000
AGXX40 KNHC 120643
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
200 AM EST WED DEC 12 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...
COLD FRONT EXTENDS FROM JUST N OF TAMPA BAY TO 27N85W THEN 
STATIONARY INTO THE WESTERN BAY OF CAMPECHE. NLY WINDS ARE 15-20 
KT BEHIND THE FRONT W OF 89W. THE FRONT WILL EXTEND FROM JUST S 
OF TAMPA BAY TO WESTERN BAY OF CAMPECHE TONIGHT AND FROM SW 
FLORIDA TO W BAY OF CAMPECHE THU THEN BECOME DIFFUSE ACROSS THE 
STRAITS OF FLORIDA THU NIGHT. NLY RETURN FLOW WILL INCREASE TO 
20 KT ACROSS THE NW CORNER OF THE AREA FRI THROUGH SAT.

SW N ATLC S OF 31N W OF 65W...
COLD FRONT OVER THE FAR NW PORTION OF THE AREA FROM 31N79W TO N 
FLORIDA. THE FRONT WILL EXTEND FROM 31N75W TO S FLORIDA THU AND 
FROM 31N66W TO THE STRAITS OF FLORIDA FRI. EXPECT INCREASING 
WINDS TO 20-25 KT AND BUILDING SEAS OF 8-11 FT IN THE W OF THE 
FRONT. THE FRONT WILL BECOME DIFFUSE OVER THE SE PORTION OF THE 
AREA LATE FRI INTO SAT. HIGH PRES WILL BUILD IN PRODUCING MAINLY 
MODERATE NE TO E WINDS ACROSS THE FORECAST AREA SAT.

CARIBBEAN SEA AND TROPICAL N ATLC S OF 19N W OF 55W...
FRESH TO STRONG TRADE WINDS CONTINUE TO BLOW ACROSS THE 
CARIBBEAN...MAINLY E OF 80W...AND THE TROPICAL N ATLC DUE TO 
STRONG HIGH HIGH PRES NE OF THE AREA. AS USUAL...HIGHEST SEAS 
ACROSS THE CARIBBEAN ARE NEAR THE COAST OF COLOMBIA. THE RIDGE 
N OF THE AREA WILL MOVE E AS A COLD FRONT MOVES OFF THE SE U.S. 
COAST TODAY AND THU. AS A RESULT THE PRES GRADIENT AND 
ASSOCIATED WINDS WILL GRADUALLY WEAKEN ACROSS THE AREA LATE 
THU INTO FRI.

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