Alert archive / New Jersey / High Surf Advisories in 2008

High Surf Advisory 2, NWS Philadelphia/Mount Holly

November 6, 20084 counties in New Jersey; Sussex County, Delaware

NWS Philadelphia/Mount Holly issued this high surf advisory at Nov 6, 2008, 5:48 AM EST for 4 counties in New Jersey; Sussex County, Delaware. It was in force for 20 hr.

The area

The counties it named.

The facts

Issued
Nov 6, 2008, 5:48 AM EST (10:48 UTC)
Expired
Nov 7, 2008, 1:51 AM EST
In force
20 hr
Issued by
NWS Philadelphia/Mount Holly

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

The radar

The Philadelphia radar (KDIX), 56 km from the middle of the area, began a volume at 10:51 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

Wallops Is Stn, VA (KWAL), launched 00:00Z, 10.8 hours before the alert went out and 184 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, Wallops Is Stn, VA at 00:00Z on 2008-11-06Temperature 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, Wallops Is Stn, VA at 00:00Z on 2008-11-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 164 square meters per square second.19395878Sfc1 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
491 m above ground
0-6 km bulk shear
1 kt
0-1 km storm-relative helicity
164 m²/s²
0-3 km storm-relative helicity
408 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 061048
CFWPHI

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
548 AM EST THU NOV 6 2008

...HIGH SURF EXPECTED ALONG THE COAST TODAY...

DEZ004-NJZ014-024>026-062200-
/O.NEW.KPHI.SU.Y.0002.081106T1048Z-081106T2200Z/
DELAWARE BEACHES-EASTERN MONMOUTH-ATLANTIC COASTAL CAPE MAY-
COASTAL ATLANTIC-COASTAL OCEAN-
548 AM EST THU NOV 6 2008

...HIGH SURF ADVISORY IN EFFECT UNTIL 5 PM EST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A HIGH
SURF ADVISORY...WHICH IS IN EFFECT UNTIL 5 PM EST THIS AFTERNOON.

STRONG NORTHEAST WINDS AND LONG PERIOD SWELLS FROM A NEARLY
STATIONARY LOW PRESSURE SYSTEM OFF THE DELMARVA COAST WILL
MAINTAIN OFFSHORE SEAS AT 10 TO 12 FT TODAY. THIS SHOULD BE
SUFFICIENT TO CAUSE BREAKING WAVES OF 6 TO 8 IN THE SURF ZONE
ALONG THE COASTS OF NEW JERSE AND DELAWARE TODAY.

IN ADDITION...THE HIGH SURF WILL CAUSE BEACH EROSION AND DANGEROUS
RIP CURRENTS ALONG THE AFFECTED SHORELINES.

A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN
THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH
EROSION.

$$


RNS
2 follow-up statements
000 
WHUS41 KPHI 062056
CFWPHI

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
356 PM EST THU NOV 6 2008

...HIGH SURF EXPECTED TO CONTINUE ALONG THE COAST TONIGHT...
...SOME MINOR FLOODING ALSO POSSIBLE IN THE BACK BAYS...

DEZ004-NJZ014-024>026-071000-
/O.NEW.KPHI.CF.Y.0015.081107T0300Z-081107T1200Z/
/O.EXT.KPHI.SU.Y.0002.000000T0000Z-081107T1200Z/
DELAWARE BEACHES-EASTERN MONMOUTH-ATLANTIC COASTAL CAPE MAY-
COASTAL ATLANTIC-COASTAL OCEAN-
356 PM EST THU NOV 6 2008

...HIGH SURF ADVISORY IN EFFECT UNTIL 7 AM EST FRIDAY...
...COASTAL FLOOD ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 7
AM EST FRIDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A COASTAL
FLOOD ADVISORY...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO
7 AM EST FRIDAY. THE HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 7
AM EST FRIDAY.

