000
AGXX40 KNHC 070701
MIMATS

MARINE WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 
300 AM MON AUG 07 2006

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

UPPER LEVELS...
STRONG MID/UPPER LEVEL ANTICYCLONIC CIRCULATION OVER SE CONUS 
LITERALLY COVER ERN HALF OF GULF OF MEXICO AND WRN THIRD OF 
SW N ATLC. ANOTHER ONE DOMINATES ALL OF THE CARIBBEAN SEA. 

WEAK TROUGH OVER WRN GULF OF MEXICO DRIFTING W MAINTAINS 
MOISTURE TRAPPED W OF 93W.  UPPER CYCLONIC VORTEX AT 26N71W 
SHOULD MOVE W OVER S FLORIDA WED AND THU THEN INTO SE GULF OF 
MEXICO FRI.  ONLY WIDELY SCATTERED TSTMS IS ASSOCIATED WITH 
EITHER OF THESE FEATURES. 

UPPER LEVEL RIDGE OVER CENTRAL ATLC HAS KEPT VERY DRY AIRMASS W 
OF 40W ARRESTING DEVELOPMENT OF TROPICAL WAVES COMING ACROSS... 
UNTIL NOW.  

SURFACE...   
TROPICAL WAVE ALONG 63W DRAGS HEALTHY CONVECTION WITHIN 240 NM 
OF AXIS...NOW OVER LEEWARD ISLANDS IN CARIBBEAN.  STRONG WINDS 
AND LARGE SWELLS ADD TO IMPACT ALONG ITS PATH ACROSS TROPICAL 
ATLC.  WAVE WILL TIGHTEN GRADIENT OVER ERN AND CENTRAL CARIBBEAN 
EXACERBATING WINDY CONDITIONS ALREADY IN PLACE. 

.WARNINGS...

ATLC...NONE.

CARIBBEAN...NONE.

GULF OF MEXICO...NONE.

FORECASTER WALLY BARNES