000 WTNT34 KNHC 170249 TCPAT4 BULLETIN HURRICANE DEAN ADVISORY NUMBER 15 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL042007 1100 PM AST THU AUG 16 2007 ...DEAN APPROACHING THE WINDWARD ISLANDS... A HURRICANE WARNING REMAINS IN EFFECT FOR ST. LUCIA... MARTINIQUE... DOMINICA...AND GUADELOUPE AND ITS DEPENDENCIES. PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE VERY NEAR COMPLETION. AT 11 PM AST...0300 UTC...A TROPICAL STORM WARNING HAS BEEN ISSUED FOR THE U.S. VIRGIN ISLANDS AND PUERTO RICO. A TROPICAL STORM WARNING REMAINS IN EFFECT FOR THE FOLLOWING ISLANDS OF THE LESSER ANTILLES...GRENADA AND ITS DEPENDENCIES...ST. VINCENT AND THE GRENADINES...BARBADOS...SABA...ST. EUSTATIUS... MONTSERRAT... ANTIGUA...NEVIS...ST KITTS...BARBUDA...ST. MAARTEN...AND ANGUILLA. A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA WITHIN THE NEXT 24 HOURS. AT 1100 PM AST...A TROPICAL STORM WATCH HAS BEEN ISSUED FOR THE SOUTH COAST OF THE DOMINICAN REPUBLIC FROM CABO ENGANO TO THE HAITI/DOMINICAN REPUBLIC BORDER. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS. INTERESTS IN THE CENTRAL AND WESTERN CARIBBEAN...INCLUDING HAITI...JAMAICA...AND THE CAYMAN ISLANDS...SHOULD CLOSELY MONITOR THE PROGRESS OF DEAN. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE. AT 1100 PM AST...0300Z...THE CENTER OF HURRICANE DEAN WAS LOCATED NEAR LATITUDE 14.1 NORTH...LONGITUDE 58.7 WEST OR ABOUT 160 MILES... 255 KM...EAST-SOUTHEAST OF MARTINIQUE AND ABOUT 80 MILES...130 KM... NORTHEAST OF BARBADOS. DEAN IS MOVING TOWARD THE WEST NEAR 25 MPH...41 KM/HR...AND THIS MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 24 HOURS. ON THE FORECAST TRACK...THE CENTER OF DEAN WILL BE PASSING VERY NEAR THE ISLANDS OF ST. LUCIA AND MARTINIQUE WITHIN THE NEXT SIX TO TWELVE HOURS. MAXIMUM SUSTAINED WINDS ARE NEAR 100 MPH...160 KM/HR...WITH HIGHER GUSTS. DEAN IS A CATEGORY TWO HURRICANE ON THE SAFFIR-SIMPSON SCALE. STRONGER WINDS...ESPECIALLY IN GUSTS...ARE LIKELY OVER ELEVATED TERRAIN NEAR THE PATH OF THE CENTER. SOME STRENGTHENING IS FORECAST DURING THE NEXT 24 HOURS. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 25 MILES...35 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES...220 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 976 MB...28.82 INCHES. STORM SURGE FLOODING OF 2 TO 4 FEET ABOVE NORMAL TIDE LEVELS... ACCOMPANIED BY LARGE AND DANGEROUS BATTERING WAVES...IS POSSIBLE NEAR THE CENTER OF DEAN. STORM TOTAL RAINFALL OF 2 TO 5 INCHES...WITH ISOLATED MAXIMUM AMOUNTS OF 10 INCHES IN MOUNTAINOUS AREAS...ARE POSSIBLE IN ASSOCIATION WITH DEAN IN THE LESSER ANTILLES. ACROSS PUERTO RICO...STORM TOTAL AMOUNTS OF 1 TO 2 INCHES CAN BE EXPECTED...WITH MAXIMUM AMOUNTS OF UP TO 5 INCHES. THESE RAINS COULD CAUSE LIFE-THREATENING FLASH FLOODS AND MUDSLIDES. REPEATING THE 1100 PM AST POSITION...14.1 N...58.7 W. MOVEMENT TOWARD...WEST NEAR 25 MPH. MAXIMUM SUSTAINED WINDS...100 MPH. MINIMUM CENTRAL PRESSURE...976 MB. AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 200 AM AST FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 500 AM AST. $$ FORECASTER FRANKLIN/BROWN