000
AGXX40 KNHC 311858
MIMATS

MARINE WEATHER DISCUSSION 
NWS NATIONAL HURRICANE CENTER MIAMI FL
200 PM EST MON DEC 31 2012

MARINE WEATHER DISCUSSION FOR THE GULF OF MEXICO...CARIBBEAN SEA 
AND TROPICAL N ATLC...AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W.

GULF OF MEXICO...
HIGH PRES ACROSS THE SE U.S. WILL MOVE E INTO THE WESTERN ATLC 
AND WEAKEN. COLD FRONT WILL MOVE OFF THE TEXAS COAST TUE MORNING 
AND EXTEND FROM PENSACOLA FLORIDA TO TAMPICO MEXICO TUE EVENING. 
THE FRONT WILL EXTEND FROM THE FLORIDA BIG BEND TO THE EASTERN 
BAY OF CAMPECHE THU AND E OF THE AREA FRI. STRONG NLY WINDS W OF 
THE FRONT. STRONG HIGH PRES WILL BUILD BEHIND THE FRONT. THE 
HIGH WILL PRODUCE A STRONG ENOUGH PRES GRADIENT OF 20-25 KT NE 
WINDS ACROSS THE SOUTHERN GULF THROUGH THE END OF THE WEEK.

SW N ATLC S OF 31N W OF 65W...
COLD FRONT FROM 22N65W TO THE WINDWARD PASSAGE WILL WEAKEN OVER 
THE FAR SE PORTION OF THE AREA THIS EVENING AND DISSIPATE
TONIGHT WITH LARGE NW SWELLS BEHIND THE FRONT. HIGH PRES BUILDS 
BEHIND THE FRONT WILL MOVE ESE THROUGH TUE AND WEAKEN. ANOTHER 
COLD FRONT WILL MOVE INTO THE NW PORTION OF THE AREA THU AND 
EXTEND FROM BERMUDA TO NW BAHAMAS AND TO THE STRAITS OF FLORIDA 
BY LATE FRI THEN MOVE RAPIDLY E OF THE AREA SAT WITH DECREASING 
WINDS AND SUBSIDING SEAS.

CARIBBEAN SEA AND TROPICAL N ATLC S OF 22N W OF 55W...
HIGH PRES WILL MOVE E OFF THE SE U.S. COAST AND ACROSS THE SW N 
ATLC THROUGH TONIGHT BRINGING AN INCREASE IN WINDS OVER MUCH OF 
THE EASTERN CARIBBEAN AND TROPICAL N ATLC. LONG PERIOD LARGE NW 
TO N SWELLS WILL PROPAGATE INTO THE TROPICAL N ATLC AND NE 
CARIBBEAN ATLC PASSAGES THROUGH THU THEN GRADUALLY SUBSIDING 
FROM NW TO SE.

NOTE...GRIDDED MARINE FORECAST IS AVAILABLE AT 
WWW.NHC.NOAA.GOV/TAFB/GRIDDED_MARINE

GULF OF MEXICO...
.NONE
 
CARIBBEAN SEA AND TROPICAL N ATLC...
.NONE.

SW N ATLANTIC...
.NONE.
  
FOR ADDITIONAL INFORMATION PLEASE VISIT
WWW.HURRICANES.GOV/MARINE

$$
FORECASTER DGS