000
AGXX40 KNHC 301846
MIMATS

MARINE WEATHER DISCUSSION   
NWS NATIONAL HURRICANE CENTER MIAMI FL
245 PM EDT MON JUL 30 2012

MARINE WEATHER DISCUSSION FOR THE GULF OF MEXICO...CARIBBEAN SEA
AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W.

GULF OF MEXICO...
THE WESTERN EXTENSION OF ATLC RIDGE CONTINUES FROM CENTRAL 
FLORIDA TO S TEXAS COAST. LIGHT TO MODERATE BREEZE PREVAILS 
ACROSS THE ENTIRE BASIN WITH SEAS GENERALLY 3 FT OR LESS. A 
TROPICAL WAVE...CURRENTLY IN THE WESTERN CARIBBEAN WILL MOVE 
ACROSS THE SOUTHERN PORTION OF THE GULF OF MEXICO TUE THROUGH 
FRI. GUIDANCE IS IN FAIRLY GOOD AGREEMENT WITH THIS SCENARIO 
WITH ONLY MINOR DIFFERENCES IN TIMING.

SW N ATLC S OF 31N W OF 55W...
A RIDGE OF HIGH PRESSURE PREVAILS ACROSS THE NORTHERN PART OF 
THE FORECAST AREA. LIGHT TO MODERATE WINDS WITH SEAS GENERALLY 4 
FT OR LESS WILL PREVAIL ACROSS MUCH OF THE FORECAST AREA. FRESH 
TO STRONG WINDS WITH SEAS TO 9 FT WILL PREVAIL OVER THE SOUTHERN 
PART OF THE AREA DUE TO THE NORTHERN EXTENT OF A TROPICAL WAVE 
MOVING THROUGH THE CARIBBEAN WATERS. A SURFACE TROUGH PASSING 
JUST NW OF THE BASIN WILL FRESHEN WINDS OVER THE NW CORNER OF 
THE BASIN THU AND FRI.  

CARIBBEAN SEA AND TROPICAL ATLC W OF 55W...
A TROPICAL WAVE OVER THE WESTERN CARIBBEAN WATERS WILL SHIFT W 
OF THE AREA WEDNESDAY. A STRONGER TROPICAL WAVE OVER THE FAR E 
CARIBBEAN WATERS IS PRODUCING FRESH TO STRONG WINDS OVER THE 
TROPICAL N ATLC WATERS AND THE NE PART OF THE CARIBBEAN WATERS. 
THIS WAVE WILL CONTINUE TO SHIFT WESTWARD THROUGH THE CENTRAL 
CARIBBEAN LATE TUE AND WED...AND THE WESTERN WATERS THU AND FRI.
A TROPICAL WAVE...WITH ASSOCIATED SURFACE LOW PRESSURE AREA 
EMBEDDED WITHIN THE MONSOON TROUGH WELL E OF THE TROPICAL N ATLC 
WATERS WILL CONTINUE TO SHIFT WESTWARD THROUGH THE FORECAST 
PERIOD. THIS FEATURE IS EXPECTED TO REACH THE TROPICAL N ATLC 
WATERS ON FRIDAY. 

NOTE...GRIDDED MARINE FORECAST IS AVAILABLE AT 
WWW.NHC.NOAA.GOV/TAFB/GRIDDED_MARINE

GULF OF MEXICO...
.NONE.

CARIBBEAN SEA...
.NONE.

SW N ATLANTIC...
.NONE.
    
FOR ADDITIONAL INFORMATION PLEASE VISIT
WWW.HURRICANES.GOV/MARINE

$$
FORECASTER AL