000
AGXX40 KNHC 130842
MIMATS

MARINE WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
400 AM EDT SAT JUN 13 2009

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

GULF OF MEXICO...
HIGH PRES CENTER 1015 MB NEAR 27N87W HAS RIDGE EXTENDING ACROSS 
N HALF OF GULF WITH MOSTLY GENTLE BREEZE AND SLIGHT SEAS... 
EXCEPT ALONG SE COAST OF TEXAS WHERE MODERATE SLY RETURN FLOW 
PREVAILS.  WEAK SURFACE TROUGH ALONG WESTERN CARIBBEAN EXPECTED 
TO ENTER GULF LATE MON INCREASING SE FLOW S OF 25N.     

CARIBBEAN AND TROPICAL N ATLC W OF 55W...
WEAK SURFACE TROUGH ALONG 76W REFLECTS UPPER LEVEL TROUGH AXIS 
WITH SCATTERED CONVECTION AND GUSTY WIND FIELD WITHIN 150 NM OF 
AXIS.  MODERATE TO FRESH TRADE WINDS CONTINUE ELSEWHERE ACROSS 
AREA WITH STRONGEST WINDS FROM 65W TO 80W.  TROPICAL WAVE ALONG 
63W S OF 17N MOVING ACROSS TROPICAL N ATLC EXPECTED TO ENTER 
CARIBBEAN SEA EARLY SAT REACHING 70W MON...AND 75W TUE.  FRESH 
EASTERLY WINDS AND SCATTERED CONVECTION FOLLOW WAVE.  INCREASE 
IN TRADE WINDS EXPECTED ON TUE AS PRES GRADIENT TIGHTENS BETWEEN 
RIDGE N OF AREA AND COLOMBIAN/PANAMANIAN LOW PRES.  

SUBTROPICAL ATLC W OF 65W...    
DEEP LAYER TROUGH CONTINUES AS MAIN FEATURE IN SW N ATLC 
EXTENDING SW INTO WESTERN CARIBBEAN.  CUT-OFF CYCLONIC VORTEX 
DEVELOPED AT 27N72W ADDS MODERATE DIFFLUENT FLOW ALOFT TO 
ENHANCE CONVECTION ALONG TROUGH AXIS.  TROUGH AND ASSOCIATED 
CONDITIONS EXPECTED TO MOVE N OF AREA BY SUN.  E TO W RIDGE WILL 
BUILD W ALONG 27N MON AND TUE.  LOW PRES SYSTEM MOVE OFF NORTH 
CAROLINA COAST LATE MON AND MOVE N OF BERMUDA WED WITH TRAILING 
COLD FRONT EXTENDING ALONG 31N. 

WARNINGS

ATLC...
.NONE.

CARIBBEAN...
.NONE.

GULF OF MEXICO...
.NONE.

FORECASTER WALLY BARNES. TROPICAL PREDICTION CENTER.