000
AGXX40 KNHC 271812
MIMATS

MARINE WEATHER DISCUSSION 
NWS NATIONAL HURRICANE CENTER MIAMI FL
130 PM EST FRI JAN 27 2012

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

GULF OF MEXICO...
COLD FRONT EXITS GULF WATERS THIS AFTERNOON LEAVING MODERATE TO 
FRESH NE BREEZE ACROSS EASTERNMOST ZONE AND LIGHT TO MODERATE E 
ELY BREEZE OVER CENTRAL AND WESTERN ZONES WITH MODERATE S RETURN 
FLOW W OF 95W.  MODELS GUIDANCE AGREE ON REBUILDING HIGH PRES 
1031 MB OVER SE STATES TIGHTENING GRADIENT AND POSSIBLY 
INCREASING NE WINDS E OF 90W LATE SUN THROUGH TUE.

SW N ATLC...
HEALTHY COLD FRONT ENTERS BASIN THIS AFTERNOON WITH STRONG SW 
WINDS AHEAD OF BOUNDARY AND MODERATE TO FRESH BREEZE BEHIND.  
WINDS QUICKLY VEER NE AND DIMINISH W OF FRONT SUN AS FRONT 
STALLS FROM 31N71W TO 25N80W.  HIGH PRES CENTER 1031 MB BUILDING 
BEHIND FRONT SQUEEZES GRADIENT AGAINST FRONTAL BOUNDARY 
INCREASING NE WINDS W OF 72W THROUGH TUE FORCING STALLED FRONT 
FURTHER E TO REACH FROM 31N67W TO CENTRAL CUBA.

FRESH TO STRONG NE TRADES ACROSS MOST OF TROPICAL N ATLC THROUGH 
SUN AS HIGH PRES RIDGE SHIFTS E.  LONG FETCH ACROSS CENTRAL ATLC 
KEEP LONG PERIOD NE SWELLS UP TO 10 FT IN BASIN THROUGH FORECAST 
PERIOD.   

CARIBBEAN SEA...
FRESH TO STRONG E-NE TRADE WINDS PERSIST ACROSS MOST OF BASIN 
THROUGH TUE.  COLD FRONT MOVING E ACROSS GULF OF MEXICO WEAKEN 
AND STALL AS IT REACHES YUCATAN CHANNEL TONIGHT.  IT BECOMES 
DIFFUSE STATIONARY FRONT SAT AND SUN AS HIGH PRES BUILDS S FROM 
GULF OF MEXICO INTO YUCATAN CHANNEL INCREASING NELY WINDS OVER 
FAR NW PORTION AND YUCATAN CHANNEL.

WARNINGS...

GULF OF MEXICO...
.NONE. 

.CARIBBEAN SEA AND TROPICAL N ATLC...
.NONE. 

.SW N ATLC...
.NONE.
    
FOR ADDITIONAL INFORMATION PLEASE VISIT
HTTP://WWW.HURRICANES.GOV/MARINE

$$
FORECASTER WALLY BARNES