000
AGXX40 KNHC 270747
MIMATS

MARINE WEATHER DISCUSSION  
NWS NATIONAL HURRICANE CENTER MIAMI FL
345 AM EDT SUN MAR 27 2011

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...
CENTRAL ATLC RIDGE EXTENDS ACROSS S FLORIDA INTO GULF REACHING  
SE TX COAST WITH FRESH SE BREEZE...STRONGER W OF 85W.  RIDGE 
FORCED E LATER TODAY BY WEAK COLD FRONT JUST N OF 31N ALLOWING 
WINDS TO DIMINISH BY TUE.  SECOND AND STRONGER COLD FRONT BUILDS 
HIGH PRES 1023 MB OVER SW N ATLC INCREASING SE WINDS WED ACROSS 
ALL GULF ZONES.  MODEL GUIDANCE SOLUTION BRINGS HEALTHY LOW 
PRES DEVELOPING OVER WRN GULF AND RACING NE ACROSS REMAINDER 
ZONES LATE IN FORECAST PERIOD.  HIGH UNCERTAINTY WITH LOW PRES 
AS GFS ONLY MODEL STRENGTHENING LOW PRES INTO NEAR GALE...BUT 
WILL INCREASE SOUTHERLY WINDS IN EASTERN ZONES LATE IN FORECAST 
PERIOD. 

SW N ATLC W OF 55W...
CENTRAL ATLC HIGH PRES CENTER EXTENDS W TO FL COAST AS WEAK COLD 
FRONT SKIRTS NORTHERN EDGE OF ZONE.  FRESH SW FLOW SHIFT NE AS 
RIDGE BEHIND FRONT BUILDS S INTO BASIN.  FRESH TO STRONG S TO SW 
BREEZE INCREASE WED AHEAD OF SECOND STRONGER COLD FRONT ENTERING 
BASIN LATE WED INTO THU...BUT REMAINING N OF 29N THROUGH 
FORECAST PERIOD.    
    
CARIBBEAN SEA AND TROPICAL N ATLC W OF 55W...
EASTERLY TRADES REMAIN PULSATING AS CENTRAL ATLC RIDGE IS 
REPLACED BY SW N ATLC HIGH PRES 1023 MB.  FRESH TO STRONG E TO 
SE BREEZE COMBINES WITH 1006 MB LOW PRES OVER NW COLOMBIA TO 
INCREASE WINDS ALONG SW CARIBBEAN ZONE TO NEAR GALE. 

WARNINGS..

ATLC...
.NONE.

CARIBBEAN...
.NONE.

GULF OF MEXICO...
.NONE.

FOR ADDITIONAL INFORMATION PLEASE VISIT 
HTTP://WWW.HURRICANES.GOV/MARINE

$$
FORECASTER WALLY BARNES