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| #146836 (Received by flhurricane at: 8:05 PM 18.Aug.2007) TCPAT4 BULLETIN HURRICANE DEAN INTERMEDIATE ADVISORY NUMBER 23A NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL042007 800 PM AST SAT AUG 18 2007 ...CENTER OF DEAN PASSING SOUTH OF THE DOMINICAN REPUBLIC... A HURRICANE WARNING REMAINS IN EFFECT FOR THE SOUTH COAST OF THE DOMINICAN REPUBLIC FROM BARAHONA WESTWARD TO THE HAITI-DOMINICAN REPUBLIC BORDER...AND FOR THE SOUTHWESTERN PENINSULA OF HAITI FROM THE HAITI-DOMINICAN REPUBLIC BORDER TO PORT-AU-PRINCE. A HURRICANE WARNING IS ALSO IN EFFECT FOR JAMAICA. A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA WITHIN THE NEXT 24 HOURS. PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO COMPLETION. A TROPICAL STORM WARNING IS STILL IN EFFECT ALONG THE SOUTH COAST OF THE DOMINICAN REPUBLIC FROM CABO ENGANO WESTWARD TO BARAHONA...AND FOR COAST OF HAITI NORTH OF PORT-AU-PRINCE TO THE NORTHERN HAITI-DOMINICAN REPUBLIC BORDER. A TROPICAL STORM WARNING IS ALSO EFFECT FOR PORTIONS OF CUBA...FROM THE PROVINCE OF CAMAGUEY EASTWARD TO THE PROVINCE OF GUANTANAMO. A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA WITHIN THE NEXT 24 HOURS. A HURRICANE WATCH REMAINS IN EFFECT FOR THE CAYMAN ISLANDS. A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS. INTERESTS ELSEWHERE IN THE WESTERN CARIBBEAN...INCLUDING WESTERN CUBA AND THE YUCATAN PENINSULA...SHOULD CLOSELY MONITOR THE PROGRESS OF DEAN. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE. AT 800 PM AST...0000Z...THE EYE OF HURRICANE DEAN WAS LOCATED NEAR LATITUDE 16.0 NORTH...LONGITUDE 71.0 WEST OR ABOUT 405 MILES... 650 KM...EAST-SOUTHEAST OF KINGSTON JAMAICA AND ABOUT 165 MILES... 265 KM...SOUTH-SOUTHWEST OF SANTO DOMINGO IN THE DOMINICAN REPUBLIC. DEAN IS MOVING TOWARD THE WEST NEAR 17 MPH...28 KM/HR...AND A WESTWARD OR WEST-NORTHWESTWARD MOTION IS EXPECTED DURING THE NEXT 24 HOURS. ON THIS TRACK...THE CORE OF THE HURRICANE WILL PASS JUST SOUTH OF THE SOUTHERN COAST OF HAITI TONIGHT AND WILL BE NEAR JAMAICA ON SUNDAY. MAXIMUM SUSTAINED WINDS REMAIN NEAR 150 MPH...240 KM/HR...WITH HIGHER GUSTS. DEAN IS AN EXTREMELY DANGEROUS CATEGORY FOUR HURRICANE ON THE SAFFIR-SIMPSON HURRICANE SCALE. SOME FLUCTUATIONS IN INTENSITY ARE POSSIBLE DURING THE NEXT 24 HOURS. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 70 MILES...110 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 230 MILES...370 KM. PUNTA CANA IN THE DOMINICAN REPUBLIC HAS BEEN EXPERIENCING TROPICAL STORM FORCE WIND GUSTS DURING THE PAST SEVERAL HOURS. THE MINIMUM CENTRAL PRESSURE JUST REPORTED BY AN AIR FORCE RESERVE RECONNAISSANCE AIRCRAFT WAS 920 MB...27.17 INCHES. STORM TOTAL RAINFALL AMOUNTS OF 5 TO 10 INCHES CAN BE EXPECTED OVER JAMAICA...WITH MAXIMUM AMOUNTS OF UP TO 20 INCHES POSSIBLE. AMOUNTS OF 4 TO 6 INCHES ARE POSSIBLE OVER SOUTHERN HAITI WITH MAXIMUM TOTALS OF 10 INCHES POSSIBLE. THE REMAINDER OF THE DOMINICAN REPUBLIC...HAITI AND EASTERN CUBA...COULD RECEIVE 2 TO 4 INCHES OF RAIN WITH MAXIMUM AMOUNTS UP TO 7 INCHES POSSIBLE. ADDITIONAL RAIN ACCUMULATIONS OF 1 TO 2 INCHES ARE POSSIBLE OVER PUERTO RICO...WITH ISOLATED STORM TOTAL AMOUNTS OF 5 INCHES. THESE RAINS COULD CAUSE LIFE-THREATENING FLASH FLOODS AND MUDSLIDES. COASTAL STORM SURGE FLOODING OF 7 TO 9 FEET ABOVE NORMAL TIDE LEVELS...ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...IS POSSIBLE NEAR THE CENTER OF DEAN IN THE HURRICANE WARNING AREA. REPEATING THE 800 PM AST POSITION...16.0 N...71.0 W. MOVEMENT TOWARD...WEST NEAR 17 MPH. MAXIMUM SUSTAINED WINDS...150 MPH. MINIMUM CENTRAL PRESSURE...920 MB. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 1100 PM AST. $$ FORECASTER KNABB |
