000
AGXX40 KNHC 021844
MIMATS

MARINE WEATHER DISCUSSION  
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
200 PM EST SAT JAN 2 2010

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

GULF OF MEXICO...
HIGH PRES CENTER OVER CENTRAL PLAINS HAS RIDGE EXTEND S INTO 
ENTIRE GULF BASIN WITH FRESH TO STRONG NE BREEZE.  LOW PRES 
TROUGH FORMS IN SW GULF MON INCREASING GRADIENT AND WIND SPEEDS 
TO NEAR GALE FORCE BUT DISSIPATES AS RIDGE STRENGTHENS AND SHIFT 
FURTHER S TUE AND WED.  LONG NE-SW FETCH PROMPTS HIGHER SEAS IN 
SW GULF DUE TO LONG PERIOD SWELLS MON THROUGH WED.  

CARIBBEAN AND TROPICAL N ATLC W OF 55W...
STATIONARY FRONT FROM E CUBA TO W HONDURAS WITH STRONG NE BREEZE 
WEAKENS TONIGHT AND DISSIPATES SUN DIMINISHING WIND AND SEAS.   
ANOTHER BLAST OF COLD AIR ENTERS NW CARIBBEAN MON WITH STRONG N 
WINDS AND SEAS BUILDING TO 10 FT.  EASTERLY TRADES ACROSS 
CENTRAL CARIBBEAN DIMINISH AS ATLC COLD FRONT FORCES HIGH PRES 
CENTER E AND GRADIENT LOOSENS.  LONG PERIOD N SWELL AFFECTING 
TROPICAL N ATLC WATERS SEEP INTO CARIBBEAN THROUGH MONA AND 
ANEGADA PASSAGES SUBSIDE THROUGH SUN NIGHT...BUT ANOTHER ROUND 
OF LARGE LONG PERIOD N SWELLS BEHIND MENTIONED COLD FRONT ENTERS 
TROPICAL ATLANTIC WATERS MON.

SW N ATLC S OF 31N W OF 55W...
COLD FRONT EXTENDS FROM 31N60W TO 26N65W TO E CUBA HAS GALE 
CONDITIONS N OF 30N E OF FRONT TONIGHT.  COLD FRONT MOVE TO 
REACH FROM 31N58W TO CENTRAL HISPANIOLA SUN NIGHT.  FRESH TO 
STRONG WINDS BEHIND FRONT DIMINISH TROUGH MON...BUT FORMATION OF 
WEAK TROUGH BRINGS ANOTHER SURGE OF COLD AIR INTO BASIN WITH 
NEAR GALE SW WINDS N OF 25N E OF 70W LATE MON AND TUE.  NW SWELL 
SPREAD SE THROUGH MON.  
 
WARNINGS...

ATLC...
.AMZ080...GALE WARNING N OF 30N E OF FRONT.

CARIBBEAN...
.NONE. 

GULF OF MEXICO...
.NONE.

FOR ADDITIONAL INFORMATION PLEASE VISIT 
HTTP://WWW.HURRICANES.GOV/MARINE

$$
FORECASTER WALLY BARNES