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#213168 (Received by flhurricane at: 10:35 AM 03.Sep.2008) TCPAT3 BULLETIN TROPICAL STORM HANNA ADVISORY NUMBER 27 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL082008 1100 AM AST WED SEP 03 2008 ...HANNA GETTING LARGER...BUT NOT STRONGER...AS IT EDGES NORTHWARD... A HURRICANE WARNING IS IN EFFECT FOR THE CENTRAL BAHAMAS...THE SOUTHEASTERN BAHAMAS...AND THE TURKS AND CAICOS ISLANDS. A HURRICANE WATCH IS IN EFFECT FOR THE NORTHWESTERN BAHAMAS. A TROPICAL STORM WARNING REMAINS IN EFFECT IN HISPANIOLA FROM PORT AU PRINCE HAITI NORTHWARD AND WESTWARD TO PUERTO PLATA IN THE DOMINICAN REPUBLIC. INTERESTS IN THE SOUTHEASTERN UNITED STATES SHOULD MONITOR THE PROGRESS OF HANNA. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE. AT 1100 AM AST...1500Z...THE CENTER OF TROPICAL STORM HANNA WAS LOCATED NEAR LATITUDE 20.6 NORTH...LONGITUDE 71.8 WEST OR ABOUT 95 MILES...155 KM...EAST-SOUTHEAST OF GREAT INAGUA ISLAND AND ABOUT 75 MILES...125 KM...SOUTHWEST OF GRAND TURK ISLAND. HANNA IS MOVING TOWARD THE NORTH NEAR 6 MPH...9 KM/HR. A TURN TO THE NORTHWEST WITH AN INCREASE IN FORWARD SPEED IS EXPECTED OVER THE NEXT 24 HOURS. ON THE FORECAST TRACK...THE CENTER OF HANNA SHOULD BE MOVING THROUGH OR JUST EAST OF THE CENTRAL AND NORTHWESTERN BAHAMAS OVER THE NEXT COUPLE OF DAYS. MAXIMUM SUSTAINED WINDS ARE NEAR 60 MPH...95 KM/HR...WITH HIGHER GUSTS. LITTLE CHANGE IN STRENGTH IS FORECAST TODAY...BUT HANNA COULD REGAIN HURRICANE STRENGTH TOMORROW OR ON FRIDAY. HANNA HAS BECOME A LARGE TROPICAL CYCLONE. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 290 MILES...465 KM...MAINLY TO THE NORTH OF THE CENTER. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 997 MB...29.44 INCHES. HANNA IS EXPECTED TO PRODUCE RAINFALL TOTALS OF 4 TO 8 INCHES... WITH MAXIMUM ISOLATED AMOUNTS OF 12 INCHES...OVER THE SOUTHEASTERN BAHAMAS...THE TURKS AND CAICOS ISLANDS...AND EASTERN CUBA. RAINFALL TOTALS OF 6 TO 10 INCHES...WITH ISOLATED MAXIMUM AMOUNTS OF UP TO 15 INCHES...ARE POSSIBLE OVER HISPANIOLA...WHERE THESE RAINS COULD CAUSE LIFE-THREATENING FLASH FLOODS AND MUD SLIDES. MODERATE TO LOCALLY HEAVY RAINFALL IS POSSIBLE ALONG THE EAST COAST OF FLORIDA BY FRIDAY MORNING. COASTAL STORM SURGE FLOODING OF 1 TO 3 FEET ABOVE NORMAL TIDE LEVELS CAN BE EXPECTED IN AREAS OF ONSHORE FLOW WITHIN THE HURRICANE WARNING AREA. SWELLS FROM HANNA ARE EXPECTED TO INCREASE THE RISK OF DANGEROUS RIP CURRENTS ALONG PORTIONS OF THE SOUTHEASTERN UNITED STATES COAST DURING THE NEXT COUPLE OF DAYS. REPEATING THE 1100 AM AST POSITION...20.6 N...71.8 W. MOVEMENT TOWARD...NORTH NEAR 6 MPH. MAXIMUM SUSTAINED WINDS...60 MPH. MINIMUM CENTRAL PRESSURE...997 MB. AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 200 PM AST FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 500 PM AST. $$ FORECASTER FRANKLIN |