Alert archive / New Jersey / Coastal Flood Statements in 2011

Coastal Flood Statement 51, NWS Philadelphia/Mount Holly

November 23, 2011Sussex County, Delaware; 6 counties in New Jersey

NWS Philadelphia/Mount Holly issued this coastal flood statement at Nov 23, 2011, 2:29 PM EST for Sussex County, Delaware; 6 counties in New Jersey. It took effect at Nov 24, 2011, 5:00 AM EST. It was in force for .

The area

The counties it named.

The facts

Issued: Nov 23, 2011, 2:29 PM EST (19:29 UTC)
In effect from: Nov 24, 2011, 5:00 AM EST
Expired: Nov 24, 2011, 1:48 AM EST
In force
Issued by: NWS Philadelphia/Mount Holly

Counties Sussex County, DE, Atlantic County, NJ, Burlington County, NJ, Cape May County, NJ, Middlesex County, NJ, Monmouth County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 35 km from the middle of the area, began a volume at 19:29 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

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 7.5 hours before the alert went out and 129 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 39 J/kg
Mixed-layer CIN: -37 J/kg
Mixed-layer LCL: 510 m above ground
0-6 km bulk shear: 76 kt
0-1 km storm-relative helicity: 94 m²/s²
0-3 km storm-relative helicity: 64 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

960 
WHUS41 KPHI 231929
CFWPHI

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
229 PM EST WED NOV 23 2011
 
DEZ003-004-NJZ012>014-020-022>027-241400-
/O.NEW.KPHI.CF.S.0051.111124T1000Z-111124T1400Z/
INLAND SUSSEX-DELAWARE BEACHES-MIDDLESEX-WESTERN MONMOUTH-
EASTERN MONMOUTH-OCEAN-ATLANTIC-CAPE MAY-
ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC-COASTAL OCEAN-
SOUTHEASTERN BURLINGTON-
229 PM EST WED NOV 23 2011

* LOCATION...COASTAL SECTIONS OF NEW JERSEY AND DELAWARE INCLUDING
  RARITAN BAY, LOWER DELAWARE BAY AND THE BACK BAYS. 

* COASTAL FLOODING...POCKETS OF MINOR TIDAL FLOODING ARE POSSIBLE
  WITH THE THURSDAY EARLY MORNING HIGH TIDE CYCLE.

* TIMING...HIGH TIDE IN RARITAN BAY AND ALONG THE OCEAN FRONT WILL
  OCCUR FROM AROUND 6 AM TO AROUND 7 AM. HIGH TIDES IN THE BACK
  BAYS AND IN LOWER DELAWARE BAY OCCUR LATER THAN THE HIGH TIDE
  ON THE OCEANFRONT.
 
* IMPACTS...THE MOST VULNERABLE ROADWAYS TO TIDAL FLOODING MIGHT
  BE AFFECTED. DO NOT PARK VEHICLES IN AREAS THAT ARE MOST PRONE TO
  TIDAL FLOODING.

$$

1 follow-up statement

126 
WHUS41 KPHI 240648
CFWPHI

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
148 AM EST THU NOV 24 2011

DEZ003-004-NJZ012>014-020-022>027-241400-
/O.CAN.KPHI.CF.S.0051.111124T1000Z-111124T1400Z/
/O.NEW.KPHI.CF.Y.0070.111124T1000Z-111124T1400Z/
INLAND SUSSEX-DELAWARE BEACHES-MIDDLESEX-WESTERN MONMOUTH-
EASTERN MONMOUTH-OCEAN-ATLANTIC-CAPE MAY-
ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC-COASTAL OCEAN-
SOUTHEASTERN BURLINGTON-
148 AM EST THU NOV 24 2011

...COASTAL FLOOD ADVISORY IN EFFECT FROM 5 AM TO 9 AM EST THIS
MORNING...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A COASTAL
FLOOD ADVISORY...WHICH IS IN EFFECT FROM 5 AM TO 9 AM EST THIS
MORNING. 

