Alert archive / New Jersey / Coastal Flood Statements in 2007

Coastal Flood Statement 9, NWS Philadelphia/Mount Holly

July 23, 20074 counties in New Jersey

NWS Philadelphia/Mount Holly issued this coastal flood statement at Jul 23, 2007, 5:27 AM EDT for 4 counties in New Jersey. It took effect at Jul 23, 2007, 8:00 AM EDT. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Jul 23, 2007, 5:27 AM EDT (09:27 UTC)
In effect from
Jul 23, 2007, 8:00 AM EDT
Expired
Jul 23, 2007, 8:00 PM EDT
In force
12 hr
Issued by
NWS Philadelphia/Mount Holly

Counties Atlantic County, NJ, Cape May County, NJ, Monmouth County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 30 km from the middle of the area, began a volume at 09:30 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, 9.5 hours before the alert went out and 190 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 2007-07-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 34 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 00:00Z on 2007-07-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -30 square meters per square second.193958Sfc1 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
34 J/kg
Mixed-layer CIN
-33 J/kg
Mixed-layer LCL
1411 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
-30 m²/s²
0-3 km storm-relative helicity
-11 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.

000 
WHUS41 KPHI 230927
CFWPHI

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
527 AM EDT MON JUL 23 2007

NJZ014-024>026-231730-
/O.CAN.KPHI.CF.S.0008.000000T0000Z-070723T1200Z/
/O.NEW.KPHI.CF.S.0009.070723T1200Z-070724T0000Z/
EASTERN MONMOUTH-ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC-
COASTAL OCEAN-
527 AM EDT MON JUL 23 2007

...A HIGH RISK OF RIP CURRENTS THIS AFTERNOON AND TONIGHT...

LOW PRESSURE DEVELOPING OFF DELMARVA COAST WILL MOVE NORTHWEST AND
PRODUCE INCREASING NORTH TO NORTHEAST WINDS TODAY INTO TONIGHT.

RIP CURRENT RISK INCREASE THROUGH THE DAY AND IS EXPECTED TO REACH
HIGH LEVELS AS THE LOW APPROACHES THE REGION. WINDS AND SEAS ARE
ALSO EXPECTED TO INCREASE AS WELL. WAVES IN THE SURF ZONE WILL BE
4 TO 5 FT.

A HIGH RISK OF RIP CURRENTS MEANS THAT DANGEROUS AND POTENTIALLY
LIFE THREATENING CONDITIONS EXIST FOR ALL PEOPLE ENTERING THE SURF.

$$

NIERENBERG

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 23, 7:40 AM EDTSpecial Marine WarningPHI2 hr

Nearby

Coastal Flood Statements in New Jersey, 2007Every coastal flood statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.