000
AGXX40 KNHC 230650
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
300 AM EDT THU JUN 23 2011

GULF OF MEXICO...
A RIDGE OF HIGH PRESSURE WILL GENERALLY PREVAIL ACROSS THE AREA 
THROUGH THE FORECAST PERIOD. SE RETURN FLOW WILL PREVAIL OVER 
THE WESTERN GULF. THE TROPICAL WAVE IN THE EASTERN 
CARIBBEAN...MENTIONED BELOW IN THE CARIBBEAN SECTION...WILL MOVE 
INTO THE GULF OF MEXICO MONDAY. NE WINDS AHEAD OF THE TROPICAL 
WAVE WILL INCREASE OVER THE SOUTHERN PART OF THE GULF SUNDAY. 
MODELS CONTINUE TO BE BULLISH WITH THE POTENTIAL DEVELOPMENT OF 
THIS WAVE IN THE SW GULF. 

SW N ATLC...
A RIDGE OF HIGH PRESSURE ALONG 27N WILL SHIFT N TO NEAR 30N FRI 
NIGHT. IN GENERAL...MODERATE WINDS WILL PREVAIL OVER THE ARE FOR 
MUCH OF THE FORECAST PERIOD. THE ONLY EXCEPTION WILL BE OVER THE 
FAR S PART OF THE AREA WHERE FRESH TRADE WINDS ARE EXPECTED DUE 
TO A LOCALLY TIGHTER PRESSURE GRADIENT BETWEEN THE RIDGE AND A 
TROPICAL WAVE MOVING ACROSS THE CARIBBEAN.

CARIBBEAN AND TROPICAL N ATLC W OF 55W...
A TROPICAL WAVE IN THE EASTERN CARIBBEAN WILL REACH THE CENTRAL 
CARIBBEAN TODAY AND ENTER THE WESTERN CARIBBEAN FRI. THE 
WESTWARD PROPAGATION WILL DECREASE WITH CONVECTIVE ACTIVITY 
EXPECTED TO INCREASE AS THE WAVE MOVES SLOWLY ACROSS THE WESTERN 
CARIBBEAN OVER THE WEEKEND. THE TROPICAL WAVE WILL REACH THE 
YUCATAN PENINSULA SUN NIGHT...THEN MOVE INTO THE GULF OF MEXICO 
MONDAY. FRESH TO STRONG TRADEWINDS WILL PREVAIL OVER THE 
CARIBBEAN THROUGH THE FORECAST PERIOD. A SECOND TROPICAL WAVE 
WILL REACH THE TROPICAL N ATLC EARLY SUN...THE ENTER THE E 
CARIBBEAN EARLY MON. 

WARNINGS...

ATLC...
.NONE.

CARIBBEAN...
.NONE.

GULF OF MEXICO...
.NONE.

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

$$
FORECASTER AL