Alert archive / New Jersey / Flash Flood Warnings in 2013
Flash Flood Warning 64, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flash flood warning at Sep 2, 2013, 9:52 AM EDT for Philadelphia County, Pennsylvania; Burlington County, Camden County, Gloucester 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
- Sep 2, 2013, 9:52 AM EDT (13:52 UTC)
- Expired
- Sep 2, 2013, 1:45 PM EDT
- In force
- 4 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Flood severity
- None
Counties Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 59 km from the middle of the area, began a volume at 13:52 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, 1.9 hours before the alert went out and 215 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
- 791 J/kg
- Mixed-layer CIN
- -32 J/kg
- Mixed-layer LCL
- 538 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 79 m²/s²
- 0-3 km storm-relative helicity
- 75 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
463
WGUS51 KPHI 021352
FFWPHI
NJC005-007-015-PAC101-021745-
/O.NEW.KPHI.FF.W.0064.130902T1352Z-130902T1745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
952 AM EDT MON SEP 2 2013
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHWESTERN CAMDEN COUNTY...
PHILADELPHIA COUNTY...
NORTH CENTRAL GLOUCESTER COUNTY...
WEST CENTRAL BURLINGTON COUNTY...
* UNTIL 145 PM EDT...
* AT 948 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
VERY HEAVY RAIN FROM A THUNDERSTORM OVER NORTH CENTRAL
GLOUCESTER...NORTHWESTERN CAMDEN...PHILADELPHIA AND WEST CENTRAL
BURLINGTON COUNTIES.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
PHILADELPHIA...CAMDEN AND GLOUCESTER CITY.
ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN
THE WARNED AREA. IN ADDITION THE APPROACHING HIGH TIDE WILL
SLOW THE RUNOFF OF STREAMS AND RIVERS DRAINING INTO THE DELAWARE
RIVER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. NEVER ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR IN AN
AUTOMOBILE. TURN AROUND DON'T DROWN!
&&
LAT...LON 3984 7504 3982 7512 3985 7521 3986 7523
3987 7521 3988 7523 3988 7526 3994 7524
3996 7525 4013 7498 4009 7495 4006 7498
4005 7497 4006 7494 3998 7492
$$
TFG2 follow-up statements
111
WGUS71 KPHI 021558
FFSPHI
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1158 AM EDT MON SEP 2 2013
NJC005-007-015-PAC101-021745-
/O.CON.KPHI.FF.W.0064.000000T0000Z-130902T1745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CAMDEN NJ-PHILADELPHIA PA-GLOUCESTER NJ-BURLINGTON NJ-
1158 AM EDT MON SEP 2 2013
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 145 PM EDT FOR WEST
CENTRAL BURLINGTON...NORTH CENTRAL GLOUCESTER...PHILADELPHIA AND
NORTHWESTERN CAMDEN COUNTIES...
AT 1155 AM EDT...DOPPLER RADAR INDICATES ANOTHER ROUND OF HEAVY
SHOWERS AND THUNDERSTORMS MOVING INTO THE WARNED AREA. THERE
REMAINS THE POTENTIAL FOR 1 TO 2 INCHES OF ADDITIONAL RAINFALL WITH
THIS ACTIVITY. IN ADDITION, THE PENNYPACK CREEK NEAR NORTHEAST
PHILADELPHIA IS RISING RAPIDLY.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
PHILADELPHIA...CAMDEN AND GLOUCESTER CITY.
AS OF 1150 AM, THERE HAS BEEN SOME REPORTS OF ROADWAY FLOODING NEAR
CAMDEN, PHILADELPHIA, AND GLOUCESTER CITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. FIND AN ALTERNATE ROUTE.
&&
LAT...LON 3984 7504 3982 7512 3985 7521 3986 7523
3987 7521 3988 7523 3988 7526 3994 7524
3996 7525 4013 7498 4009 7495 4006 7498
4005 7497 4006 7494 3998 7492
$$
FORECASTER: GORSE920
WGUS71 KPHI 021736
FFSPHI
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
136 PM EDT MON SEP 2 2013
NJC005-007-015-PAC101-021746-
/O.EXP.KPHI.FF.W.0064.000000T0000Z-130902T1745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CAMDEN NJ-PHILADELPHIA PA-GLOUCESTER NJ-BURLINGTON NJ-
136 PM EDT MON SEP 2 2013
...THE FLASH FLOOD WARNING WILL EXPIRE AT 145 PM EDT FOR WEST CENTRAL
BURLINGTON...NORTH CENTRAL GLOUCESTER...PHILADELPHIA AND NORTHWESTERN
CAMDEN COUNTIES...
