000
AGXX40 KNHC 071708
MIMATS

MARINE WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 
130 PM SAT OCT 07 2006

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

STRONG CLOSED CYCLONIC VORTEX OVER N CAROLINA DRIFTING SW.  VERY DRY 
AIR MASS OVER SE CONUS MOVE IN BEHIND WEAK COLD FRONT NOW EXTENDING 
FROM 31N78W TO 28N80 W... ACROSS CENTRAL FLORIDA INTO GULF OF MEXICO 
TO SE TEXAS NEAR CORPUS CHRISTI.  LITTLE OR NO SIGNIFICANT WEATHER 
ASSOCIATED WITH FRONT REMAINS OVER WATER N OF 30N.  LIGHT TO 
MODERATE NE TO E WIND FLOW OVER MOST OF GULF OF MEXICO EXCEPT S OF 
25N ALONG 93W ASSOCIATED WITH SURFACE TROUGH OVER BAY OF CAMPECHE.  

TROPICAL WAVE ALONG 90W ALSO PRODUCING SCATTERED DEEP CONVECTION 
OVER GULF OF HONDURAS SHOULD CROSS YUCATAN PENINSULA AND INTO BAY
OF CAMPECHE WITHIN NEXT 48 HRS.  SYSTEM MOVING AWAY FROM FAVORABLE 
UPPER CONDITIONS BUT STILL REMAINS UNDER GOOD OUTFLOW ALOFT. 
LAND INTERACTION EXPECTED TO CURTAIL ANY REAL CHANCE OF DEVELOPING. 

TROPICAL WAVES AT 57W AND 67W MOVING W 10 TO 15 KT WITH ASSOCIATED 
SCATTERED MODERATE CONVECTION REMAIN UNDER ADVERSE SW SHEAR AND 
APPEAR TO HAVE LITTLE CHANCE OF DEVELOPMENT NEXT 36 HRS.  CENTRAL 
CARIBBEAN REMAINS VERY DRY WHICH SHOULD FURTHER DECREASE CONVECTION. 

WEAKENING ATLC RIDGE 1018 MB AT 24N74W EXPECTED TO DISSIPATE NEXT 24 
HRS.  WEAK TROUGH FROM 31N67W TO 22N73W SHOULD ALSO DISSIPATE NEXT 
24-30 HRS.

CARIBBEAN TRADES SHOULD REMAIN STRONG ALONG COAST OF SOUTH AMERICA 
WITH PASSAGE OF BOTH TROPICAL WAVES BUT DIMINISH AFTER THAT AS ATLC 
RIDGE EKES E AND WEAKENS AHEAD OF NEXT COLD FRONT DUE INTO GULF OF 
MEXICO BY THU.  
 
WARNINGS...
ATLANTIC...
NONE.

CARIBBEAN...
NONE.

GULF OF MEXICO...
NONE.

FORECASTER WALLY BARNES