000 AGXX40 KNHC 050518 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 220 AM EDT MON MAY 5 2008 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. MID-UPPER LEVEL RIDGE MAINTAINS ANTICYCLONIC FLOW ACROSS ENTIRE GULF OF MEXICO AS WEAK SHORT WAVE TROUGH PUSHES COLD FRONT OVER FLORIDA PANHANDLE. LITTLE IN THE WAY OF MOISTURE AVAILABLE FOR ANY SIGNIFICANT DEEP CONVECTION. MOST OF GULF OF MEXICO REMAINS DRY EXCEPT ALONG THE TEXAS COAST. LONGWAVE TROUGH ALOFT CONTROLS FLOW OVER SW ATLC AND E CARIBBEAN EXTENDING DRY AIR MASS FURTHER E TO 55W. SOME MOISTURE COMING OUT OF N SOUTH AMERICA ADVECTS NE ON SW PERIPHERY OF E ATLC UPPER RIDGE. GULF OF MEXICO... WEAK COLD FRONT FROM PANAMA CITY FLORIDA BECOMING STATIONARY NEAR 29N88W TO CORPUS CHRISTI TEXAS WILL MOVE E INTO THE W ATLC ON TUE BUT LACKS SIGNIFICANT MOISTURE. WIND AND SEAS SHOULD CONTINUE LIGHT TO MODERATE AS A SURFACE RIDGE BUILDS AS THE FRONT EXITS THE GULF. RETURN FLOW WILL INCREASE WINDS OVER THE W GULF BY WED AHEAD OF THE NEXT FRONT THAT WILL MOVE ACROSS TEXAS AND CLIP THE N GULF COAST LATE IN THE WEEK. CARIBBEAN SEAS CONTINUES WITH FAIR CONDITIONS AS PRES GRADIENT EASES WITH COLD FRONT FORCING ATLC RIDGE FURTHER E. WINDS WILL INCREASE OVER THE E CARIBBEAN AND ESPECIALLY OFF THE COLOMBIAN COAST ON TUE THROUGH REMAINDER OF THE WEEK. COLD FRONT ENTERS SW N ATLC LATE MON WITH SLIGHT INCREASE IN WIND AND SEAS BEHIND THE FRONT. REMAINDER OF THE AREA WILL REMAIN UNDER E FLOW. SURFACE RIDGE WILL CONTINUE TO SHIFT E THROUGH THE REMAINDER OF THE WEEK. WARNINGS... ATLC... NONE. CARIBBEAN... NONE. GULF OF MEXICO... NONE. .FORECASTER WALLACE. TROPICAL PREDICTION CENTER.