000 AGXX40 KNHC 121635 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 1200 PM EST SUN MAR 12 2006 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. WEAKENING HIGH PRES ACROSS ENTIRE NORTHERN FORECAST WATERS TONIGHT RETRACTING E AS NEXT COLD FRONT ENTERS NW GULF MIDDAY MON AND INTO NW ATLC PORTION MIDDAY TUE...AND INTO NW CARIBBEAN AROUND MIDDAY WED. CURRENTLY THE GRADIENT IS SUPPORTING 20...OCCASIONALLY 25...KT OVER THE CENTRAL GULF OF MEXICO AND NW CARIBBEAN AND ELY 20 KT REMAINDER OF TROPICS...EXCEPT FOR 25-30 WITH HIGHER GUSTS OFFSHORE NW COLOMBIA. SEAS 7 TO 10 FT IN MIDDLE GULF AND NW AND E CARIBBEAN....AND MAX OF 13-14 FT NEAR COLOMBIA. A FEW HOURS AFTER FRONTAL PASSAGE THE NLY WINDS WILL INCREASE TO 20-25 KT GULF OF MEXICO WITH MAX SEAS BUILDING TO 11 FT. NOTE THAT THIS IS HIGHER THAT NWW3 SUGGESTS. S OF THE FRONT WINDS WILL BECOME LIGHT AND VARIABLE. HIGH PRES IN WAKE OF THE FRONT VEERING TO S FAST WITH NEXT FRONT THU NW GULF AND THU NIGHT ALONG GA COAST REACHING BERMUDA TO NW CARIBBEAN SUNRISE FRI. ATLC PORTION OF RIDGE WILL RETREAT E MON AND TUE AND BE E OF DISCUSSION AREA WED IN ADVANCE OF FRONT TUE AFTERNOON WHICH WILL REACH LINE FROM 31N65W TO CENTRAL CUBA WED AFTERNOON. SLY WINDS ARE EXPECTED TO INCREASE TO 20 KT...PERHAPS 25 KT...ALONG THE NE FLORIDA COAST TUE AHEAD OF THE FRONT. NLY 20-25 KT BEHIND FRONT TUE NIGHT DECREASING TO 20 KT WED AND 15 KT THU BECOMING SLY 15-20 KT THU NIGHT OVER NW WATERS AS NEXT SHORTWAVE MOVES THROUGH MISSISSIPPI DELTA. NE SWELLS WILL CONTINUE OVER THE SE PART OF THE SW N ATLC AND DECEASING TUE. CARIBBEAN WINDS EXPECTED TO DECREASE MON INTO TUE AS THE RIDGE WEAKENS. RESIDUAL NLY SWELLS WILL CONTINUE TO MOVE THROUGH NE CARIBBEAN PASSAGES TONIGHT INTO SUN. ATLC RIDGE WILL MAINTAIN NE WINDS ACROSS THE TROPICAL N ATLC THROUGH TUE NIGHT AS RIDGE RETREATS E...THEN MOSTLY NE 15 KT THROUGH FRI. WARNINGS... ATLANTIC... NONE. CARIBBEAN... NONE. GULF OF MEXICO... NONE. FORECASTER NELSON