Alert archive / New Jersey / Flash Flood Warnings in 2012
Flash Flood Warning 16, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flash flood warning at Jun 22, 2012, 8:19 PM EDT for Cumberland County, Gloucester County, Salem County, New Jersey. It was in force for 70 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 22, 2012, 8:19 PM EDT (00:19 UTC)
- Expired
- Jun 22, 2012, 9:29 PM EDT
- In force
- 70 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Flood severity
- None
Counties Cumberland County, NJ, Gloucester County, NJ, Salem County, NJ
The radar
The Philadelphia radar (KDIX), 83 km from the middle of the area, began a volume at 00:21 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 22, 8:46 PM EDT | FLASH FLOOD | Upper Deerfield Twp, NJ | NUMEROUS ROADWAYS ARE FLOODED. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 00:00Z, 0.3 hours before the alert went out and 189 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
- 1073 J/kg
- Mixed-layer CIN
- -98 J/kg
- Mixed-layer LCL
- 1341 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 18 m²/s²
- 0-3 km storm-relative helicity
- 12 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.3
The text
As transmitted, in the capitals the NWS used until 2016.
684 WGUS51 KPHI 230019 FFWPHI NJC011-015-033-230215- /O.NEW.KPHI.FF.W.0016.120623T0019Z-120623T0215Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 819 PM EDT FRI JUN 22 2012 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * FLASH FLOOD WARNING FOR... SOUTHWESTERN GLOUCESTER COUNTY... SALEM COUNTY... NORTHWESTERN CUMBERLAND COUNTY... * UNTIL 1015 PM EDT... * AT 817 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN FROM THUNDERSTORMS OVER NORTHWESTERN CUMBERLAND... SALEM AND SOUTHWESTERN GLOUCESTER COUNTIES. * LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ALLOWAY... CLAYTON...ELMER...GLASSBORO...MULLICA HILL...OLIVET...PITMAN... ROSENHAYN...SEABROOK FARMS...SHILOH...SWEDESBORO...WOODSTOWN... FRANKLINVILLE AND MALAGA. UP TO THREE INCHES OF QUICK FALLING RAIN IS POSSIBLE IN THE WARNED AREA. PRECAUTIONARY/PREPAREDNESS ACTIONS... DO NOT DRIVE ACROSS FLOODED ROADWAYS. PLEASE REPORT FLOODING...HAIL OR WIND DAMAGE TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...1-877-633-6772. && LAT...LON 3975 7545 3976 7504 3942 7504 3946 7544 $$ KRUZDLO
1 follow-up statement
713 WGUS71 KPHI 230129 FFSPHI FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 929 PM EDT FRI JUN 22 2012 NJC011-015-033-230138- /O.CAN.KPHI.FF.W.0016.000000T0000Z-120623T0215Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ GLOUCESTER NJ-SALEM NJ-CUMBERLAND NJ- 929 PM EDT FRI JUN 22 2012 ...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR NORTHWESTERN CUMBERLAND...SALEM AND SOUTHWESTERN GLOUCESTER COUNTIES... THE HEAVY RAINS HAVE MOVED TO THE EAST. THE FLASH FLOOD WARNING HAS BEEN CANCELLED. LAT...LON 3975 7545 3976 7504 3942 7504 3946 7544 $$ KRUZDLO
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 22, 8:00 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Monmouth, Ocean | 45 min |
| Jun 22, 8:15 PM EDT | Flash Flood Warning | PHI | Salem | 53 min |
| Jun 22, 8:27 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland, Salem | 45 min |
| Jun 22, 8:28 PM EDT | Special Marine Warning | PHI | 62 min | |
| Jun 22, 8:59 PM EDT | Special Weather Statement | PHI | Cape May | 61 min |
| Jun 22, 9:14 PM EDT | Special Weather Statement | PHI | Atlantic, Burlington, Camden, Cumberland, Gloucester, Ocean and 1 more | 61 min |
| Jun 22, 9:15 PM EDT | Areal Flood Advisory | PHI | Atlantic, Cape May, Cumberland, Gloucester | 2 hr |
| Jun 22, 9:34 PM EDT | Areal Flood Advisory | PHI | Atlantic, Burlington, Camden, Monmouth, Ocean | 116 min |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.