000 AGXX40 KNHC 250541 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 140 AM TUE JUL 25 2006 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. UPPER LEVELS... RIDGE OVER THE AREA EXTENDING ALONG A LINE THROUGH 31N65W TO THE SOUTHWESTERN GULF OF MEXICO WILL DRIFT NORTH REACHING TO ALONG 30N THURSDAY. THE RIDGE WILL WEAKEN WEST OF 80W THURSDAY AS A WEAK SHORTWAVE TROUGH PASSES EASTWARD MAINLY NORTH OF THE AREA. BY SATURDAY RIDGE ALONG 30N EAST OF 80W AND WEAK TROUGH OVER THE AREA WEST OF 80W. SURFACE... RIDGE ALONG LINE THROUGH 31N65W TO THE CENTRAL GULF OF MEXICO WITH A TROUGH OVER THE WESTERN GULF AND A WEAK LOW ALONG THE COAST. THE RIDGE WILL GRADUALLY DRIFT NORTH REACHING TO ALONG 30N THURSDAY. THE TROUGH AND LOW PRESSURE WILL MOVE NORTHWEST AND BE NORTHWEST OF THE AREA THURSDAY. RIDGE WILL CONTINUE ALONG 30N THROUGH SATURDAY. WINDS OF SIGNIFICANCE...NEAR OR GREATER THAN 20 KNOTS... 1) SOUTHERLY WINDS OVER THE WESTERN GULF THROUGH THURSDAY. 2) GALES IN THE SOUTHERN CARIBBEAN THROUGH 00Z WEDNESDAY. OTHERWISE EASTERLY TRADES IN THE SOUTHWEST AND SOUTH CENTRAL CARIBBEAN THROUGH FRIDAY. 3) TRADES OVER THE ATLANTIC SOUTH OF 25N EAST OF 65W THROUGH WEDNESDAY NIGHT WILL SPREAD WEST REACHING THE EASTERN BAHAMAS FRIDAY AND THE CENTRAL BAHAMAS SATURDAY. .WARNINGS... ATLC...NONE. CARIBBEAN...GALE WARNING TILL 26/00Z...AMZ084 AND AMZ086. GULF OF MEXICO...NONE. FORECASTER LL