Alert archive / New Jersey / Special Marine Warnings in 2012

Special Marine Warning 4, NWS Philadelphia/Mount Holly

March 3, 2012

NWS Philadelphia/Mount Holly issued this special marine warning at Mar 3, 2012, 2:43 AM EST. It was in force for 62 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: Mar 3, 2012, 2:43 AM EST (07:43 UTC)
Expired: Mar 3, 2012, 3:45 AM EST
In force: 62 min
Issued by: NWS Philadelphia/Mount Holly
Area: Storm-based polygon

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 00:00Z, 7.7 hours before the alert went out and 176 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 545 m above ground
0-6 km bulk shear: 84 kt
0-1 km storm-relative helicity: 586 m²/s²
0-3 km storm-relative helicity: 926 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.

281 
WHUS51 KPHI 030743
SMWPHI
ANZ451>453-030845-
/O.NEW.KPHI.MA.W.0004.120303T0743Z-120303T0845Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
243 AM EST SAT MAR 3 2012

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SPECIAL MARINE WARNING FOR...
  MANASQUAN INLET TO CAPE MAY OUT 20 NM
 
  INCLUDING ATLANTIC CITY REEF...BUOY GE...BRIGANTINE...GARDEN STATE
  SOUTH REEF...GREAT EGG INLET...GREAT EGG REEF...LITTLE EGG INLET...
  LITTLE EGG REEF...OCEAN CITY REEF AND THE LUMP.

* UNTIL 345 AM EST

* AT 235 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  A CLUSTER OF THUNDERSTORMS...PRODUCING STRONG WINDS TO 35 KNOTS 5   
  NM WEST OF BUOY GE...MOVING EAST AT 40 KNOTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MARINERS CAN EXPECT GUSTY WINDS, LOCALLY HIGH WAVES, DANGEROUS 
LIGHTNING, AND HEAVY RAIN. IN ADDITION, HAIL UP TO ONE HALF INCH IN 
DIAMETER WILL BE POSSIBLE. BOATERS SHOULD SEEK SAFE HARBOR 
IMMEDIATELY, UNTIL THESE STORMS PASS.

FREQUENT CLOUD TO SURFACE LIGHTNING IS OCCURRING WITH THESE STORMS. 
IF CAUGHT ON THE OPEN WATER STAY BELOW DECK IF POSSIBLE, KEEP AWAY 
FROM UNGROUNDED METAL OBJECTS.

&&

LAT...LON 3941 7392 3904 7429 3912 7476 3928 7463
      3929 7470 3923 7473 3930 7475 3931 7466
      3936 7473 3945 7473 3938 7472 3935 7471
      3931 7464 3934 7460 3931 7462 3931 7461
      3946 7445 3945 7440 3952 7442 3968 7377
TIME...MOT...LOC 0739Z 265DEG 40KT 3931 7461

$$

GORSE

2 follow-up statements

777 
FZUS71 KPHI 030821
MWSPHI

MARINE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
321 AM EST SAT MAR 3 2012

ANZ451>453-030845-
/O.CON.KPHI.MA.W.0004.000000T0000Z-120303T0845Z/
321 AM EST SAT MAR 3 2012

...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 345 AM EST...

FOR THE FOLLOWING AREAS...

  MANASQUAN INLET TO CAPE MAY OUT 20 NM
 
  INCLUDING ATLANTIC CITY REEF...BUOY GE...BRIGANTINE...GARDEN STATE
  SOUTH REEF...GREAT EGG INLET...GREAT EGG REEF...LITTLE EGG INLET...
  LITTLE EGG REEF...OCEAN CITY REEF AND THE LUMP.

AT 317 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A THUNDERSTORM...PRODUCING STRONG WINDS 34 KNOTS OR GREATER
6 NM NORTHEAST OF ATLANTIC CITY REEF...MOVING EAST AT 40 KNOTS.

LAT...LON 3941 7392 3904 7429 3912 7476 3928 7463
      3929 7470 3923 7473 3930 7475 3931 7466
      3936 7473 3945 7473 3938 7472 3935 7471
      3931 7464 3934 7460 3931 7462 3931 7461
      3946 7445 3945 7440 3952 7442 3968 7377
TIME...MOT...LOC 0821Z 265DEG 40KT 3934 7411

$$

HAYES

978 
FZUS71 KPHI 030837
MWSPHI

MARINE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
337 AM EST SAT MAR 3 2012

ANZ451>453-030846-
/O.EXP.KPHI.MA.W.0004.000000T0000Z-120303T0845Z/
337 AM EST SAT MAR 3 2012

...SPECIAL MARINE WARNING WILL EXPIRE AT 345 AM EST...

THE AFFECTED AREAS WERE...
COASTAL WATERS FROM GREAT EGG INLET TO CAPE MAY NJ OVER ATLANTIC
COASTAL WATERS...
LITTLE EGG INLET TO GREAT EGG INLET NJ OVER ATLANTIC COASTAL
WATERS...
MANASQUAN INLET TO LITTLE EGG INLET NJ OUT 20 NM OVER ATLANTIC
COASTAL WATERS...
INCLUDING ATLANTIC CITY REEF...BUOY GE...BRIGANTINE...GARDEN STATE
SOUTH REEF...GREAT EGG INLET...GREAT EGG REEF...LITTLE EGG INLET...
LITTLE EGG REEF...OCEAN CITY REEF AND THE LUMP...

THE CLUSTER OF STORMS HAVE WEAKENED AND ARE MOVING EAST OF THE AREA. 
THEREFORE, THE WARNING WILL BE ALLOWED TO EXPIRE AT 345 AM.

LAT...LON 3941 7392 3904 7429 3912 7476 3928 7463
      3929 7470 3923 7473 3930 7475 3931 7466
      3936 7473 3945 7473 3938 7472 3935 7471
      3931 7464 3934 7460 3931 7462 3931 7461
      3946 7445 3945 7440 3952 7442 3968 7377
TIME...MOT...LOC 0836Z 265DEG 40KT 3935 7389

$$

GORSE

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 3, 1:59 AM EST	Special Weather Statement	PHI	Atlantic, Cape May, Cumberland	61 min
Mar 3, 2:46 AM EST	Special Weather Statement	PHI	Atlantic	44 min
Mar 3, 6:12 AM EST	Dense Fog Advisory	PHI	Burlington, Camden, Gloucester, Mercer, Salem	3 hr
Mar 3, 4:15 PM EST	Wind Advisory	PHI	Burlington, Hunterdon, Mercer, Middlesex, Morris, Somerset and 2 more	2 hr

Nearby

Special Marine Warnings in New Jersey, 2012 Every special marine warning 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.