000 AGXX40 KNHC 200728 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 230 AM EST SAT DEC 20 2008 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO... CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. RADIOFAX SCHEDULE FOR GRAPHICAL WIND WAVE...SURFACE FORECAST AND PEAK WAVE PERIOD CHARTS HAS CHANGED. FOR THE ATLANTIC BASIN THIS INCLUDES 24...36...48 AND 72 HOUR WIND WAVE..24...48..72 HOUR SURFACE FORECAST AND 48 AND 72 HOUR PEAK WAVE PERIOD CHARTS. FOR ADDITIONAL INFORMATION PLEASE REFER TO THE FAX SCHEDULE ON THE NHC WEB SITE AT HTTP://WWW.NHC.NOAA.GOV/RADIOFAX.SHTML GALE FORCE WINDS ARE EXPECTED SUN BEHIND A COLD FRONT MOVING OFF THE TX COAST INTO THE NW GULF OF MEXICO. THE EVENT APPEARS TO BE MARGINAL FOR GALES IN MANY OF THE MODELS...BUT THE HI RES GFS CONTINUES TO SUPPORT IT AND THE NCEP ENSEMBLE MEMBERS ARE SUPPORTING AN INCREASED PROBABILITY OF THE EVENT OCCURRING COMPARED TO LAST NIGHT. REGARDLESS...A WIDESPREAD REGION OF WINDS OVER 30 KT IS EXPECTED BEHIND THE FRONT. IN THE CARIBBEAN...WINDS ARE SEAS ARE EXPECTED TO SUBSIDE OVER THE NEXT DAY OR TWO. A WEAK TROUGH IS CURRENTLY MOVING THROUGH PUERTO RICO AND IS EXPECTED TO TRACK W INTO CUBA THIS WEEKEND BEFORE ENCOUNTERING THE COLD FRONT PUSHING S FROM THE GULF OF MEXICO INTO THE FAR NW CARIBBEAN MON. THE STRONG HIGH PRESSURE SYSTEM BEHIND THE COLD FRONT N OF THE AREA WILL STIR STRONGER EASTERLY FLOW OVER THE CARIBBEAN TUE AND WED. IN THE ATLC...THE MODELS DISAGREE ON THE STRENGTH OF THE SYSTEM CURRENTLY EMBEDDED IN THE ITCZ NEAR 35W IN THE FAR SE WATERS. THE GFS CARRIES A SIGNIFICANTLY DEEPER SURFACE SYSTEM HERE BY SUN AFTERNOON AND GENERATES SEAS IN EXCESS OF 12 FT ASSOCIATED WITH THE SYSTEM BY MON EVENING. WITH LITTLE SUPPORT FROM THE OTHER MODELS...DOWN PLAYED THE FORECAST COMPARED TO THE GFS IN THE HIGH SEAS AND WIND WAVE CHARTS TO BE IN BETTER AGREEMENT WITH THE OTHER MODELS. ATLANTIC... NONE. CARIBBEAN... NONE. GULF OF MEXICO... GALE WARNING N OF 27N W OF 93W...GMZ080 FORECASTER SCHAUER CLARK. TROPICAL PREDICTION CENTER.