LOW PRESSURE LOCATED ABOUT 120 MILES SOUTHEAST OF CAPE HENLOPEN
DELAWARE WILL MOVE VERY LITTLE OVER THE NEXT 24 HOURS. AS A RESULT,
WAVES OF 6 TO 7 FEET WILL BREAK ON THE COASTS OF DELAWARE AND NEW
JERSEY. THE HIGH SURF AND NORTHEAST WINDS WILL CAUSE BEACH EROSION
AND CONTRIBUTE TO UNSAFE CONDITIONS FOR ANYONE THINKING ABOUT
GOING INTO THE WATER.

HIGH SURF CAN ALSO CAUSE PROPERTY DAMAGE IN SPOTS ALONG THE COAST
THAT HAVE LOST BEACH PROTECTION FROM EARLIER STORMS SINCE SEPTEMBER.

THE STRONG NORTH TO NORTHEAST WINDS HAVE CAUSED AN INCREASE IN THE
TIDE LEVELS ALONG THE COAST AND IS NOT ALLOWING THE BACK BAYS TO
DRAIN AT LOW TIDE. AS A RESULT, SOME TIDAL FLOODING MAY OCCUR AT
THE NEXT HIGH TIDE IN THE EARLY MORNING HOURS OF FRIDAY. 

EVEN THOUGH WE ARE BETWEEN THE HIGH TIDE PRODUCING NEW AND FULL
MOON CYCLE, THE RISING WATERS IN THE BACK BAY MAY PILE UP AROUND
THE TIME OF HIGH TIDE AND SPILL ON TO SOME ROADS. IT WOULD BE A
GOOD IDEA IF YOU LIVE IN THE FLOOD PRONE AREAS TO MOVE YOUR CAR
BEFORE GOING TO SLEEP TONIGHT.  

A COASTAL FLOOD ADVISORY INDICATES THAT ONSHORE WINDS AND TIDES
WILL COMBINE TO GENERATE SOME FLOODING OF LOW AREAS ALONG THE
SHORE. IN THIS CASE, MAINLY THE BACK BAYS. 

$$

EBERWINE
000 
WHUS41 KPHI 070651
CFWPHI

URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
151 AM EST FRI NOV 7 2008


DEZ004-NJZ014-024>026-070800-
/O.CAN.KPHI.CF.Y.0015.000000T0000Z-081107T1200Z/
/O.CAN.KPHI.SU.Y.0002.000000T0000Z-081107T1200Z/
DELAWARE BEACHES-EASTERN MONMOUTH-ATLANTIC COASTAL CAPE MAY-
COASTAL ATLANTIC-COASTAL OCEAN-
151 AM EST FRI NOV 7 2008

...COASTAL FLOOD ADVISORY IS CANCELLED...
...HIGH SURF ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE
COASTAL FLOOD ADVISORY. THE HIGH SURF ADVISORY HAS BEEN
CANCELLED. 

WINDS HAVE DECREASED OVERNIGHT TO AROUND 10 MPH. THESE LIGHTER
WINDS HAVE ALLOWED THE TIDAL DEPARTURES TO DECREASE. ALSO, SINCE
THE WINDS ARE NO LONGER PUSHING WATER INTO THE BACK BAYS, THEIR
TIDE HEIGHTS HAVE ALSO COME DOWN. THEREFORE, MINOR TIDAL FLOODING
IS NO LONGER EXPECTED.

THE HIGH SURF ADVISORY HAS ALSO BEEN CANCELLED AS WAVES WILL
CONTINUE TO DECREASE TODAY.

$$

RNS

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 6, 2:39 AM ESTSmall Craft AdvisoryPHI34 hr
Nov 6, 3:56 PM ESTCoastal Flood AdvisoryPHIAtlantic, Cape May, Monmouth, Ocean10 hr

Nearby

High Surf Advisories in New Jersey, 2008High Surf Advisories in Delaware, 2008Every high surf advisory in 2008

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.