000
AGXX40 KNHC 201748
MIMATS

MARINE WEATHER DISCUSSION   
NWS NATIONAL HURRICANE CENTER MIAMI FL
200 PM EDT FRI JUL 20 2012

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

GULF OF MEXICO...
WESTERN EXTENSION OF ATLC SUBTROPICAL RIDGE ALONG 27-28N WILL 
CONTINUE AS A NEARLY STATIONARY FEATURE THROUGH SUN. THE RIDGE 
DRIFTS TO THE N EARLY NEXT WEEK...HOWEVER THE WEAK PRES PATTERN 
WILL PERSIST ACROSS MOST OF THE GULF THROUGH THE FORECAST PERIOD.
SEAS WILL BE 3 FT OR LESS EXCEPT FOR AREA OF 4-5 FT SEAS IN 
EXTREME SE GULF AND THE SW GULF. 

SW N ATLC S OF 31N W OF 65W...
HIGH PRES RIDGE ALONG 28N REMAINS NEARLY STATIONARY THEN DRIFTS 
N TO ALONG 30N BY MON. THE SOUTHERN PERIPHERY OF THE RIDGE ALONG 
WITH A TROPICAL WAVE MOVING S OF THE AREA WILL SUPPORT ELY WINDS 
TO 20 KT S OF AROUND 24-25N THROUGH THE FORECAST THROUGH EARLY 
NEXT WEEK THEN DECREASE TO 10-15 KT WED. GENERALLY LIGHT WINDS 
WILL PREVAIL ACROSS THE REMAINDER OF THE AREA AS THE RIDGE 
REMAINS IN PLACE. 

CARIBBEAN SEA AND TROPICAL N ATLC W OF 55W...
HIGH PRES RIDGE N OF THE AREA WILL CONTINUE TO PRODUCE FRESH TO 
STRONG E-NE KT WINDS ACROSS MOST OF THE AREA BETWEEN 70-82W. THE 
PATTERN WILL CONTINUE THROUGH EARLY NEXT WEEK. TROPICAL WAVE 
ALONG 73W WILL MOVE THROUGH THE CENTRAL CARIBBEAN THROUGH 
SAT...INTO THE WESTERN CARIBBEAN SUN AND MON...THE W OF THE AREA 
INTO CENTRAL AMERICA TUE. ANOTHER TROPICAL WAVE E OF THE AREA 
WILL MOVE INTO THE TROPICAL ATLC ZONE TONIGHT AND SAT AND INTO 
THE EASTERN CARIBBEAN SUN AND MON AND CONTINUE TO MOVE W THROUGH 
THE CARIBBEAN THROUGH WED.

NOTE...GRIDDED MARINE OUTPUT 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 DGS