Alert archive / New Jersey / Coastal Flood Statements in 2012

Coastal Flood Statement 5, NWS Philadelphia/Mount Holly

April 6, 20126 counties in New Jersey; Sussex County, Delaware

NWS Philadelphia/Mount Holly issued this coastal flood statement at Apr 6, 2012, 11:20 AM EDT for 6 counties in New Jersey; Sussex County, Delaware. It took effect at Apr 6, 2012, 7:00 PM EDT. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Apr 6, 2012, 11:20 AM EDT (15:20 UTC)
In effect from
Apr 6, 2012, 7:00 PM EDT
Expired
Apr 6, 2012, 11:00 PM EDT
In force
4 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 15:23 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, 3.3 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 12:00Z on 2012-04-06Temperature 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 12:00Z on 2012-04-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -84 square meters per square second.1939587897117Sfc1 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
1407 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
-84 m²/s²
0-3 km storm-relative helicity
-78 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.

257 
WHUS41 KPHI 061520
CFWPHI

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1120 AM EDT FRI APR 6 2012

DEZ003-004-NJZ012>014-020-022>027-070300-
/O.NEW.KPHI.CF.S.0005.120406T2300Z-120407T0300Z/
INLAND SUSSEX-DELAWARE BEACHES-MIDDLESEX-WESTERN MONMOUTH-
EASTERN MONMOUTH-OCEAN-ATLANTIC-CAPE MAY-
ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC-COASTAL OCEAN-
SOUTHEASTERN BURLINGTON-
1120 AM EDT FRI APR 6 2012

...SPOTTY MINOR TIDAL FLOODING POSSIBLE TONIGHT...

* LOCATION...THE ATLANTIC COASTLINES OF NEW JERSEY AND DELAWARE,
  AND ALONG THE ADJACENT BACK BAYS, RARITAN BAY AND LOWER DELAWARE BAY.

* COASTAL FLOODING...SPOTTY MINOR TIDAL FLOODING.

* TIMING...AROUND THE TIME OF HIGH TIDE TONIGHT. HIGH TIDE TONIGHT
  OCCURS BETWEEN 8 PM AND 9 PM ON THE ATLANTIC COASTLINES AND
  RARITAN BAY, LATER OVER THE ADJACENT BACK BAYS AND TIDAL
  STREAMS, AND BETWEEN 8 PM AND 10 PM ALONG THE LOWER DELAWARE BAY.

* IMPACTS...AREAS MOST PRONE TO MINOR TIDAL FLOODING WILL SEE
  MINOR FLOODING.

$$

HEAVENER

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 6, 2:40 AM EDTRed Flag WarningPHIAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more17 hr
Apr 6, 8:11 AM EDTFreeze WarningPHIAtlantic, Burlington, Cumberland, Hunterdon, Mercer, Morris and 3 more24 hr
Apr 6, 1:21 PM EDTSmall Craft AdvisoryPHI26 hr
Apr 6, 3:10 PM EDTFire Weather WatchPHIAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more13 hr
Apr 6, 3:46 PM EDTSmall Craft AdvisoryPHI24 hr
Apr 6, 7:56 PM EDTRed Flag WarningPHIAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more24 hr

Nearby

Coastal Flood Statements in New Jersey, 2012Coastal Flood Statements in Delaware, 2012Every coastal flood statement in 2012

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.