000
AGXX40 KNHC 080652
MIMATS

MARINE WEATHER DISCUSSION  
NWS NATIONAL HURRICANE CENTER MIAMI FL
200 AM EST THU NOV 08 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...
LATEST SCATTEROMETER...SHIP...AND BUOY OBSERVATIONS DEPICT 
MODERATE TO FRESH NORTHERLY WINDS OVER THE EASTERN GULF WITH 
GENTLE TO MODERATE WINDS OVER THE WESTERN GULF. SEAS ARE 4 TO 5 
FT OVER THE EASTERN GULF AND 2 TO 3 FT OVER THE WESTERN GULF. 
HIGH PRESSURE WILL SHIFT ACROSS THE SE UNITED STATES OVER THE 
NEXT COUPLE OF DAYS AND INTO THE WESTERN ATLANTIC WATERS THIS 
WEEKEND. THIS WILL PRODUCE ANTICYCLONIC FLOW ACROSS THE GULF OF 
MEXICO THROUGH THE WEEKEND. THE AREA OF HIGH PRESSURE WILL 
FURTHER BUILD AS IT MOVES INTO THE WESTERN ATLANTIC THIS 
WEEKEND. THIS WILL TIGHTEN THE PRESSURE GRADIENT OVER THE GULF 
OF MEXICO AND FRESHEN THE WINDS ACROSS THE GULF OF MEXICO THIS 
WEEKEND. A COLD FRONT WILL MOVE INTO THE WESTERN GULF WATERS ON 
MON WITH A SIGNIFICANT WIND SURGE OF 20 TO 30 KT AND BUILDING 
SEAS TO 10 FT W OF THE FRONT. THE FRONT SHIFT RAPIDLY 
EASTWARD...EXTENDING FROM SE LOUISIANA TO THE W BAY OF CAMPECHE 
BY MON NIGHT. 

SOUTHWEST NORTH ATLC S OF 31N W OF 65W...
A COLD FRONT EXTENDS FROM 31N68W TO CENTRAL CUBA. LATEST 
SCATTEROMETER...SHIP...AND BUOY OBSERVATIONS DEPICT FRESH TO 
STRONG WINDS N OF 25N W OF THE FRONT AND GENTLE TO MODERATE 
WINDS OVER THE REMAINDER OF THE AREA. SEAS ARE 6 TO 8 FT N OF 
25N W OF THE FRONT...3 TO 5 FT OVER THE REMAINDER OF THE AREA E 
OF THE BAHAMAS...AND 1 TO 2 FT W OF THE BAHAMAS. THE COLD FRONT 
WILL HAS SLOWED ITS EASTWARD PROGRESS...HOWEVER...A REINFORCING 
PUSH WILL HELP THE FRONT CONTINUE TO SHIFT EASTWARD TODAY. THE 
FRONT WILL REACH FROM 31N62W TO THE WINDWARD PASSAGE FRI MORNING 
AND FROM 31N56W TO THE WINDWARD PASSAGE SAT MORNING WHERE IT 
WILL STALL AND DISSIPATE THROUGH SUN. HIGH PRESSURE WILL BUILD N 
OF THE AREA THIS WEEKEND WHICH WILL RESULT IN A TIGHTER PRESSURE 
GRADIENT AND FRESH TO STRONG WINDS PREVAILING OVER MUCH OF THE 
FORECAST AREA THIS WEEKEND. WINDS WILL THEN GRADUALLY DECREASE 
THROUGH MON AS THE HIGH PRES CENTER CONTINUES TO SHIFT EASTWARD 
AND FURTHER FROM THE AREA WHICH WILL LOOSEN THE PRESSURE 
GRADIENT. 

CARIBBEAN SEA AND TROPICAL N ATLC W OF 55W...
A COLD FRONT EXTENDS FROM CENTRAL CUBA TO W HONDURAS. LATEST 
SCATTEROMETER...SHIP AND BUOY DATA DEPICT MODERATE TO FRESH 
WINDS W OF THE FRONT AND GENTLE TO MODERATE TRADEWINDS OVER THE 
REMAINDER OF THE CARIBBEAN AND TROPICAL N ATLC WATERS. SEAS ARE 
GENERALLY 3 TO 5 FT OVER THE CARIBBEAN WATERS AND 4 TO 6 FT OVER 
THE TROPICAL N ATLC WATERS. THE COLD FRONT WILL DRIFT 
EASTWARD...REACHING FROM THE WINDWARD PASSAGE TO E HONDURAS 
WHILE SLOWLY DISSIPATING THROUGH FRI. AS THE AREA OF HIGH 
PRESSURE MENTIONED ABOVE ON THE GULF OF MEXICO SECTION CONTINUES 
TO MOVE ACROSS THE SE UNITED STATES AND INTO THE WESTERN 
CARIBBEAN THE END OF THE WEEK THROUGH THE WEEKEND...THE PRESSURE 
GRADIENT WILL TIGHTEN OVER THE CENTRAL AND WESTERN CARIBBEAN. 
THIS WILL FRESHEN THE TRADEWIND FLOW OVER THE CENTRAL AND 
WESTERN CARIBBEAN WATERS FRI THROUGH SUN BEFORE WINDS DIMINISH 
ON MON.
 
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 AL