Alert archive / New Jersey / Flash Flood Warnings in 2007
Flash Flood Warning 5, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flash flood warning at Apr 27, 2007, 2:14 AM EDT for Hunterdon County, Somerset County, New Jersey. It was in force for 3 hr. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 27, 2007, 2:14 AM EDT (06:14 UTC)
- Expired
- Apr 27, 2007, 5:15 AM EDT
- In force
- 3 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Whole counties
Counties Hunterdon County, NJ, Somerset County, NJ
The radar
The Philadelphia radar (KDIX), 75 km from the middle of the area, began a volume at 06:13 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 27, 4:15 AM EDT | FLASH FLOOD | 4 N Manville, NJ | EVACUATIONS IN THE FINDERNE SECTION OF BRIDGEWATER TOWNSHIP. FIVE FEET OF WATER. FLOODING OF STREAMS ALSO IN NORTHEAST PART OF THE COUNTY. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 00:00Z, 6.2 hours before the alert went out and 164 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1074 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- 90 m²/s²
- 0-3 km storm-relative helicity
- 179 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS51 KPHI 270615
FFWPHI
NJC019-035-270915-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
214 AM EDT FRI APR 27 2007
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOMERSET COUNTY IN NORTHERN NEW JERSEY...
HUNTERDON COUNTY IN NORTHWEST NEW JERSEY...
* UNTIL 515 AM EDT
* AT 208 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THAT AROUND ONE INCH OF RAIN HAS FALLEN OVER THE COUNTIES.
BUT THUNDERSTORMS REPEATING OVER THE SAME AREAS IN ALL LIKELIHOOD
WILL DROP AN ADDITIONAL ONE TO TWO INCHES OF RAIN OVER THE
NEXT TWO HOURS.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WHITE HOUSE
STATION...LEBANON...FAR HILLS...CLINTON AND ANNANDALE
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.
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. MOVE TO HIGHER GROUND.
LAT...LON 4056 7453 4050 7449 4050 7447 4047 7449
4041 7474 4042 7480 4039 7482 4036 7495
4060 7510 4060 7510 4071 7454 4070 7451
4064 7453 4066 7448 4061 7444
$$
TFGThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 27, 4:53 AM EDT | Flash Flood Warning | PHI | Hunterdon, Somerset | 3 hr |
| Apr 27, 8:08 AM EDT | Flash Flood Warning | PHI | Hunterdon, Somerset | 97 min |
Nearby
Flash Flood Warnings in New Jersey, 2007Every flash flood warning in 2007
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.