:00Z on 2013-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 220 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
747 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
964 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
220 m²/s²
0-3 km storm-relative helicity
223 m²/s²
Significant tornado parameter
0.7
Supercell composite
6.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

777 
WGUS61 KPHI 120758
FFAPHI

URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
358 AM EDT WED JUN 12 2013

...ANOTHER PERIOD OF HEAVY RAIN IS EXPECTED FOR THURSDAY INTO
THURSDAY NIGHT...

.STRONG LOW PRESSURE FROM THE WEST IS FORECAST TO BRING ANOTHER
ROUND OF HEAVY RAIN TO EASTERN PENNSYLVANIA, NEW JERSEY, DELAWARE
AND NORTHEASTERN MARYLAND FROM THURSDAY INTO THURSDAY NIGHT.

DEZ001-MDZ008-NJZ001-007>010-012>020-026-027-PAZ054-055-060>062-
070-071-101>106-122100-
/O.NEW.KPHI.FA.A.0002.130613T1400Z-130614T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NEW CASTLE-CECIL-SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-
MIDDLESEX-WESTERN MONMOUTH-EASTERN MONMOUTH-MERCER-SALEM-
GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-COASTAL OCEAN-
SOUTHEASTERN BURLINGTON-CARBON-MONROE-BERKS-LEHIGH-NORTHAMPTON-
DELAWARE-PHILADELPHIA-WESTERN CHESTER-EASTERN CHESTER-
WESTERN MONTGOMERY-EASTERN MONTGOMERY-UPPER BUCKS-LOWER BUCKS-
INCLUDING THE CITIES OF...WILMINGTON...ELKTON...NEWTON...
WASHINGTON...MORRISTOWN...FLEMINGTON...SOMERVILLE...
NEW BRUNSWICK...FREEHOLD...SANDY HOOK...TRENTON...PENNSVILLE...
GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...
JACKSON...LONG BEACH ISLAND...WHARTON STATE FOREST...JIM THORPE...
STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...EASTON...MEDIA...
PHILADELPHIA...HONEY BROOK...OXFORD...WEST CHESTER...
KENNET SQUARE...COLLEGEVILLE...POTTSTOWN...NORRISTOWN...
LANSDALE...CHALFONT...PERKASIE...MORRISVILLE...DOYLESTOWN
358 AM EDT WED JUN 12 2013

...FLOOD WATCH IN EFFECT FROM THURSDAY MORNING THROUGH LATE
THURSDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A

* FLOOD WATCH FOR THE FOLLOWING COUNTIES. IN DELAWARE...NEW
  CASTLE. IN MARYLAND...CECIL. IN NEW JERSEY...SUSSEX...WARREN...
  MORRIS...HUNTERDON...SOMERSET...MIDDLESEX...MERCER...
  MONMOUTH...OCEAN...BURLINGTON...CAMDEN...GLOUCESTER AND SALEM.
  IN PENNSYLVANIA...CARBON...MONROE...NORTHAMPTON...LEHIGH...
  BERKS...CHESTER...MONTGOMERY...BUCKS...PHILADELPHIA AND
  DELAWARE.

* FROM THURSDAY MORNING THROUGH LATE THURSDAY NIGHT

* RAINFALL TOTALS OF 1 TO 3 INCHES ARE EXPECTED FROM THURSDAY
  INTO THURSDAY NIGHT WITH LOCALLY HIGHER AMOUNTS. RIVERS AND
  CREEKS ARE RUNNING HIGH DUE TO THE HEAVY RAIN THAT OCCURRED ON
  FRIDAY AND ON MONDAY. AS A RESULT, IT WILL NOT TAKE MUCH RAIN TO
  PRODUCE NEW FLOODING IN OUR REGION.

* THE GREATEST THREAT FOR FLOODING ON THURSDAY AND THURSDAY NIGHT
  IS ALONG SMALL STREAMS AND CREEKS AS WELL AS IN AREAS OF POOR
  DRAINAGE. AREA ROADWAYS THAT TEND TO FLOOD EASILY WILL ALSO BE
  IMPACTED. MINOR FLOODING ALONG SOME OF THE MAIN STEM RIVERS,
  SUCH AS THE PASSAIC, THE RARITAN AND THE SCHUYLKILL IS POSSIBLE.
  SIGNIFICANT RISES ARE ANTICIPATED ON THE DELAWARE RIVER, BUT AT
  THIS POINT IT APPEARS AS THOUGH THE DELAWARE SHOULD REMAIN
  WITHIN ITS BANKS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS FLOOD WATCH MEANS THAT THERE IS A POTENTIAL FOR FLOODING
BASED ON CURRENT FORECASTS.