THE WATERS FROM THE EARLIER HEAVY RAINS ARE RECEDING AND NO LONGER
POSE A THREAT TO LIFE OR PROPERTY. THEREFORE...THE FLASH FLOOD
WARNING WILL BE ALLOWED TO EXPIRE.
LAT...LON 3984 7504 3982 7512 3985 7521 3986 7523
3987 7521 3988 7523 3988 7526 3994 7524
3996 7525 4013 7498 4009 7495 4006 7498
4005 7497 4006 7494 3998 7492
$$
FORECASTER: GORSEThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 2, 4:56 AM EDT | Special Weather Statement | PHI | Carbon | 49 min |
| Sep 2, 5:34 AM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 56 min |
| Sep 2, 7:09 AM EDT | Areal Flood Advisory | PHI | Northampton | 4 hr |
| Sep 2, 9:37 AM EDT | Areal Flood Advisory | PHI | Philadelphia | 113 min |
| Sep 2, 10:29 AM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery, Philadelphia | 76 min |
| Sep 2, 10:50 AM EDT | Areal Flood Advisory | PHI | Delaware | 3 hr |
| Sep 2, 11:27 AM EDT | Areal Flood Advisory | PHI | Delaware, Montgomery, Philadelphia | 3 hr |
| Sep 2, 12:37 PM EDT | Flash Flood Warning | PHI | Delaware | 3 hr |
| Sep 2, 12:44 PM EDT | Flash Flood Warning | PHI | Bucks | 4 hr |
| Sep 2, 3:06 PM EDT | Areal Flood Advisory | PHI | Carbon, Monroe | 114 min |
| Sep 2, 3:14 PM EDT | Special Weather Statement | PHI | Northampton | 61 min |
| Sep 2, 4:02 PM EDT | Special Weather Statement | PHI | Lehigh, Northampton | 43 min |
| Sep 2, 4:44 PM EDT | Special Weather Statement | PHI | Lehigh | 46 min |
| Sep 2, 4:52 PM EDT | Special Weather Statement | PHI | Bucks | 38 min |
| Sep 2, 5:05 PM EDT | Areal Flood Advisory | PHI | Lehigh | 115 min |
| Sep 2, 5:39 PM EDT | Flash Flood Warning | PHI | Lehigh | 2 hr |
| Sep 2, 5:46 PM EDT | Special Weather Statement | PHI | Lehigh | 44 min |
| Sep 2, 6:57 PM EDT | Special Weather Statement | PHI | Montgomery | 48 min |
| Sep 2, 7:59 PM EDT | Special Weather Statement | PHI | Chester | 46 min |
| Sep 1, 8:02 PM EDT | Special Weather Statement | PHI | Warren | 58 min |
| Sep 2, 7:16 AM EDT | Special Weather Statement | PHI | Hunterdon, Morris, Sussex | 89 min |
| Sep 2, 7:35 AM EDT | Areal Flood Advisory | PHI | Hunterdon | 6 hr |
| Sep 2, 7:58 AM EDT | Special Weather Statement | PHI | Hunterdon, Somerset | 62 min |
| Sep 2, 8:17 AM EDT | Areal Flood Advisory | PHI | Morris, Somerset | 3 hr |
| Sep 2, 8:58 AM EDT | Areal Flood Advisory | PHI | Atlantic, Cape May, Cumberland | 3 hr |
| Sep 2, 10:03 AM EDT | Areal Flood Advisory | PHI | Camden, Cumberland, Gloucester, Salem | 4 hr |
| Sep 2, 10:16 AM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden | 74 min |
| Sep 2, 10:35 AM EDT | Flash Flood Warning | PHI | Burlington, Camden | 5 hr |
| Sep 2, 11:31 AM EDT | Areal Flood Advisory | PHI | Burlington, Ocean | 3 hr |
| Sep 2, 12:28 PM EDT | Flash Flood Warning | PHI | Gloucester, Salem | 3 hr |
| Sep 2, 12:47 PM EDT | Special Weather Statement | PHI | Hunterdon | 58 min |
| Sep 2, 2:03 PM EDT | Areal Flood Advisory | PHI | Middlesex, Somerset | 3 hr |
| Sep 2, 2:42 PM EDT | Special Weather Statement | PHI | Atlantic | 48 min |
| Sep 2, 3:35 PM EDT | Areal Flood Warning | PHI | Camden | 9 hr |
| Sep 2, 3:44 PM EDT | Areal Flood Warning | PHI | Gloucester | 14 hr |
Nearby
Flash Flood Warnings in New Jersey, 2013Flash Flood Warnings in Pennsylvania, 2013Every flash flood warning 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.