000 AGXX40 KNHC 110740 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 230 AM EST TUE DEC 11 2007 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. TROPICAL STORM OLGA IS PASSING JUST N OF PUERTO RICO. OLGA WILL CONTINUE MOVING WEST AND WEAKEN AS IT INTERACTS WITH HISPANOLA. LARGE UPPER RIDGE OVER THE AREA THROUGH WEDNESDAY MOVES SOUTH THURSDAY AND FRIDAY AS THE WESTERLIES MOVE SOUTH TO THE NORTHERN GULF OF MEXICO AND FLORIDA. STRONG SURFACE RIDGE JUST NORTH OF THE AREA COUPLED WITH OLGA PRODUCING GALE WINDS N OF THE GREATER ANTILLES. PRESSURE GRADIENT WEAKENS AS FORECAST REMNANTS OF OLGA MOVES OVER THE NORTHWEST CARIBBEAN THURSDAY AND FRIDAY. WEAK FRONT MOVES OFF TEXAS COAST THURSDAY AND REMAINS WEAK OVER THE NORTH AND NORTHWEST GULF THROUGH FRIDAY. WARNINGS... ATLANTIC...TROPICAL STORM WARNING AMZ087 AND AMZ080. CARIBBEAN... NONE. GULF OF MEXICO... NONE. FORECASTER MUNDELL