000 AGXX40 KNHC 081733 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 225 PM EDT THU MAY 8 2008 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. GULF OF MEXICO...LIGHT TO MODERATE EAST TO SOUTHEASERLY FLOW COVERS MOST OF THE GULF ATTM EXCEPT OVER THE NORTHWEST WATERS WHERE BUOYS ARE REPORTING 20 KT. THESE WINDS WILL DIMINISH TONIGHT AS THE GRADIENT BETWEEN LOW PRES OVER TEXAS AND HIGH PRES OVER THE W ATLC WEAKENS...ALLOWING THE RIDGE TO SETTLE ALONG ABOUT 25N THROUGH FRI. THE MODELS HAVE COME INTO BETTER AGREEMENT LATE IN THE PERIOD. WINDS WILL INCREASE SAT INTO SUN...THEN DIMINISH AS A COLD FRONT MOVES ACROSS THE NRN GULF. RETURN FLOW WILL INCREASE ACROSS THE WRN GULF ONCE AGAIN TUE. CARIBBEAN AND TROPICAL NORTH ATLC...THE MAIN FEATURE AFFECTING THIS AREA IS A SURFACE HIGH NORTH OF THE AREA THAT IS INDUCING STRONG TRADES THROUGH THE CENTRAL CARIBBEAN. BUOYS 42058 AND 42059 ARE REPORTING 20 KT AND THERE ARE 25 KT REPORTS NEAR THE COLUMBIAN COAST. ELSEWHERE THE WINDS ARE LIGHTER AND GENRALLY EASTERLY TO SOUTHEASTERLY. GLOBAL MODELS INDICATE THAT THIS PATTERN WILL PERSIST THROUGH THE END OF THE PERIOD. SOUTHWEST ATLANTIC...A 1022 MB HIGH JUST W OF BERMUDA ATTM WILL ALLOW RETURN FLOW WILL INCREASE ALONG THE FL COAST TONIGHT AND CONTINUE THROUGH FRI NIGHT. MODELS CONTINUE TO SHOW SOME DIFFERENCES WITH RESPECT TO THE STRENGTH OF A LOW FORECAST TO MOVE NORTHEAST THROUGH THE TENNESSEE VALLEY THROUGH FRI NIGHT...AND AGAIN WITH ANOTHER LOW FOLLOWING THE SAME GENERAL PATH BY LATE SUN. GFS...EURO AND UKMET ALL SHOW THE SECOND LOW TO BE A LITTLE DEEPER AND...AS IN THE LAST RUN...SHOW SW WINDS OFF THE N FLORIDA TO 30 KT FOR SUN NIGHT. WILL ADJUST THE AFTERNOON PACKAGE ACCORDINGLY. MODELS ALSO INDICATE A LATE SEASON COLD FRONT EMERGING OFF THE COAST ON MONDAY...FOLLOWED BY FRESH TO STRONG NW WINDS. HIGH PRES WILL THEN REBUILD FROM THE SE TUE. WARNINGS... ATLC... NONE. CARIBBEAN... NONE. GULF OF MEXICO... NONE. .FORECASTER KB/MN. TROPICAL PREDICTION CENTER.