000
AGXX40 KNHC 091754
MIMATS

MARINE WEATHER DISCUSSION  
NWS NATIONAL HURRICANE CENTER MIAMI FL
200 PM EDT TUE AUG 09 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...
SURFACE RIDGE ALONG 25N WITH MOSTLY LIGHT SW TO W WINDS N OF THE 
RIDGE AND SE-S WINDS S OF THE RIDGE. LOWER PRES DEVELOPS ACROSS 
THE SOUTHERN PLAINS COMBINED WITH THE RIDGE WILL INCREASE THE 
SLY RETURN FLOW OVER THE FAR NW GULF THIS EVENING. THESE WINDS 
THEN DECREASE TOWARD THE END OF THE WEEK. OTHERWISE LIGHT WINDS 
AND NEARLY FLAT SEAS THROUGH THE FORECAST PERIOD.

SW N ATLC...
RIDGE WITH AXIS ALONG 24N/25N COMBINED WITH LOWER PRES TO THE N 
OF THE AREA IS PRODUCING A TIGHT ENOUGH OF A PRES GRADIENT FOR 
20 KT SW WINDS N OF 29N E OF 77W. THE GRADIENT WEAKENS WED 
EVENING AND THE WINDS DECREASE. A BROAD TROUGH APPROACHES THE NW 
PORTION OF THE AREA LATE WED AND THE RIDGE SHIFTS TO THE SE. THE 
TROUGH DISSIPATES THU EVENING AND THE RIDGE RE-BUILDS ALONG 25N. 
OTHERWISE MOSTLY LIGHT WINDS ACROSS THE AREA THROUGH THE END OF 
THE WEEKEND.

CARIBBEAN SEA AND TROPICAL N ATLC W OF 55W...
TROPICAL WAVE ALONG 55W/56W WILL MOVE THROUGH THE LESSER 
ANTILLES TONIGHT AND MOVE ACROSS THE E CARIBBEAN WED AND INTO 
THE CENTRAL CARIBBEAN THU AND FRI AND THE WESTERN CARIBBEAN
SAT. THE ATLC HIGH PRES RIDGE N OF THE AREA WILL SHIFT SLIGHTLY 
SE AND WEAKEN THROUGH THIS EVENING ALLOWING FOR TRADES IN THE 
CENTRAL CARIBBEAN TO DECREASE.

WARNINGS...

GULF OF MEXICO...
.NONE.
 
SW NORTH ATLC...
.NONE.

CARIBBEAN AND TROPICAL N ATLC...
.NONE.

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

$$
FORECASTER DGS