PLEASE CHECK FOR UPDATED FORECASTS TODAY AND TONIGHT AND BE ALERT
FOR POSSIBLE FLOOD WARNINGS ON THURSDAY AND THURSDAY NIGHT. IF YOU
LIVE IN AN AREA THAT IS PRONE TO FLOODING, BE PREPARED TO TAKE
ACTION IF FLOODING DEVELOPS.

&&

$$

MEOLA/IOVINO
3 follow-up statements
119 
WGUS61 KPHI 121930
FFAPHI

FLOOD WATCH
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
330 PM EDT WED JUN 12 2013

...ANOTHER PERIOD OF HEAVY RAIN IS EXPECTED FOR THURSDAY INTO
THURSDAY NIGHT...

.STRONG LOW PRESSURE FROM THE WEST IS FORECAST TO BRING ANOTHER
ROUND OF HEAVY RAIN TO EASTERN PENNSYLVANIA... NEW JERSEY...
NORTHERN DELAWARE AND NORTHEASTERN MARYLAND FROM THURSDAY INTO
THURSDAY NIGHT.

DEZ001-MDZ008-NJZ001-007>010-012>020-026-027-PAZ054-055-060>062-
070-071-101>106-130900-
/O.CON.KPHI.FA.A.0002.130613T1400Z-130614T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NEW CASTLE-CECIL-SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-
MIDDLESEX-WESTERN MONMOUTH-EASTERN MONMOUTH-MERCER-SALEM-
GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-COASTAL OCEAN-
SOUTHEASTERN BURLINGTON-CARBON-MONROE-BERKS-LEHIGH-NORTHAMPTON-
DELAWARE-PHILADELPHIA-WESTERN CHESTER-EASTERN CHESTER-
WESTERN MONTGOMERY-EASTERN MONTGOMERY-UPPER BUCKS-LOWER BUCKS-
INCLUDING THE CITIES OF...WILMINGTON...ELKTON...NEWTON...
WASHINGTON...MORRISTOWN...FLEMINGTON...SOMERVILLE...
NEW BRUNSWICK...FREEHOLD...SANDY HOOK...TRENTON...PENNSVILLE...
GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...
JACKSON...LONG BEACH ISLAND...WHARTON STATE FOREST...JIM THORPE...
STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...EASTON...MEDIA...
PHILADELPHIA...HONEY BROOK...OXFORD...WEST CHESTER...
KENNET SQUARE...COLLEGEVILLE...POTTSTOWN...NORRISTOWN...
LANSDALE...CHALFONT...PERKASIE...MORRISVILLE...DOYLESTOWN
330 PM EDT WED JUN 12 2013

...FLOOD WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH
LATE THURSDAY NIGHT...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF NORTHERN DELAWARE...NORTHEAST MARYLAND...NEW 
  JERSEY AND PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...IN 
  NORTHERN DELAWARE...NEW CASTLE. IN NORTHEAST MARYLAND...CECIL. 
  IN NEW JERSEY...CAMDEN...COASTAL OCEAN...EASTERN MONMOUTH... 
  GLOUCESTER...HUNTERDON...MERCER...MIDDLESEX...MORRIS... 
  NORTHWESTERN BURLINGTON...OCEAN...SALEM...SOMERSET... 
  SOUTHEASTERN BURLINGTON...SUSSEX...WARREN AND WESTERN 
  MONMOUTH. IN PENNSYLVANIA...BERKS...CARBON...DELAWARE... 
  EASTERN CHESTER...EASTERN MONTGOMERY...LEHIGH...LOWER BUCKS... 
  MONROE...NORTHAMPTON...PHILADELPHIA...UPPER BUCKS...WESTERN 
  CHESTER AND WESTERN MONTGOMERY. 

* FROM THURSDAY MORNING THROUGH LATE THURSDAY NIGHT

* RAINFALL TOTALS OF 2 TO 4 INCHES ARE EXPECTED FROM THURSDAY INTO
  THURSDAY NIGHT WITH LOCALLY HIGHER AMOUNTS. THE ADDED RAIN WILL
  INCREASE THE CHANCES FOR FLOODING TO OCCUR ON RIVERS AND CREEKS
  THAT ARE ALREADY RUNNING HIGH DUE TO THE HEAVY RAIN THAT
  OCCURRED LAST FRIDAY AND MONDAY.

* THE GREATEST THREAT FOR FLOODING ON THURSDAY AND THURSDAY NIGHT
  IS ALONG SMALL STREAMS AND CREEKS AS WELL AS IN AREAS OF POOR
  DRAINAGE. AREA ROADWAYS THAT TEND TO FLOOD EASILY WILL ALSO BE
  IMPACTED. MINOR FLOODING ALONG SOME OF THE MAIN STEM RIVERS...
  SUCH AS THE PASSAIC... THE RARITAN AND THE SCHUYLKILL IS
  POSSIBLE. SIGNIFICANT RISES, TO NEAR BANKFULL, ARE ALSO ANTICIPATED
  ON THE DELAWARE RIVER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS FLOOD WATCH MEANS THAT THERE IS A POTENTIAL FOR FLOODING
BASED ON CURRENT FORECASTS.

