000 AGXX40 KNHC 131849 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 300 PM 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... A WEAK 1017 MB HIGH PRES CENTER LOCATED NEAR 27N85W...HAS A RIDGE COVERING THE ENTIRE AREA WITH MAINLY GENTLE BREEZE AND LIGHT SEAS. THE EXCEPTIONS ARE ALONG THE SE COAST OF TEXAS WHERE SLY RETURN FLOW OF 15 KT IS BLOWING...AND WITHIN 120 NM OF THE YUCATAN COAST WHERE NE TO E WINDS OF 15 TO 20 KT ARE EXPECTED DURING THE EVENINGS. A TROPICAL WAVE CURRENTLY OVER THE WESTERN CARIBBEAN WILL DRIFT WWD REACHING THE YUCATAN PENINSULA LATE MON INTO TUE...AND INCREASING SE FLOW S OF 25N TUE AND WED WHEN THE WAVE IS EXPECTED TO MOVE OVER THE BAY OF CAMPECHE. CARIBBEAN AND TROPICAL N ATLC W OF 55W... A TROPICAL WAVE IS ALONG 81W S OF 22N WITH MODERATE TO STRONG CONVECTION JUST BEHIND THE TROUGH AXIS FROM 15N TO 19N. THIS WAVE WILL SLOWLY MOVE WWD ENTERING THE YUCATAN PENINSULA LATE MON INTO TUE. SE WINDS OF UP TO 20 KT AND MAX SEAS OF 8 FT WILL FOLLOW THE WAVE. A SECOND TROPICAL WAVE IS OVER THE EASTERN CARIBBEAN ALONG 63W S OF 16N PRODUCING SHOWER ACTIVITY AND GUSTY WINDS OVER THE WINDWARD ISLANDS. THE WAVE WILL CONTINUE TO MOVE WWD AT 10 TO 15 KT REACHING 73W MON...AND 83W WED. FRESH EASTERLY WINDS AND SCATTERED CONVECTION ARE FOUND BEHIND THE WAVE AXIS. MODERATE TO FRESH TRADE WINDS WILL CONTINUE TO BLOW ACROSS THE AREA WITH THE STRONGEST WINDS FROM 65W TO 80W. THESE CONDITIONS WILL SHIFT WWD TO 85W IN ABOUT 48 HOURS AS THE WAVES CONTINUE THEIR WWD MOTION. SUBTROPICAL ATLC W OF 65W... A DEEP LAYERED TROUGH REMAINS THE MAIN FEATURE IN SW N ATLC EXTENDING SW INTO WESTERN CARIBBEAN. UPPER DIFFLUENT AHEAD OF THIS TROUGH IS ENHANCING SCATTERED SHOWER ACTIVITY E OF 70W. A 1025 MB HIGH OVER THE CENTRAL ATLC NEAR 30N54W EXTENDS A RIDGE SWWD TO THE STRAITS OF FLORIDA. THE RIDGE WILL BUILD W ALONG 27N MON AND TUE. A LOW PRES SYSTEM WILL DEVELOP OFF COAST OF CAROLINAS TUE AND WED INCREASING SW FLOW N OF 28N. WARNINGS ATLC... .NONE. CARIBBEAN... .NONE. GULF OF MEXICO... .NONE. FORECASTER GR. TROPICAL PREDICTION CENTER.