000
AGXX40 KNHC 271746
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
100 PM EST THU DEC 27 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...
ANTICYCLONIC RETURN FLOW ASSOCIATED WITH HIGH PRES OVER THE OHIO 
VALLEY WILL PREVAIL ACROSS THE REGION THROUGH FRI MORNING. AN 
AREA OF LOW PRES WILL DEVELOP OVER S TEXAS FRI MORNING WITH A 
WARM FRONT EXTENDING NE FROM THE LOW ALONG THE COAST OF TEXAS 
INTO W LOUISIANA. THE LOW WILL MOVE NE INTO N LOUISIANA FRI WITH 
A COLD FRONT REACHING THE TEXAS COAST BY FRI EVENING...RAPIDLY 
MOVING ACROSS THE NW GULF TO EXTEND FROM THE FL PANHANDLE TO BAY 
OF CAMPECHE SAT...THEN MOVE E OF THE AREA SUN. STRONG N TO NW 
WINDS ARE EXPECTED W OF THE FRONT...WITH SEAS BUILDING TO 10-11 
FT IN THE BAY OF CAMPECHE BY SAT NIGHT. MODERATE E-SE WINDS WILL 
PREVAIL ACROSS THE REGION SUN THROUGH TUE. MARINE FCST IS BASED 
ON A BLEND OF GFS AND EUROPEAN GLOBAL MODELS...WHICH ARE SIMILAR.

SW N ATLC S OF 31N W OF 65W...
COLD FRONT EXTENDING FROM 31N68W TO CENTRAL CUBA WILL EXTEND
FROM 31N68W TO CENTRAL CUBA TONIGHT THEN WEAKEN FROM 26N65W TO 
EASTERN CUBA FRI. WINDS WILL DIMINISH CONSIDERABLY TONIGHT AND 
FRI AS THE FRONT SLIDES FURTHER E INTO THE CENTRAL ATLC. ANOTHER 
STRONG FAST-MOVING COLD FRONT WILL MOVE OFF THE FLORIDA PENINSULA
SAT AND EXTEND FROM 31N76W TO SOUTH-CENTRAL FLORIDA SAT NIGHT... 
FROM 31N68W ACROSS THE BAHAMAS TO WESTERN CUBA SUN THEN MOVE E 
OF THE AREA MON. FRESH TO STRONG S-SW WINDS ARE LIKELY AHEAD OF 
THE FRONT SAT N OF 28N W OF 75W...THEN SHIFT EASTWARD N OF 28N 
THROUGH SUN. FRESH TO STRONG NW WINDS BEHIND THE FRONT WILL VEER 
TO N-NE THROUGH MON AND GRADUALLY DIMINISH...WITH A SHEAR LINE 
EXPECTED TO DEVELOP ALONG THE WEAKER FRONTAL BOUNDARY LATE MON.

CARIBBEAN SEA AND TROPICAL N ATLC S OF 22N W OF 55W...
HIGH PRES N OF THE AREA WILL MAINTAIN FRESH TO STRONG E-NE TRADE 
WINDS ACROSS THE CENTRAL CARIBBEAN THROUGH TUE. A WEAKENING COLD 
FRONT WILL MOVE INTO NW CARIBBEAN SUN THEN BECOME DIFFUSE MON. A 
SHEAR LINE WILL DEVELOP ACROSS NORTHERN PORTIONS OF THE TROPICAL 
N ATLC MON NIGHT AND TUE.

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 MUNDELL