Alert archive / New Jersey / Flash Flood Watches in 2014
Flash Flood Watch 4, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flash flood watch at Jun 13, 2014, 11:54 AM EDT for 11 counties in New Jersey; 10 counties in Pennsylvania; New Castle County, Delaware. It took effect at Jun 13, 2014, 12:00 PM EDT. It was in force for 11 hr.
The area
The counties it named.
The facts
- Issued
- Jun 13, 2014, 11:54 AM EDT (15:54 UTC)
- In effect from
- Jun 13, 2014, 12:00 PM EDT
- Expired
- Jun 13, 2014, 11:21 PM EDT
- In force
- 11 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Flood severity
- None
All 22 counties
New Castle County, DE, Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Hunterdon County, NJ, Mercer County, NJ, Middlesex County, NJ, Morris 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), 76 km from the middle of the area, began a volume at 15:56 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 12:00Z, 3.9 hours before the alert went out and 201 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.
- Mixed-layer CAPE
- 101 J/kg
- Mixed-layer CIN
- -44 J/kg
- Mixed-layer LCL
- 502 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 66 m²/s²
- 0-3 km storm-relative helicity
- 112 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
608 WGUS61 KPHI 131554 FFAPHI URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 1154 AM EDT FRI JUN 13 2014 DEZ001-NJZ001-007>010-012-015>019-PAZ054-055-060>062-070-071- 101>106-140600- /O.NEW.KPHI.FF.A.0004.140613T1600Z-140614T0600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NEW CASTLE-SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-MIDDLESEX- MERCER-SALEM-GLOUCESTER-CAMDEN-NORTHWESTERN 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...NEWTON...WASHINGTON... MORRISTOWN...FLEMINGTON...SOMERVILLE...NEW BRUNSWICK...TRENTON... PENNSVILLE...GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN... MOUNT HOLLY...JIM THORPE...STROUDSBURG...READING...ALLENTOWN... BETHLEHEM...EASTON...MEDIA...PHILADELPHIA...HONEY BROOK... OXFORD...WEST CHESTER...KENNETT SQUARE...COLLEGEVILLE... POTTSTOWN...NORRISTOWN...LANSDALE...CHALFONT...PERKASIE... MORRISVILLE...DOYLESTOWN 1154 AM EDT FRI JUN 13 2014 ...FLASH FLOOD WATCH IN EFFECT THROUGH LATE TONIGHT... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A * FLASH FLOOD WATCH FOR PORTIONS OF NORTHERN DELAWARE...NEW JERSEY AND PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...IN NORTHERN DELAWARE...NEW CASTLE. IN NEW JERSEY...CAMDEN... GLOUCESTER...HUNTERDON...MERCER...MIDDLESEX...MORRIS... NORTHWESTERN BURLINGTON...SALEM...SOMERSET...SUSSEX AND WARREN. IN PENNSYLVANIA...BERKS...CARBON...DELAWARE...EASTERN CHESTER...EASTERN MONTGOMERY...LEHIGH...LOWER BUCKS...MONROE... NORTHAMPTON...PHILADELPHIA...UPPER BUCKS...WESTERN CHESTER AND WESTERN MONTGOMERY. * THROUGH LATE TONIGHT * VARIABLE RAINFALL OVERNIGHT BETWEEN ONE HALF AND AND 2.5 INCHES IN A LARGE PORTION OF THE WATCH AREA ALONG WITH FLOODING IN SOUTHEASTERN PENNSYLVANIA AND FAR NORTHWEST NEW JERSEY THIS MORNING HAS SET THE STAGE FOR THE POTENTIAL FOR NEW FLOODING. * VERY FAST RESPONSE IS EXPECTED TO THE UPCOMING HEAVY SHOWERS AND SCATTERED THUNDERSTORMS. * THE FLASH FLOOD THREAT IN EASTERN PENNSYLVANIA AND FAR NORTHERN DELAWARE IS MOSTLY THIS AFTERNOON AND EVENING WHILE IN NEW JERSEY THE PRIMARY RISK FOR FLASH FLOODING IS BETWEEN 3 PM AND MIDNIGHT. * RESIDUAL RUNOFF MAY FORCE ANY FLOODING TO LINGER WELL PAST MIDNIGHT. * NEW STORM TOTAL RAINFALL THIS AFTERNOON AND EVENING MAY REACH 2.5 INCHES. IN MANY AREAS...IT WILL TAKE ONLY AN INCH OF RAIN 45 MINUTES TO AN HOUR TO PRODUCE FLOODING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ DRAG
