000 AGXX40 KNHC 221808 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 205 PM EDT SUN APR 22 2007 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. GULF OF MEXICO... WINDS HAVE VEERED OVER THE GULF AS HIGH PRES MOVES TO THE SE CONUS WITH AN INCREASE IN THE PRES GRADIENT IN FULL SWING AND HENCE THE WINDS AT BUOY 42003/FLORIDA STRAITS. PATTERN REMAINS IN PLACE THROUGH WED NIGHT THROUGH AS RIDGE SLIDES EWD AND SHIFTS S MORE VEERING OF THE WINDS ARE ANTICIPATED. FAVORABLE FUNNELING OF WINDS IN THE STRAITS OF FLORIDA HAS ALREADY RESULTED IN 9-10 FT COUNTER CURRENT SEAS AS EVIDENCED BY SHIP KGBE. NWW3...FNMOC AND UKMET WAVE MODELS ARE UNDERFORECASTING THE SEAS BY 2-3 FT AND THUS WILL LEAN TOWARD LOCAL WAVE NOMOGRAMS FOR SEAS IN THE STRAITS. ON WED NIGHT WINDS ABATE AS A A COLD FRONT EXITS THE TEXAS COAST EARLY THU AND ESSENTIALLY BECOMES DIFFUSE FROM MOBILE BAY TO CENTRAL TEXAS COAST BY LATE FRI. SW N ATLC... HIGH PRESS BUILDING OFF THE SE CONUS IS BEGINNING TO TIGHTEN THE PRESS GRADIENT OVER THE SOUTH AND CENTRAL PORTIONS OF THE AREA. WINDS WILL PICK UP TO 15-20 KT TONIGHT...SPREAD SWD ON MON AND PERSIST INTO TUE MAINLY S OF 27N. SEAS ARE FCST TO RUN 6-8 FT IN NLY SWELL EXCEPT 3-5 FT W OF THE BAHAMAS WITH SWELLS VEERING TO NE/E. THE HIGH/RIDGE BECOMES ESTABLISHED ALONG 30N TUE NIGHT THROUGH FRI WITH LIGHT AND VARIABLE WINDS AND SWELLS SUBSIDING TO 3-5 FT MAINLY AREAS N OF 25N WHILE 15-20 KT TRADES REMAIN ENTRENCHED S OF 25N. CARIBBEAN AND TROPICAL N ATLC... STATIONARY FRONT EXTENDS FROM 22N58W TO THE VIRGIN ISLANDS WHERE IT CONTINUES AS A STATIONARY FRONTAL TROUGH FROM THE VIRGIN ISLANDS SWWD TO THE COAST OF COLOMBIA. CONDITIONS W OF THE TROUGH ARE RATHER TRANQUIL WITH N/NE WINDS OF 10 KT AND SEAS 2-3 FT. THE ONLY EXCEPTION IS THE WINDWARD PASSAGE WHERE THE 1120 UTC QUIKSCAT PASS SHOWED 25 KT WINDS. TO THE E OF THE TROUGH... SLIGHTLY HIGHER S/SE 10-15 KT WINDS ARE NOTED WITH SEAS 3-5 FT. 20-25 KT WINDS ARE FORECAST TO SPREAD ACROSS JAMAICA...THE CAYMAN ISLANDS AND THE NE HALF OF THE NW CARIBBEAN ZONE BY TONIGHT AND PERSIST INTO TUE AS NE WINDS BEGIN TO INCREASE TO 20-25 KT OVER THE SW CARIBBEAN FOR THE FIRST TIME IN OVER A WEEK. 20-25 KT TRADES PERSIST GENERALLY W OF 70W TUE NIGHT INTO FRI WITH THE POSSIBILITY OF 30 KT OFF THE COLOMBIAN COAST. TRADES ALSO INCREASE NW OF THE WEAKENING FRONT IN THE N PORTION OF THE TROPICAL ATLC MON AND TUE. WARNINGS... ATLANTIC... NONE. CARIBBEAN... NONE. GULF OF MEXICO... NONE. FORECASTER COBB