Alert archive / Pennsylvania / Flash Flood Warnings in 2006
Flash Flood Warning 32, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flash flood warning at Jun 27, 2006, 9:10 PM EDT for Lehigh County, Northampton County, Pennsylvania. It was in force for 2 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 27, 2006, 9:10 PM EDT (01:10 UTC)
- Expired
- Jun 27, 2006, 11:15 PM EDT
- In force
- 2 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Counties, with a storm outline in the text
Counties Lehigh County, PA, Northampton County, PA
The radar
The Philadelphia radar (KDIX), 124 km from the middle of the area, began a volume at 01:13 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, 1.2 hours before the alert went out and 219 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 280111 FFWPHI PAC077-095-280315- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 910 PM EDT TUE JUN 27 2006 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * FLASH FLOOD WARNING FOR... NORTH CENTRAL LEHIGH COUNTY IN EASTERN PENNSYLVANIA NORTHAMPTON COUNTY IN EASTERN PENNSYLVANIA * UNTIL 1115 PM EDT * AT 905 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED HEAVY RAINFALL CAPABLE OF GENERATING FLASH FLOODING OVER THE WARNED AREA. * LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WIND GAP... NAZARETH...BELFAST AND BATH ADDITIONAL RAINFALL AMOUNTS OF UP TO AN INCH ARE POSSIBLE IN THE WARNED AREA. EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW LYING AREAS ARE SUBJECT TO FLOODING. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. LAT...LON 4070 7552 4063 7525 4090 7523 4071 7579 $$ MPD
The 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, 9:21 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, 4:45 AM EDT | Flash Flood Warning | PHI | Bucks, Lehigh, Montgomery, Northampton, Philadelphia | 3 hr |
| Jun 28, 3:04 PM EDT | Coastal Flood Statement | PHI | Delaware, Philadelphia | 54 hr |
Nearby
Flash Flood Warnings in Pennsylvania, 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.