2 follow-up statements
953 WGUS61 KPHI 132019 FFAPHI FLOOD WATCH NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 419 PM EDT FRI JUN 13 2014 DEZ001-NJZ001-007>010-012-015>019-PAZ054-055-060>062-070-071- 101>106-140600- /O.CON.KPHI.FF.A.0004.000000T0000Z-140614T0600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NEW CASTLE-SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-MIDDLESEX- MERCER-SALEM-GLOUCESTER-CAMDEN-NORTHWESTERN 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...NEWTON...WASHINGTON... MORRISTOWN...FLEMINGTON...SOMERVILLE...NEW BRUNSWICK...TRENTON... PENNSVILLE...GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN... MOUNT HOLLY...JIM THORPE...STROUDSBURG...READING...ALLENTOWN... BETHLEHEM...EASTON...MEDIA...PHILADELPHIA...HONEY BROOK... OXFORD...WEST CHESTER...KENNETT SQUARE...COLLEGEVILLE... POTTSTOWN...NORRISTOWN...LANSDALE...CHALFONT...PERKASIE... MORRISVILLE...DOYLESTOWN 419 PM EDT FRI JUN 13 2014 ...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 2 AM EDT SATURDAY... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF NORTHERN DELAWARE...NEW JERSEY AND PENNSYLVANIA... INCLUDING THE FOLLOWING AREAS...IN NORTHERN DELAWARE...NEW CASTLE. IN NEW JERSEY...CAMDEN...GLOUCESTER...HUNTERDON... MERCER...MIDDLESEX...MORRIS...NORTHWESTERN BURLINGTON... SALEM...SOMERSET...SUSSEX AND WARREN. IN PENNSYLVANIA... BERKS...CARBON...DELAWARE...EASTERN CHESTER...EASTERN MONTGOMERY...LEHIGH...LOWER BUCKS...MONROE...NORTHAMPTON... PHILADELPHIA...UPPER BUCKS...WESTERN CHESTER AND WESTERN MONTGOMERY. * UNTIL 2 AM EDT SATURDAY * ONE BAND OF HEAVY SHOWERS AND THUNDERSTORMS NEARING INTERSTATE 95 AT 415 PM WILL MOVE TO THE NEW JERSEY AND DELAWARE COASTS BY 7 PM. * THE NEXT BAND OR TWO OF SHOWERS AND SCATTERED THUNDERSTORMS WILL OCCUR IN THE READING...BERKS COUNTY...POCONOS REGION BETWEEN 5 PM AND 10 PM. FURTHER EAST ALONG INTERSTATE 95...ANY RENEWED SHOWERS AND SCATTERED THUNDERSTORMS SHOULD NOT OCCUR UNTIL BETWEEN 630 PM AND MIDNIGHT. * AREAS THAT RECEIVED 2 TO 3 INCHES OF RAIN LAST NIGHT THROUGH 4 PM TODAY WILL STILL BE QUITE VULNERABLE TO RENEWED FLOODING THIS EVENING. THE REMAINDER OF THE AREA WILL NEED AT LEAST AN INCH OF RAIN IN LESS THAN AN HOUR TO CAUSE FLASH FLOODING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ DRAG
033 WGUS61 KPHI 140321 FFAPHI FLOOD WATCH NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 1121 PM EDT FRI JUN 13 2014 DEZ001-NJZ001-007>010-012-015>019-PAZ054-055-060>062-070-071- 101>106-140430- /O.CAN.KPHI.FF.A.0004.000000T0000Z-140614T0600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NEW CASTLE-SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-MIDDLESEX- MERCER-SALEM-GLOUCESTER-CAMDEN-NORTHWESTERN 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...NEWTON...WASHINGTON... MORRISTOWN...FLEMINGTON...SOMERVILLE...NEW BRUNSWICK...TRENTON... PENNSVILLE...GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN... MOUNT HOLLY...JIM THORPE...STROUDSBURG...READING...ALLENTOWN... BETHLEHEM...EASTON...MEDIA...PHILADELPHIA...HONEY BROOK... OXFORD...WEST CHESTER...KENNETT SQUARE...COLLEGEVILLE... POTTSTOWN...NORRISTOWN...LANSDALE...CHALFONT...PERKASIE... MORRISVILLE...DOYLESTOWN 1121 PM EDT FRI JUN 13 2014 ...FLASH FLOOD WATCH IS CANCELLED... THE FLASH FLOOD WATCH FOR PORTIONS OF NORTHERN DELAWARE...NEW JERSEY AND PENNSYLVANIA HAS BEEN CANCELLED. A FEW SHOWERS WILL CONTINUE TO MOVE ACROSS THE AREA THROUGH THE NEXT FEW HOURS, BUT WILL WEAKEN AS THEY DO SO. THEREFORE THE THREAT FOR FLASH FLOODING HAS DIMINISHED. $$ ROBERTSON
