Alert archive / Pennsylvania / Flash Flood Warnings in 2006
Flash Flood Warning 39, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flash flood warning at Jun 28, 2006, 4:45 AM EDT for 5 counties in Pennsylvania; Hunterdon County, Warren County, New Jersey. It was in force for 3 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
- Jun 28, 2006, 4:45 AM EDT (08:45 UTC)
- Expired
- Jun 28, 2006, 7:45 AM EDT
- In force
- 3 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Counties, with a storm outline in the text
Counties Hunterdon County, NJ, Warren County, NJ, Bucks County, PA, Lehigh County, PA, Montgomery County, PA, Northampton County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 89 km from the middle of the area, began a volume at 08:47 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 00:00Z, 8.8 hours before the alert went out and 195 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
- 2 J/kg
- Mixed-layer CIN
- -29 J/kg
- Mixed-layer LCL
- 901 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 94 m²/s²
- 0-3 km storm-relative helicity
- 119 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS51 KPHI 280846
FFWPHI
NJC019-041-PAC017-077-091-095-101-281145-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
445 AM EDT WED JUN 28 2006
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* FLASH FLOOD WARNING FOR...
LEHIGH COUNTY IN EASTERN PENNSYLVANIA
NORTHAMPTON COUNTY IN EASTERN PENNSYLVANIA
HUNTERDON COUNTY IN NORTHWEST NEW JERSEY
WARREN COUNTY IN NORTHWEST NEW JERSEY
BUCKS COUNTY IN SOUTHEAST PENNSYLVANIA
MONTGOMERY COUNTY IN SOUTHEAST PENNSYLVANIA
PHILADELPHIA COUNTY IN SOUTHEAST PENNSYLVANIA
* UNTIL 745 AM EDT
* AT 440 AM EDT...DOPPLER RADAR CONTINUED TO INDICATE HEAVY RAIN
OVER THE AREA. WITH THE ALREADY VERY WET CONDITIONS, FLASH
FLOODING WILL CONTINUE TO OCCUR...ESPECIALLY WHERE THE HEAVIEST
RAIN HAPPENS TO FALL.
LAT...LON 4080 7485 4078 7489 4066 7478 4042 7479
4037 7487 4035 7485 4034 7493 4022 7480
4017 7480 3997 7521 4028 7559 4039 7558
4043 7553 4052 7556 4069 7584 4079 7559
4086 7531 4104 7498
$$
JJMThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 27, 8:43 PM EDT | Flash Flood Warning | PHI | Carbon | 3 hr |
| Jun 27, 9:10 PM EDT | Flash Flood Warning | PHI | Lehigh, Northampton | 2 hr |
| Jun 27, 9:21 PM EDT | Flash Flood Warning | PHI | Monroe | 114 min |
| Jun 27, 10:08 PM EDT | Flash Flood Warning | PHI | Berks | 6 hr |
| Jun 28, 12:03 AM EDT | Flash Flood Warning | PHI | Carbon | 4 hr |
| Jun 28, 2:13 AM EDT | Flash Flood Warning | PHI | Chester, Delaware | 2 hr |
| Jun 28, 2:31 AM EDT | Flash Flood Warning | PHI | Berks, Bucks, Lehigh, Montgomery, Northampton, Philadelphia | 119 min |
| Jun 28, 3:55 AM EDT | Flash Flood Warning | PHI | Carbon, Monroe | 4 hr |
| Jun 28, 3:04 PM EDT | Coastal Flood Statement | PHI | Delaware, Philadelphia | 54 hr |
Nearby
Flash Flood Warnings in Pennsylvania, 2006Flash Flood Warnings in New Jersey, 2006Every flash flood warning in 2006
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.