PLEASE CHECK FOR UPDATED FORECASTS TODAY AND TONIGHT AND BE ALERT
FOR POSSIBLE FLOOD WARNINGS ON THURSDAY AND THURSDAY NIGHT. IF
YOU LIVE IN AN AREA THAT IS PRONE TO FLOODING... BE PREPARED TO
TAKE ACTION IF FLOODING DEVELOPS.

&&

$$

HEAVENER/IOVINO/MEOLA
142 
WGUS61 KPHI 130846
FFAPHI

FLOOD WATCH
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
446 AM EDT THU JUN 13 2013

...ANOTHER PERIOD OF HEAVY RAIN IS EXPECTED TODAY INTO TONIGHT...

.STRONG LOW PRESSURE FROM THE WEST IS FORECAST TO BRING ANOTHER
ROUND OF HEAVY RAIN TO EASTERN PENNSYLVANIA... NEW JERSEY...
NORTHERN DELAWARE AND NORTHEASTERN MARYLAND TODAY AND INTO TONIGHT.

DEZ001-MDZ008-NJZ001-007>010-012>020-026-027-PAZ054-055-060>062-
070-071-101>106-132100-
/O.CON.KPHI.FA.A.0002.130613T1400Z-130614T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NEW CASTLE-CECIL-SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-
MIDDLESEX-WESTERN MONMOUTH-EASTERN MONMOUTH-MERCER-SALEM-
GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-COASTAL OCEAN-
SOUTHEASTERN BURLINGTON-CARBON-MONROE-BERKS-LEHIGH-NORTHAMPTON-
DELAWARE-PHILADELPHIA-WESTERN CHESTER-EASTERN CHESTER-
WESTERN MONTGOMERY-EASTERN MONTGOMERY-UPPER BUCKS-LOWER BUCKS-
INCLUDING THE CITIES OF...WILMINGTON...ELKTON...NEWTON...
WASHINGTON...MORRISTOWN...FLEMINGTON...SOMERVILLE...
NEW BRUNSWICK...FREEHOLD...SANDY HOOK...TRENTON...PENNSVILLE...
GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...
JACKSON...LONG BEACH ISLAND...WHARTON STATE FOREST...JIM THORPE...
STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...EASTON...MEDIA...
PHILADELPHIA...HONEY BROOK...OXFORD...WEST CHESTER...
KENNET SQUARE...COLLEGEVILLE...POTTSTOWN...NORRISTOWN...
LANSDALE...CHALFONT...PERKASIE...MORRISVILLE...DOYLESTOWN
446 AM EDT THU JUN 13 2013

...FLOOD WATCH REMAINS IN EFFECT FROM 10 AM EDT THIS MORNING
THROUGH LATE TONIGHT...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF NORTHERN DELAWARE...NORTHEAST MARYLAND...NEW 
  JERSEY AND PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...IN 
  NORTHERN DELAWARE...NEW CASTLE. IN NORTHEAST MARYLAND...CECIL. 
  IN NEW JERSEY...CAMDEN...COASTAL OCEAN...EASTERN MONMOUTH... 
  GLOUCESTER...HUNTERDON...MERCER...MIDDLESEX...MORRIS... 
  NORTHWESTERN BURLINGTON...OCEAN...SALEM...SOMERSET... 
  SOUTHEASTERN BURLINGTON...SUSSEX...WARREN AND WESTERN 
  MONMOUTH. IN PENNSYLVANIA...BERKS...CARBON...DELAWARE... 
  EASTERN CHESTER...EASTERN MONTGOMERY...LEHIGH...LOWER BUCKS... 
  MONROE...NORTHAMPTON...PHILADELPHIA...UPPER BUCKS...WESTERN 
  CHESTER AND WESTERN MONTGOMERY. 

* FROM 10 AM EDT THIS MORNING THROUGH LATE TONIGHT

* RAINFALL TOTALS OF 1 TO 2 INCHES ARE EXPECTED FROM TODAY INTO
  TONIGHT WITH LOCALLY HIGHER AMOUNTS POSSIBLE. THE ADDED RAIN
  WILL INCREASE THE CHANCES FOR FLOODING TO OCCUR ON RIVERS AND
  CREEKS THAT ARE ALREADY RUNNING HIGH DUE TO THE HEAVY RAIN THAT
  OCCURRED LAST FRIDAY AND MONDAY.