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 13, 3:25 AM EDT | Special Weather Statement | PHI | Hunterdon | 65 min |
| Jun 13, 4:28 AM EDT | Special Weather Statement | PHI | Hunterdon, Sussex, Warren | 62 min |
| Jun 13, 8:32 AM EDT | Areal Flood Advisory | PHI | Morris, Sussex, Warren | 118 min |
| Jun 13, 2:00 PM EDT | Special Marine Warning | PHI | 90 min | |
| Jun 13, 2:16 PM EDT | Special Weather Statement | PHI | Warren | 119 min |
| Jun 13, 2:52 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Morris, Sussex, Warren | 4 hr |
| Jun 13, 3:14 PM EDT | Special Weather Statement | PHI | Hunterdon, Morris, Somerset, Sussex, Warren | 2 hr |
| Jun 13, 3:16 PM EDT | Areal Flood Advisory | PHI | Camden, Gloucester, Hunterdon, Mercer, Salem, Somerset | 4 hr |
| Jun 13, 3:36 PM EDT | Small Craft Advisory for Hazardous Seas | PHI | 6 hr | |
| Jun 13, 3:38 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer, Middlesex, Monmouth, Morris, Somerset and 1 more | 52 min |
| Jun 13, 3:46 PM EDT | Flash Flood Warning | PHI | Morris, Somerset | 4 hr |
| Jun 13, 3:52 PM EDT | Special Weather Statement | PHI | Camden, Gloucester, Mercer, Middlesex, Salem | 53 min |
| Jun 13, 4:06 PM EDT | Special Marine Warning | PHI | 54 min | |
| Jun 13, 4:18 PM EDT | Flash Flood Warning | PHI | Sussex, Warren | 4 hr |
| Jun 13, 4:27 PM EDT | Severe Thunderstorm Warning | PHI | Morris, Somerset, Sussex | 63 min |
| Jun 13, 4:58 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden | 23 min |
| Jun 13, 5:04 PM EDT | Areal Flood Advisory | PHI | Burlington, Camden, Cumberland, Gloucester, Mercer, Middlesex and 3 more | 4 hr |
| Jun 13, 5:08 PM EDT | Special Weather Statement | PHI | Middlesex | 37 min |
| Jun 13, 5:24 PM EDT | Flash Flood Warning | PHI | Middlesex | 4 hr |
| Jun 13, 5:36 PM EDT | Special Weather Statement | PHI | Monmouth | 54 min |
| Jun 13, 6:24 PM EDT | Areal Flood Warning | PHI | Hunterdon | 4 hr |
| Jun 13, 6:26 PM EDT | Special Weather Statement | PHI | Monmouth, Ocean | 94 min |
| Jun 13, 6:46 PM EDT | Coastal Flood Advisory | PHI | Atlantic, Burlington, Cape May, Cumberland, Middlesex, Monmouth and 1 more | 6 hr |
| Jun 13, 6:55 PM EDT | Areal Flood Advisory | PHI | Monmouth, Ocean | 4 hr |
| Jun 13, 4:46 AM EDT | Areal Flood Advisory | PHI | Berks, Chester, Lehigh, Montgomery | 3 hr |
| Jun 13, 6:17 AM EDT | River Flood Warning | PHI | Chester | 4 hr |
| Jun 13, 6:41 AM EDT | Areal Flood Warning | PHI | Berks, Bucks, Chester, Lehigh, Montgomery | 15 hr |
| Jun 13, 12:36 PM EDT | Special Weather Statement | PHI | Berks | 69 min |
| Jun 13, 1:25 PM EDT | Flash Flood Warning | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 4 hr |
| Jun 13, 1:48 PM EDT | Flash Flood Warning | PHI | Berks, Bucks, Chester, Lehigh, Montgomery | 4 hr |
| Jun 13, 1:48 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Lehigh | 57 min |
| Jun 13, 2:34 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Lehigh, Montgomery | 48 min |
| Jun 13, 2:42 PM EDT | Severe Thunderstorm Warning | PHI | Lehigh, Northampton | 63 min |
| Jun 13, 3:33 PM EDT | Areal Flood Advisory | PHI | Sussex | 4 hr |
| Jun 13, 3:37 PM EDT | Areal Flood Advisory | PHI | Kent, New Castle | 4 hr |
| Jun 13, 4:38 PM EDT | Flash Flood Warning | PHI | Kent | 4 hr |
| Jun 13, 7:56 PM EDT | Special Weather Statement | PHI | Sussex | 64 min |
Nearby
Flash Flood Watches in New Jersey, 2014Flash Flood Watches in Pennsylvania, 2014Flash Flood Watches in Delaware, 2014Every flash flood watch in 2014
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.