000
AGXX40 KNHC 130656
MIMATS

MARINE WEATHER DISCUSSION  
NWS NATIONAL HURRICANE CENTER MIAMI FL
200 AM EST TUE NOV 13 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 FROM FLORIDA PANHANDLE TO VERACRUZ MEXICO. VERY 
STRONG NLY WINDS AND LARGE SEAS...UP TO 12 FT...W OF THE FRONT. 
THE COLD FRONT WILL EXTEND FROM THE BIG BEND OF FLORIDA TO W BAY 
OF CAMPECHE TODAY THEN BEGIN TO WEAKEN AS IT EXTENDS FROM TAMPA 
BAY TO THE SW GULF TONIGHT AND DISSIPATE WED THROUGH THU. HIGH 
PRES WILL BUILD ACROSS THE AREA THU THROUGH SAT.

SOUTHWEST NORTH ATLC S OF 31N W OF 65W...
STRONG HIGH PRES N OF THE AREA WITH A TIGHT PRES GRADIENT 
BETWEEN THE HIGH AND A TROUGH JUST E OF THE AREA RESULTING NE 
WINDS IN THE 20-25 KT RANGE ACROSS THE AREA TODAY THEN 
DIMINISHING LATER TODAY AS THE PRES GRADIENT WEAKENS. WEAK 
TROUGH WILL MOVE INTO THE NE PORTION OF THE AREA LATER TODAY 
THEN MOVE E OF THE AREA THU. WEAK COLD FRONT TO ENTER THE NW 
PORTION OF THE AREA TODAY. THE COLD FRONT WILL MOVE SLOWLY SE 
AND REACH FROM THE NW BAHAMAS TO CENTRAL FLORIDA BY TONIGHT AND  
DISSIPATE.

CARIBBEAN SEA AND TROPICAL N ATLC W OF 55W...
HIGH PRES RIDGE N OF THE AREA OVER THE WESTERN ATLC HAS WEAKENED 
AND MOVED E ALLOWING THE PRES GRADIENT TO RELAX ACROSS MUCH OF 
THE CARIBBEAN. MODERATE TRADE WINDS WILL PREVAIL ACROSS MOST OF 
THE CARIBBEAN WED THROUGH SAT.

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