Alert archive / New Jersey / Areal Flood Warnings in 2011
Areal Flood Warning 92, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this areal flood warning at Sep 23, 2011, 7:30 PM EDT for Burlington County, Monmouth County, Ocean County, New Jersey. 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
- Sep 23, 2011, 7:30 PM EDT (23:30 UTC)
- Expired
- Sep 23, 2011, 9:41 PM EDT
- In force
- 2 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Flood severity
- None
Counties Burlington County, NJ, Monmouth County, NJ, Ocean County, NJ
The radar
The Philadelphia radar (KDIX), 8 km from the middle of the area, began a volume at 23:33 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 12:00Z, 11.5 hours before the alert went out and 161 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
- 454 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 434 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 53 m²/s²
- 0-3 km storm-relative helicity
- 90 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.0
The text
As transmitted, in the capitals the NWS used until 2016.
857
WGUS41 KPHI 232330
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
730 PM EDT FRI SEP 23 2011
NJC005-025-029-240530-
/O.NEW.KPHI.FA.W.0092.110923T2330Z-110924T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MONMOUTH NJ-OCEAN NJ-BURLINGTON NJ-
730 PM EDT FRI SEP 23 2011
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* FLOOD WARNING FOR URBAN AREAS AND SMALL STREAMS IN...
MONMOUTH COUNTY IN CENTRAL NEW JERSEY...
OCEAN COUNTY IN SOUTHERN NEW JERSEY...
BURLINGTON COUNTY IN SOUTHERN NEW JERSEY...
* UNTIL 130 AM EDT SATURDAY
* AT 729 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED
MODERATE TO HEAVY RAIN ACROSS PORTIONS OF THE WARNED AREA. WITH UP
TO ONE INCH OF RAIN ALREADY FALLING, COMBINED WITH ANOTHER ONE TO
TWO INCHES THIS EVENING, EXCESSIVE RUNOFF WILL CAUSE FLOODING OF
SMALL CREEKS AND STREAMS, HIGHWAYS, STREETS AND UNDERPASSES AS WELL
AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF 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 3980 7407 3980 7408 3955 7422 3951 7426
3951 7427 3959 7426 3960 7426 3950 7433
3962 7466 3978 7481 3978 7490 3999 7507
4017 7469 4013 7460 4045 7422 4042 7399
4043 7399 4047 7401 4047 7400 4032 7396
$$
KRUZDLO1 follow-up statement
457
WGUS81 KPHI 240141
FLSPHI
FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
941 PM EDT FRI SEP 23 2011
NJC005-025-029-240151-
/O.CAN.KPHI.FA.W.0092.000000T0000Z-110924T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MONMOUTH NJ-OCEAN NJ-BURLINGTON NJ-
941 PM EDT FRI SEP 23 2011
...THE FLOOD WARNING HAS BEEN CANCELLED FOR URBAN AREAS AND SMALL
STREAMS IN BURLINGTON...OCEAN AND MONMOUTH COUNTIES...
THE RAIN HAS MOVED OUT OF THE AREA. THE WARNING HAS BEEN CANCELLED.
LAT...LON 3980 7407 3980 7408 3955 7422 3951 7426
3951 7427 3959 7426 3960 7426 3950 7433
3962 7466 3978 7481 3978 7490 3999 7507
4017 7469 4013 7460 4045 7422 4042 7399
4043 7399 4047 7401 4047 7400 4032 7396
$$
KRUZDLOThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 23, 10:13 AM EDT | Areal Flood Advisory | PHI | Gloucester, Salem | 5 hr |
| Sep 23, 10:52 AM EDT | Areal Flood Advisory | PHI | Burlington, Camden, Hunterdon, Mercer, Middlesex, Monmouth and 5 more | 5 hr |
| Sep 23, 5:27 PM EDT | Areal Flood Warning | PHI | Atlantic, Camden, Cape May, Cumberland, Gloucester, Salem | 12 hr |
| Sep 23, 5:53 PM EDT | Areal Flood Warning | PHI | Warren | 12 hr |
| Sep 23, 6:31 PM EDT | Special Weather Statement | PHI | Salem | 29 min |
| Sep 23, 6:34 PM EDT | Areal Flood Warning | PHI | Hunterdon, Mercer | 4 hr |
| Sep 23, 6:38 PM EDT | Areal Flood Warning | PHI | Sussex | 6 hr |
| Sep 23, 7:48 PM EDT | Areal Flood Warning | PHI | Middlesex, Morris, Somerset | 5 hr |
Nearby
Areal Flood Warnings in New Jersey, 2011Every areal flood warning in 2011
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.