000
AGXX40 KNHC 091805
MIMATS

MARINE WEATHER DISCUSSION  
NWS NATIONAL HURRICANE CENTER MIAMI FL
200 PM EDT TUE OCT 9 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...
WEAK COLD FRONT FROM TAMPA BAY TO BAY OF CAMPECHE WILL DISSIPATE 
TONIGHT. HIGH PRES RIDGE BUILDS ACROSS GULF STATES WITH MOSTLY 
LIGHT WINDS THROUGH THU. LOW PRES OFF E COAST OF FLORIDA 
COMBINED WITH STRENGTHENING HIGH PRES OVER THE EASTERN U.S. 
TIGHTENS PRES GRADIENT ACROSS THE EASTERN GULF WITH INCREASING 
ELY WINDS 15-20 LATE THU THROUGH SAT. GRADIENT WEAKENS AND WINDS 
DECREASING TO 10-15 KT SUN.

SW N ATLC S OF 31N W OF 65W...
SURFACE TROUGH FROM 31N74W TO PRES CENTER 1013 MB NEAR 26N74W 
TROUGH CONTINUES TO 22N74W. THE TROUGH IS FORECAST TO START TO 
MOVE E WED THROUGH FRI AND THEN E OF THE AREA SAT. HIGH PRES 
STRENGTHENS ACROSS EASTERN U.S. COMBINED WITH THE TROUGH 
OFFSHORE TIGHTENS THE PRES GRADIENT OVER NW PORTION OF AREA THU 
THROUGH SAT WITH NE WINDS INCREASING TO 15-20 KT. THE HIGH MOVES 
EASTWARD SUN THE WINDS BECOME E 15-20 ACROSS THE ENTIRE AREA 
SUN. 

CARIBBEAN SEA AND TROPICAL N ATLC W OF 55W...
SURFACE TROUGH OVER BAHAMAS WITH WEAKEN PRES GRADIENT ACROSS 
CARIBBEAN WITH WINDS LESS THEN 20 KT ACROSS THE ENTIRE CARIBBEAN 
THROUGH THE WEEKEND. THE GFS IS THE MOST AGGRESSIVE IN BRINGING 
IN A LOW PRES INTO THE TROPICAL ATLC FRI THROUGH THE OTHER 
MODELS BRING IN A MUCH WEAKER LOW.

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