Alert archive / New Jersey / Coastal Flood Statements in 2011

Coastal Flood Statement 6, NWS Philadelphia/Mount Holly

February 1, 20116 counties in New Jersey; Sussex County, Delaware

NWS Philadelphia/Mount Holly issued this coastal flood statement at Feb 1, 2011, 3:56 AM EST for 6 counties in New Jersey; Sussex County, Delaware. It took effect at Feb 2, 2011, 5:00 AM EST. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Feb 1, 2011, 3:56 AM EST (08:56 UTC)
In effect from
Feb 2, 2011, 5:00 AM EST
Expired
Feb 2, 2011, 10:00 AM EST
In force
5 hr
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 09:02 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, 8.9 hours before the alert went out and 199 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-pSkew-T log-p diagram, Brookhaven, NY at 00:00Z on 2011-02-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 00:00Z on 2011-02-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2070 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
122 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.

599 
WHUS41 KPHI 010856
CFWPHI

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
356 AM EST TUE FEB 1 2011

DEZ003-004-NJZ012>014-020-022>027-012100-
/O.NEW.KPHI.CF.S.0006.110202T1000Z-110202T1500Z/
INLAND SUSSEX-DELAWARE BEACHES-MIDDLESEX-WESTERN MONMOUTH-
EASTERN MONMOUTH-OCEAN-ATLANTIC-CAPE MAY-
ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC-COASTAL OCEAN-
SOUTHEASTERN BURLINGTON-
356 AM EST TUE FEB 1 2011

...MINOR TIDAL FLOODING IS POSSIBLE WEDNESDAY MORNING...

WITH AN INCREASING ONSHORE FLOW LATER TONIGHT INTO EARLY WEDNESDAY,
TIDAL DEPARTURES WILL BE INCREASING. THIS WILL BRING A THREAT FOR
MINOR TIDAL FLOODING AROUND THE TIME OF HIGH TIDE WEDNESDAY
MORNING. HIGH TIDE WILL OCCUR BETWEEN 630 AM AND 830 AM ALONG THE
NEW JERSEY AND DELAWARE OCEANFRONTS. HIGH TIDE ON THE BACK BAYS
WILL BE SLIGHTLY LATER. AT THIS TIME IT APPEARS THAT THIS WILL BE
A MARGINAL EVENT AND THAT ONLY THE MOST SUSCEPTIBLE AREAS WILL BE
AFFECTED.

PLEASE DO NOT PARK VEHICLES IN AREAS PRONE TO MINOR TIDAL FLOODING.
IF YOU COMMUTE ON ROADS PRONE TO TIDAL FLOODING OR ENCOUNTER
FLOODED ROADS ON YOUR MORNING COMMUTE, PLEASE FIND AN ALTERNATE
ROUTE.

$$

RPW
2 follow-up statements
059 
WHUS41 KPHI 011951
CFWPHI

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
251 PM EST TUE FEB 1 2011

DEZ003-004-NJZ012>014-020-022>027-021000-
/O.CON.KPHI.CF.S.0006.110202T1000Z-110202T1500Z/
INLAND SUSSEX-DELAWARE BEACHES-MIDDLESEX-WESTERN MONMOUTH-
EASTERN MONMOUTH-OCEAN-ATLANTIC-CAPE MAY-
ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC-COASTAL OCEAN-
SOUTHEASTERN BURLINGTON-
251 PM EST TUE FEB 1 2011

...MINOR TIDAL FLOODING IS POSSIBLE WEDNESDAY MORNING...

AN INCREASING ONSHORE FLOW TONIGHT INTO WEDNESDAY WILL CREATE
SLIGHTLY HIGHER TIDAL DEPARTURES. DURING THE MORNING HIGH TIDE
TOMORROW...THERE MAY BE A FEW AREAS OF MINOR TIDAL FLOODING. THIS
HIGH TIDE WILL OCCUR BETWEEN 630 AND 830 AM WITH THE HIGH TIDE UP
TO TWO HOUR LATER OVER THE BACK BAYS. THE EVENT APPEARS MARGINAL...WITH
ONLY THE MOST SUSCEPTIBLE AREAS BEING AFFECTED.

PLEASE DO NOT PARK VEHICLES IN AREAS PRONE TO MINOR TIDAL
FLOODING. IF YOU COMMUTE ON ROADS PRONE TO TIDAL FLOODING OR
ENCOUNTER FLOODED ROADS ON YOUR MORNING COMMUTE...PLEASE FIND AN
ALTERNATE ROUTE.

$$
679 
WHUS41 KPHI 020907
CFWPHI

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
407 AM EST WED FEB 2 2011

DEZ003-004-NJZ012>014-020-022>027-021500-
/O.CON.KPHI.CF.S.0006.110202T1000Z-110202T1500Z/
INLAND SUSSEX-DELAWARE BEACHES-MIDDLESEX-WESTERN MONMOUTH-
EASTERN MONMOUTH-OCEAN-ATLANTIC-CAPE MAY-
ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC-COASTAL OCEAN-
SOUTHEASTERN BURLINGTON-
407 AM EST WED FEB 2 2011

ONSHORE WINDS ARE CAUSING TIDAL DEPARTURES TO INCREASE EARLY
THIS MORNING AND WATER LEVELS MAY APPROACH MINOR TIDAL FLOOD
HEIGHTS AROUND THE TIME OF HIGH TIDE. HIGH TIDE WILL OCCUR
BETWEEN 630 AND 830 AM WITH THE HIGH TIDE UP TO TWO HOURS LATER
ON THE BACK BAYS. THE EVENT APPEARS MARGINAL...WITH ONLY THE MOST
SUSCEPTIBLE AREAS BEING AFFECTED.

PLEASE DO NOT PARK VEHICLES IN AREAS PRONE TO MINOR TIDAL
FLOODING. IF YOU COMMUTE ON ROADS PRONE TO TIDAL FLOODING OR
ENCOUNTER FLOODED ROADS ON YOUR MORNING COMMUTE, PLEASE FIND AN
ALTERNATE ROUTE.

$$

RPW

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 1, 3:40 AM ESTSmall Craft AdvisoryPHI60 hr
Feb 1, 11:32 AM ESTWinter Weather AdvisoryPHIBurlington, Monmouth, Ocean3 hr
Feb 1, 2:49 PM ESTIce Storm WarningPHIHunterdon, Mercer, Middlesex, Morris, Somerset, Sussex and 1 more21 hr
Feb 1, 2:49 PM ESTFreezing Rain AdvisoryPHIAtlantic, Burlington, Camden, Cumberland, Gloucester, Monmouth and 2 more17 hr

Nearby

Coastal Flood Statements in New Jersey, 2011Coastal Flood Statements in Delaware, 2011Every 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.