* THE GREATEST THREAT FOR FLOODING IS ALONG SMALL STREAMS AND
  CREEKS AS WELL AS IN AREAS OF POOR DRAINAGE. AREA ROADWAYS THAT
  TEND TO FLOOD EASILY WILL ALSO BE IMPACTED. MINOR FLOODING ALONG
  SOME OF THE MAIN STEM RIVERS... SUCH AS THE PASSAIC... THE
  RARITAN AND THE SCHUYLKILL IS POSSIBLE. SIGNIFICANT RISES... TO
  NEAR BANK FULL... ARE ALSO ANTICIPATED ON THE DELAWARE RIVER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS FLOOD WATCH MEANS THAT THERE IS A POTENTIAL FOR FLOODING
BASED ON CURRENT FORECASTS.

PLEASE CHECK FOR UPDATED FORECASTS TODAY AND TONIGHT AND BE ALERT
FOR POSSIBLE FLOOD WARNINGS ON THURSDAY AND THURSDAY NIGHT. IF
YOU LIVE IN AN AREA THAT IS PRONE TO FLOODING... BE PREPARED TO
TAKE ACTION IF FLOODING DEVELOPS.

&&

$$
905 
WGUS61 KPHI 132012
FFAPHI

FLOOD WATCH
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
412 PM EDT THU JUN 13 2013

...FLOODING THREAT HAS DIMINISHED...

DEZ001-MDZ008-NJZ001-007>010-012>020-026-027-PAZ054-055-060>062-
070-071-101>106-132115-
/O.CAN.KPHI.FA.A.0002.000000T0000Z-130614T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NEW CASTLE-CECIL-SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-
MIDDLESEX-WESTERN MONMOUTH-EASTERN MONMOUTH-MERCER-SALEM-
GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-COASTAL OCEAN-
SOUTHEASTERN BURLINGTON-CARBON-MONROE-BERKS-LEHIGH-NORTHAMPTON-
DELAWARE-PHILADELPHIA-WESTERN CHESTER-EASTERN CHESTER-
WESTERN MONTGOMERY-EASTERN MONTGOMERY-UPPER BUCKS-LOWER BUCKS-
INCLUDING THE CITIES OF...WILMINGTON...ELKTON...NEWTON...
WASHINGTON...MORRISTOWN...FLEMINGTON...SOMERVILLE...
NEW BRUNSWICK...FREEHOLD...SANDY HOOK...TRENTON...PENNSVILLE...
GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...
JACKSON...LONG BEACH ISLAND...WHARTON STATE FOREST...JIM THORPE...
STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...EASTON...MEDIA...
PHILADELPHIA...HONEY BROOK...OXFORD...WEST CHESTER...
KENNET SQUARE...COLLEGEVILLE...POTTSTOWN...NORRISTOWN...
LANSDALE...CHALFONT...PERKASIE...MORRISVILLE...DOYLESTOWN
412 PM EDT THU JUN 13 2013

...FLOOD WATCH IS CANCELLED...

WIDESPREAD FLASH FLOODING AND RIVER FLOODING ARE NO LONGER
EXPECTED. BECAUSE OF THIS, THE FLOOD WATCH HAS BEEN CANCELLED.

ALTHOUGH THE WATCH HAS BEEN CANCELLED, ISOLATED FLOODING REMAINS
A POSSIBILITY IN AREAS OF POOR DRAINAGE. IN ADDITION, THE PASSAIC
RIVER AT PINE BROOK IN NORTHERN NEW JERSEY AND THE NORTH BRANCH
RANCOCAS CREEK IN SOUTHERN NEW JERSEY WILL SEE NEAR BANK FULL OR
BANK FULL CONDITIONS.

SCATTERED SHOWERS AND THUNDERSTORMS WILL REMAIN POSSIBLE THROUGH THE 
EVENING HOURS, BUT GENERAL RAINFALL IS EXPECTED TO BE ONE-HALF INCH 
OR LESS.

THE THREAT OF FLOODING HAS DIMINISHED BECAUSE OF THE EXISTING CLOUD 
COVER AND THE THUNDERSTORM COMPLEX THAT TRACKED ACROSS THE 
MASON-DIXON LINE AND SOUTHERN NEW JERSEY THIS MORNING. THE 
THUNDERSTORM COMPLEX WAS THE SAME ONE THAT WENT THROUGH CHICAGO LAST 
NIGHT. IT REMAINED IN TACT THROUGH THE OVERNIGHT HOURS. RAIN COOLED 
AIR FROM THIS MORNING IN COMBINATION WITH EXTENSIVE AFTERNOON CLOUD 
COVER HAS STABILIZED THE LOWER LEVELS OF THE ATMOSPHERE. 

$$

KRUZDLO

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 4:07 PM EDTSmall Craft AdvisoryPHI59 hr

Nearby

Flood Watches in New Jersey, 2013Flood Watches in Pennsylvania, 2013Flood Watches in Delaware, 2013Every flood watch in 2013

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.