Alert archive / New Jersey / Flash Flood Warnings in 2012
Flash Flood Warning 35, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flash flood warning at Aug 25, 2012, 9:24 PM EDT for Cape May County, New Jersey. It was in force for 74 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 25, 2012, 9:24 PM EDT (01:24 UTC)
- Expired
- Aug 25, 2012, 10:38 PM EDT
- In force
- 74 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Flood severity
- None
County Cape May County, NJ
The radar
The Dover AFB radar (KDOX), 49 km from the middle of the area, began a volume at 01:27 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
Wallops Is Stn, VA (KWAL), launched 00:00Z, 1.4 hours before the alert went out and 123 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
- 697 J/kg
- Mixed-layer CIN
- -56 J/kg
- Mixed-layer LCL
- 724 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 130 m²/s²
- 0-3 km storm-relative helicity
- 225 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.1
The text
As transmitted, in the capitals the NWS used until 2016.
076
WGUS51 KPHI 260124
FFWPHI
NJC009-260415-
/O.NEW.KPHI.FF.W.0035.120826T0124Z-120826T0415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
924 PM EDT SAT AUG 25 2012
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHERN CAPE MAY COUNTY...
* UNTIL 1215 AM EDT...
* AT 920 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED
TO INDICATE VERY HEAVY RAIN FROM THUNDERSTORMS OVER SOUTHERN
CAPE MAY COUNTY. RAINFALL AMOUNTS OF ONE TO THREE INCHES WERE
INDICATED BY RADAR.
ADDITIONAL RAINFALL AMOUNTS OF AN INCH OR TWO ARE POSSIBLE IN THE
WARNED AREA.
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!
PLEASE REPORT FLOODING TO THE NATIONAL WEATHER SERVICE BY CALLING
TOLL FREE...1-877-633-6772.
&&
LAT...LON 3894 7498 3902 7496 3906 7493 3900 7479
3898 7480 3893 7487 3892 7491 3892 7497
$$
IOVINO1 follow-up statement
760
WGUS71 KPHI 260238
FFSPHI
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1038 PM EDT SAT AUG 25 2012
NJC009-260248-
/O.CAN.KPHI.FF.W.0035.000000T0000Z-120826T0415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CAPE MAY NJ-
1038 PM EDT SAT AUG 25 2012
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR SOUTHWESTERN CAPE
MAY COUNTY...
THE WATERS FROM THE EARLIER HEAVY RAINS ARE RECEDING AND FLOOD WATERS
NO LONGER POSE A THREAT TO LIFE OR PROPERTY. THEREFORE...THE FLASH
FLOOD WARNING HAS BEEN CANCELLED.
A FLOOD ADVISORY REMAINS IN EFFECT FOR SOUTHERN CAPE MAY COUNTY
UNTIL MIDNIGHT.
LAT...LON 3894 7498 3902 7496 3906 7493 3900 7479
3898 7480 3893 7487 3892 7491 3892 7497
$$
IOVINOThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 25, 8:11 PM EDT | Special Weather Statement | PHI | Cape May | 94 min |
| Aug 25, 9:02 PM EDT | Areal Flood Advisory | PHI | Cape May | 3 hr |
| Aug 25, 9:29 PM EDT | Special Marine Warning | PHI | 91 min | |
| Aug 25, 10:43 PM EDT | Special Marine Warning | PHI | 92 min | |
| Aug 25, 11:12 PM EDT | Flash Flood Warning | PHI | Cape May | 3 hr |
| Aug 25, 11:39 PM EDT | Special Marine Warning | PHI | 2 hr | |
| Aug 26, 12:54 AM EDT | Special Marine Warning | PHI | 2 hr | |
| Aug 26, 1:01 AM EDT | Special Marine Warning | PHI | 119 min | |
| Aug 26, 1:42 AM EDT | Flash Flood Warning | PHI | Cape May | 117 min |
| Aug 26, 6:08 AM EDT | Rip Current Statement | PHI | Atlantic, Cape May, Monmouth, Ocean | 16 hr |
Nearby
Flash Flood Warnings in New Jersey, 2012Every flash 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.