000
AGXX40 KNHC 200645
MIMATS

MARINE WEATHER DISCUSSION   
NWS NATIONAL HURRICANE CENTER MIAMI FL
245 AM 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. LIGHT TO 
MODERATE E-SE WINDS WILL PERSIST ACROSS MOST THE THE GULF EXCEPT 
FOR LIGHT S-SW WINDS N OF 28N THROUGH THE WEEKEND. SEAS WILL BE 
3 FT OR LESS EXCEPT FOR AREA OF 4-5 FT WINDS IN EXTREME SE 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 FRESH E 
WINDS S OF AROUND 24-25N THROUGH THE FORECAST PERIOD. 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. 
THIS SYNOPTIC PATTERN WILL CONTINUE THROUGH EARLY NEXT WEEK. A 
TROPICAL WAVE ALONG 69W WILL MOVE THROUGH THE CENTRAL CARIBBEAN 
THROUGH SAT...INTO THE WESTERN CARIBBEAN SUN AND MON...THE W OF 
THE AREA INTO CENTRAL AMERICA TUE. SCATTERED SHOWERS AND TSTMS 
ARE EXPECTED WITHIN 120-180 NM E OF THE TROPICAL WAVE AXIS.

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 MUNDELL