000
AGXX40 KNHC 302216 AAA
MIMATS

MARINE WEATHER DISCUSSION...UPDATED
NWS NATIONAL HURRICANE CENTER MIAMI FL
600 PM EDT FRI SEP 30 2011

UPDATED WARNINGS AND TROPICAL N ATLC

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 EXTEND FROM 30N92W TO 29N96W MOVE ACROSS GULF TO 
REACH FROM TAMPA BAY TO TAMPICO SAT THEN SE OF AREA SUN.  HIGH 
PRES BUILD IN WAKE OF FRONT WITH FRESH N-NE BREEZE ACROSS WATERS 
N OF 25N THROUGH SAT...DIMINISHING LATE SUN.  MOSTLY MODERATE NE 
BREEZE UNDER MON AND TUE AS RIDGE DRIFT E. 

TROPICAL N ATLC AND SW N ATLC S OF 31N W OF 55W...
MAJOR CATEGORY 3 HURRICANE OPHELIA AT 24.7N 63.0W IS CONTINUE TO
MOVE TO THE N AWAY FROM THE AREA. TROPICAL STORM FORCE WINDS OR 
HIGHER HAVE SHIFTED N OF 22N AND THE WARNING HAS BEEN 
DISCONTINUED FOR THE TROPICAL N ATLC ZONE.

FRONTAL TROUGH OFF FLORIDA E COAST TODAY DRIFT E.  REINFORCING 
COLD FRONT SWEEP THROUGH FLORIDA TONIGHT AND MERGE WITH REMNANTS 
OF TROUGH EARLY SAT.  COMBINED FRONT/TROUGH EXTEND FROM 31N73W 
TO CENTRAL BAHAMAS SAT NIGHT...AND STALL FROM BERMUDA TO SE 
BAHAMAS EARLY SUN THEN DISSIPATE BY TUE. 

CARIBBEAN SEA...
AS OPHELIA CONTINUES MOVING N AND AWAY FROM AREA LEAVING FLAT 
PRES GRADIENT BEHIND OVER CARIBBEAN SEA.  MODERATE TRADES RESUME 
OVER EASTERN HALF OF BASIN BUT APPROACH OF SECOND TROPICAL 
CYCLONE...THIS TIME PHILIPPE...FLATTENS GRADIENT AGAIN ALLOWING 
ONLY LIGHT TO MODERATE BREEZE OVER CARIBBEAN WATERS.  ONLY 
INCREASE OF WIND SPEEDS WILL BE OVER NW ZONE BEHIND DISSIPATING 
COLD FRONT SUN AND MON...THEN DIMINISH TUE.

WARNINGS...
GULF OF MEXICO...
.NONE.

CARIBBEAN SEA...
.NONE.

TROPICAL N ATLC...
.NONE.

SW N ATLC...
.NONE.
          
FOR ADDITIONAL INFORMATION PLEASE VISIT
HTTP://WWW.HURRICANES.GOV/MARINE

$$
FORECASTER WALLY BARNES/LEWITSKY