000 AGXX40 KNHC 281753 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 155 PM SUN MAY 28 2006 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. SW N ATLC WATERS... A WEAKENING RIDGE EXTENDING FROM 30N65W TO 27N75W IS LOSING ITS SIGNIFICANCE ACROSS THE AREA AS A BACKDOOR COLD FRONT IS SLIDING DOWN THE E COAST OF THE U.S. AND IS NOW ALONG 31N. WEAKENING FRONT WILL EXTEND FROM 31N75W TO CENTRAL FLORIDA BY LATE MON THEN STALL AND DRIFT WWD TUE AND DISSIPATE TUE NIGHT JUST OFF THE SE CONUS. RIDGE IS FORECAST TO REMAIN WEAK THROUGH TUE NIGHT...THEN BECOME REPOSITIONED ALONG 31N WED AND THU. RIDGE WEAKENS AGAIN FRI IN ADVANCE OF ANOTHER FRONTAL TROUGH APPROACHING THE SE COAST. GFS AS WELL AS THE NAM/CMC/NOGAPS ARE IN AGREEMENT IN DEVELOPING A SFC LOW ALONG AN OLD FRONTAL TROUGH WHICH EXTENDS WWD TO NEAR 26N65W. UPPER LEVEL SUPPORT SHOULD BE PROVIDED BY A DEVELOPING UPPER LEVEL LOW NEAR 34N71W WHICH IS FORECAST TO DRIFT EWD OVER THE NEXT 24-48 HOURS. ALTHOUGH THE FORECASTED DEVELOPMENT OF THE LOW WILL BE JUST E OF THE FCST AREA...SOME NELY WINDS OF 20 KT WILL SPILL INTO THE AREA E OF 70W IN A TIGHTENING GRADIENT BETWEEN THE LOW AND THE REPOSITIONED RIDGE NOTED ABOVE ALONG 32N LATE MON INTO WED. GULF OF MEXICO WATERS... CURRENTLY...WEAK RIDGE OF HIGH PRES EXTENDS ALONG THE GULF COAST RIDGE WILL WEAKEN SLIGHTLY BUT ESSENTIALLY REMAIN IN PLACE THROUGH WED. WINDS HAVE COME DOWN DURING THE DAY WITH 10-15 KT BEING REPORTED OVER MOST OF THE BUOYS. THESE WINDS SHOULD PERSIST THROUGH WED. ON THU AND FRI A WEAK TROUGH GRAZES BY TO THE N AND REDUCES WINDS EVEN FURTHER TO 10 KT OR LESS WITH SOME VARIABILITY IN THE DIRECTION. OVERALL...GREAT BOATING WEATHER WITH LOWEST WINDS AND SEAS FORECAST OVER THE NE AND E GULF THROUGH THE UPCOMING WEEK. CARIBBEAN AND TROPICAL ATLC WATERS... 1148 UTC QUIKSCAT PASS MISSED THE SW CENTRAL CARIBBEAN THIS MORNING AND COUPLED WITH LIMITED SHIP DATA IN THE AREA PROVIDED LITTLE HELP IN DEFINING THE AREA OF WINDS ALONG THE COLOMBIAN/VENEZUELAN COASTLINES. HOWEVER AS THE ATLC RIDGE WEAKENS OVER THE NEXT SEVERAL DAYS...EXPECT AREA OF WINDS TO SHRINK WITH ONLY 20 KT WINDS IN THE MORE FUNNELED AREAS. REPOSITIONING OF THE ATLC RIDGE WED AND THU ALLOWS WINDS TO INCREASE SLIGHTLY LATE WED INTO FRI WITH ISOLATED 25 KT AREAS POSSIBLE. MODERATE SELY WINDS ALONG THE COAST OF BELIZE THIS AFTERNOON WILL DECREASE TONIGHT. ELSEWHERE WINDS 15 KT OR LESS THROUGHOUT THE FORECAST PERIOD. NWW3 SEAS MAY BE A FOOT OR TOO LOW ALONG THE SOUTH AMERICAN COAST THROUGH TODAY. THEY LOOK REASONABLE FOR THE REMAINDER OF THE FORECAST. WARNINGS... ATLANTIC... NONE. CARIBBEAN... NONE. GULF OF MEXICO... NONE. FORECASTER COBB