Alert archive / New Jersey / Special Marine Warnings in 2007

Special Marine Warning 21, NWS Philadelphia/Mount Holly

June 28, 2007

NWS Philadelphia/Mount Holly issued this special marine warning at Jun 28, 2007, 8:32 PM EDT. It was in force for 118 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 28, 2007, 8:32 PM EDT (00:32 UTC)
Expired
Jun 28, 2007, 10:30 PM EDT
In force
118 min
Issued by
NWS Philadelphia/Mount Holly
Area
Counties, with a storm outline in the text

The nearest sounding before it

Brookhaven, NY (KOKX), launched 00:00Z, 0.5 hours before the alert went out and 135 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 2007-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 357 joules per kilogram.LCLLFCEL10008507005003002001001 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 2007-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 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
357 J/kg
Mixed-layer CIN
-96 J/kg
Mixed-layer LCL
1330 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
3 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

000 
WHUS51 KPHI 290032
SMWPHI
ANZ450-451-470-290230-
/O.NEW.KPHI.MA.W.0021.070629T0032Z-070629T0230Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
832 PM EDT THU JUN 28 2007

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SPECIAL MARINE WARNING FOR...
  WATERS FROM SANDY HOOK NJ TO FENWICK ISLAND DE FROM 20 TO 40 NM
  OVER ATLANTIC COASTAL WATERS...
  COASTAL WATERS FROM MANASQUAN INLET TO LITTLE EGG INLET NJ OUT 20
  NM OVER ATLANTIC COASTAL WATERS...
  COASTAL WATERS FROM SANDY HOOK TO MANASQUAN INLET NJ OUT 20 NM OVER
  ATLANTIC COASTAL WATERS...
  INCLUDING AXEL CARLSON REEF...BARNEGAT LIGHT REEF...BELMAR...
  LAVALLETTE...MANASQUAN INLET...OCEAN GATE...PINE BEACH...POINT
  PLEASANT BEACH...SEA GIRT REEF...SEASIDE PARK...SHARK RIVER REEF
  AND SILVERTON...

* UNTIL 1030 PM EDT

* AT 831 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  A THUNDERSTORM...PRODUCING STRONG WINDS OF AROUND 35 KNOTS 14
  MILES NORTHWEST OF SILVERTON...MOVING EAST AT 35 MPH.

* THIS STRONG THUNDERSTORM WILL BE NEAR
  8 MILES NORTH OF SILVERTON BY 850 PM EDT
  OVER MANASQUAN INLET...POINT PLEASANT BEACH AND 5 MILES SOUTH OF
  BELMAR BY 855 PM EDT
  2 MILES NORTH OF AXEL CARLSON REEF AND 3 MILES SOUTH OF SEA GIRT
  REEF BY 900 PM EDT
  4 MILES SOUTH OF SHARK RIVER REEF BY 920 PM EDT

MARINERS CAN EXPECT GUSTY WINDS...HIGH WAVES...DANGEROUS LIGHTNING...
AND HEAVY RAINS. BOATERS SHOULD SEEK SAFE HARBOR IMMEDIATELY...UNTIL
THIS STORM PASSES.

FREQUENT LIGHTNING IS OCCURRING WITH THIS STORM. IF CAUGHT ON THE
OPEN WATER STAY BELOW DECK IF POSSIBLE...KEEP AWAY FROM UNGROUNDED
METAL OBJECTS.

LAT...LON 4023 7430 4009 7440 3945 7364 4015 7344

$$

TFG
1 follow-up statement
000 
FZUS71 KPHI 290154
MWSPHI

MARINE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
953 PM EDT THU JUN 28 2007

ANZ450-451-290203-
/O.CAN.KPHI.MA.W.0021.000000T0000Z-070629T0230Z/
953 PM EDT THU JUN 28 2007

...SPECIAL MARINE WARNING CANCELLED...

THE STRONG THUNDERSTORM HAS MOVED FARTHER OFFSHORE.

THE AFFECTED AREAS WERE...
COASTAL WATERS FROM MANASQUAN INLET TO LITTLE EGG INLET NJ OUT 20 NM
OVER ATLANTIC COASTAL WATERS...
COASTAL WATERS FROM SANDY HOOK TO MANASQUAN INLET NJ OUT 20 NM OVER
ATLANTIC COASTAL WATERS...
INCLUDING AXEL CARLSON REEF...BARNEGAT LIGHT...BARNEGAT LIGHT REEF...
BEACH HAVEN...BELMAR...FORKED RIVER...GARDEN STATE NORTH REEF...
GARDEN STATE SOUTH REEF...HARVEY CEDARS...LAVALLETTE...LITTLE EGG
INLET...LITTLE EGG REEF...MANASQUAN INLET...NORTH BEACH HAVEN...OCEAN
GATE...PINE BEACH...POINT PLEASANT BEACH...SANDY HOOK REEF...SEA
BRIGHT...SEA GIRT REEF...SEASIDE PARK...SHARK RIVER REEF...SHIP
BOTTOM AND SILVERTON...

LAT...LON 4013 7365 3984 7374 3953 7350 4008 7328

$$

ANZ470-290230-
/O.CON.KPHI.MA.W.0021.000000T0000Z-070629T0230Z/
953 PM EDT THU JUN 28 2007

...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 1030 PM EDT...

FOR THE FOLLOWING AREA...
WATERS FROM SANDY HOOK NJ TO FENWICK ISLAND DE FROM 20 TO 40 NM OVER
ATLANTIC COASTAL WATERS...

AT 951 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A THUNDERSTORM...PRODUCING STRONG WINDS TO ABOUT 35 KNOTS 
OVER WATERS FROM SANDY HOOK NJ TO FENWICK ISLAND DE FROM 20 TO 40 
NM...OR ABOUT 19 MILES SOUTHEAST OF SHARK RIVER REEF...MOVING EAST 
AT 30 KNOTS.

MARINERS CAN EXPECT GUSTY WINDS...HIGH WAVES...DANGEROUS LIGHTNING...
AND HEAVY RAINS. BOATERS SHOULD SEEK SAFE HARBOR IMMEDIATELY...UNTIL
THIS STORM PASSES.

FREQUENT LIGHTNING IS OCCURRING WITH THIS STORM. IF CAUGHT ON THE
OPEN WATER STAY BELOW DECK IF POSSIBLE...KEEP AWAY FROM UNGROUNDED
METAL OBJECTS.

LAT...LON 4013 7365 3984 7374 3953 7350 4008 7328

$$
 
TFG

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 28, 11:36 PM EDTMarine Weather StatementPHI84 min

Nearby

Special Marine Warnings in New Jersey, 2007Every special marine warning 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.