* LOCATION...COASTAL SECTIONS OF NEW JERSEY AND DELAWARE 
  INCLUDING RARITAN BAY... LOWER DELAWARE BAY AND THE BACK BAYS. 

* COASTAL FLOODING...MINOR TIDAL FLOODING IS EXPECTED AROUND THE
  TIME OF HIGH TIDE THIS MORNING.

* TIMING...HIGH TIDE IN RARITAN BAY AND ALONG THE OCEAN FRONT WILL
  OCCUR FROM 600 AM TO 730 AM. HIGH TIDES IN THE BACK BAYS AND IN
  LOWER DELAWARE BAY OCCUR LATER THAN THE HIGH TIDE ON THE
  OCEANFRONT.

* IMPACTS...LOCALIZED ROADWAY FLOODING IS EXPECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A COASTAL FLOOD ADVISORY INDICATES THAT MINOR TIDAL FLOODING IS
ANTICIPATED. MINOR TIDAL FLOODING OFTEN RESULTS IN SOME ROADS
CLOSURES. USUALLY...THE MOST VULNERABLE ROADWAYS WILL FLOOD.

DO NOT LEAVE YOUR VEHICLE AT A LOCATION THAT IS PRONE TO TIDAL
FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOOD WATERS. THE
WATER MAY BE DEEPER THAN YOU THINK IT IS. YOU WILL BE PUTTING
YOURSELF IN DANGER AND YOUR VEHICLE MAY BE DAMAGED...LEADING TO
COSTLY REPAIR.

FOR A LIST OF THE IMPACT OF DIFFERENT TIDE HEIGHTS IN YOUR
COUNTY PLEASE GO TO WWW.WEATHER.GOV/PHI/TIDES.HTM (ALL IN LOWER
CASE).

&&

$$

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Nov 22, 8:03 PM EST	River Flood Warning	PHI	New Castle	6 hr
Nov 22, 9:32 PM EST	Coastal Flood Advisory	PHI	Kent, New Castle, Sussex	15 hr
Nov 23, 3:08 AM EST	Special Weather Statement	PHI	New Castle	3 hr
Nov 23, 3:44 AM EST	Areal Flood Warning	PHI	New Castle	8 hr
Nov 23, 5:13 AM EST	Areal Flood Advisory	PHI	Kent, New Castle, Sussex	3 hr
Nov 23, 5:42 AM EST	River Flood Warning	PHI	New Castle	6 hr
Nov 23, 7:49 AM EST	River Flood Warning	PHI	New Castle	119 min
Nov 23, 9:32 AM EST	River Flood Warning	PHI	New Castle	115 min
Nov 22, 7:42 PM EST	Areal Flood Advisory	PHI	Hunterdon, Somerset, Warren	4 hr
Nov 22, 9:29 PM EST	Gale Warning	PHI		30 hr
Nov 23, 1:17 AM EST	Areal Flood Advisory	PHI	Hunterdon, Morris, Somerset, Sussex, Warren	6 hr
Nov 23, 1:30 AM EST	Areal Flood Warning	PHI	Hunterdon, Somerset, Warren	6 hr
Nov 23, 6:12 AM EST	River Flood Warning	PHI	Hunterdon, Somerset	5 hr
Nov 23, 11:55 AM EST	Areal Flood Warning	PHI	Morris, Somerset	13 hr
Nov 23, 12:12 PM EST	River Flood Warning	PHI	Somerset	20 hr
Nov 23, 1:15 PM EST	River Flood Warning	PHI	Middlesex, Somerset	7 hr
Nov 23, 3:27 PM EST	River Flood Warning	PHI	Passaic	6 hr

Nearby

Coastal Flood Statements in New Jersey, 2011 Coastal Flood Statements in Delaware, 2011 Every coastal flood statement 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.