Alert archive / Pennsylvania / Flash Flood Warnings in 2009
Flash Flood Warning 21, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flash flood warning at Jul 31, 2009, 2:13 PM EDT for Carbon County, Monroe County, Pennsylvania; Sussex County, New Jersey. It was in force for 4 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
- Jul 31, 2009, 2:13 PM EDT (18:13 UTC)
- Expired
- Jul 31, 2009, 5:52 PM EDT
- In force
- 4 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Flood severity
- None
Counties Sussex County, NJ, Carbon County, PA, Monroe County, PA
The radar
The Binghamton radar (KBGM), 138 km from the middle of the area, began a volume at 18:15 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, 6.2 hours before the alert went out and 198 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
- 48 J/kg
- Mixed-layer CIN
- -90 J/kg
- Mixed-layer LCL
- 1022 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 133 m²/s²
- 0-3 km storm-relative helicity
- 184 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.8
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS51 KPHI 311813
FFWPHI
NJC037-PAC025-089-312215-
/O.NEW.KPHI.FF.W.0021.090731T1813Z-090731T2215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
213 PM EDT FRI JUL 31 2009
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* FLASH FLOOD WARNING FOR...
CARBON COUNTY IN NORTHEAST PENNSYLVANIA...
THIS INCLUDES THE CITY OF LEHIGHTON...
MONROE COUNTY IN NORTHEAST PENNSYLVANIA...
THIS INCLUDES THE CITY OF MOUNT POCONO...
NORTHERN SUSSEX COUNTY IN NORTHWEST NEW JERSEY...
* UNTIL 615 PM EDT
* AT 205 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
AN AREA OF EXCESSIVE RAINFALL APPROACHING THE WARNED AREA.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
STORMVILLE...TOBYHANNA...SKYTOP...SCOTRUN...REEDERS...POCONO
RACEWAY...PARADISE VALLEY...MECKESVILLE...LONG POND...LAKE
HARMONY...JONAS...HERNYVILLE...ECHO LAKE...CHRISTMANS...
CANADENSIS...BLAKESLEE...ANALOMINK...ALPINE MOUNTAIN...
ALBRIGHTSVILLE...HIGH POINT...HAINESVILLE...FLATBROOKVILLE...POCONO
PINES...MOUNTAINHOME...EAST STROUDSBURG...DELAWARE WATER GAP AND
CRANDON LAKES
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN
DEPTH BY FOOT OR BY AUTOMOBILE.
&&
LAT...LON 4126 7451 4108 7497 4086 7531 4082 7544
4074 7579 4090 7599 4098 7584 4100 7575
4103 7576 4125 7532 4126 7514 4116 7516
4115 7509 4109 7501 4115 7491 4127 7484
4134 7475 4135 7468
$$
KRUZDLO2 follow-up statements
000
WGUS71 KPHI 312025
FFSPHI
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
425 PM EDT FRI JUL 31 2009
NJC037-PAC025-089-312215-
/O.CON.KPHI.FF.W.0021.000000T0000Z-090731T2215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SUSSEX NJ-CARBON PA-MONROE PA-
425 PM EDT FRI JUL 31 2009
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 615 PM EDT FOR
MONROE...CARBON AND NORTHWESTERN SUSSEX COUNTIES...
AT 425 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED MORE
HEAVY RAIN MOVING INTO THE WARNED AREA.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HERNYVILLE...
TOBYHANNA...SKYTOP...PARADISE VALLEY...CANADENSIS...ALPINE
MOUNTAIN...HIGH POINT...HAINESVILLE...FLATBROOKVILLE...POCONO
PINES...MOUNTAINHOME AND MOUNT POCONO
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT FRIDAY
EVENING FOR DELAWARE AND NORTHEASTERN MARYLAND AND NEW JERSEY AND
EASTERN PENNSYLVANIA.
&&
LAT...LON 4126 7451 4108 7497 4086 7531 4082 7544
4074 7579 4090 7599 4098 7584 4100 7575
4103 7576 4125 7532 4126 7514 4116 7516
4115 7509 4109 7501 4115 7491 4127 7484
4134 7475 4135 7468
$$
KRUZDLO000
WGUS71 KPHI 312152
FFSPHI
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
552 PM EDT FRI JUL 31 2009
NJC037-PAC025-089-312203-
/O.CAN.KPHI.FF.W.0021.000000T0000Z-090731T2215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SUSSEX NJ-CARBON PA-MONROE PA-
552 PM EDT FRI JUL 31 2009
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR MONROE...CARBON AND
NORTHWESTERN SUSSEX COUNTIES...
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT FRIDAY
EVENING FOR DELAWARE AND NORTHEASTERN MARYLAND AND NEW JERSEY AND
EASTERN PENNSYLVANIA.
LAT...LON 4126 7451 4108 7497 4086 7531 4082 7544
4074 7579 4090 7599 4098 7584 4100 7575
4103 7576 4125 7532 4126 7514 4116 7516
4115 7509 4109 7501 4115 7491 4127 7484
4134 7475 4135 7468
$$
KRUZDLOThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 31, 3:04 PM EDT | Flash Flood Warning | PHI | Bucks, Chester, Montgomery | 3 hr |
| Jul 31, 3:36 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware | 54 min |
| Jul 31, 3:40 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 65 min |
| Jul 31, 4:03 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware | 57 min |
| Jul 31, 4:08 PM EDT | Flash Flood Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 3 hr |
| Jul 31, 4:31 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Delaware, Montgomery, Philadelphia | 59 min |
| Jul 31, 2:36 PM EDT | Flash Flood Warning | PHI | Hunterdon, Morris, Sussex, Warren | 4 hr |
| Jul 31, 4:23 PM EDT | Special Marine Warning | PHI | 67 min | |
| Jul 31, 4:39 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 2 more | 96 min |
| Jul 31, 4:56 PM EDT | Flash Flood Warning | PHI | Hunterdon, Mercer, Middlesex, Monmouth, Morris, Somerset | 114 min |
| Jul 31, 5:07 PM EDT | Flash Flood Warning | PHI | Atlantic, Burlington, Camden, Cumberland, Gloucester, Salem | 3 hr |
| Jul 31, 5:10 PM EDT | Tornado Warning | PHI | Burlington, Ocean | 21 min |
| Jul 31, 5:14 PM EDT | Special Marine Warning | PHI | 2 hr | |
| Jul 31, 5:15 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Ocean | 60 min |
| Jul 31, 5:16 PM EDT | Special Marine Warning | PHI | 119 min | |
| Jul 31, 5:31 PM EDT | Flash Flood Warning | PHI | Burlington, Monmouth, Ocean | 4 hr |
| Jul 31, 5:48 PM EDT | Areal Flood Advisory | PHI | Atlantic, Burlington, Cape May, Cumberland, Ocean | 3 hr |
Nearby
Flash Flood Warnings in Pennsylvania, 2009Flash Flood Warnings in New Jersey, 2009Every flash flood warning in 2009
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.