000 WTNT33 KNHC 021756 TCPAT3 BULLETIN TROPICAL STORM HANNA INTERMEDIATE ADVISORY NUMBER 23A NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL082008 200 PM AST TUE SEP 02 2008 ...HANNA CONTINUES TO PRODUCE HEAVY RAINS OVER THE SOUTHEASTERN BAHAMAS AND HISPANIOLA... A HURRICANE WARNING REMAINS IN EFFECT FOR THE CENTRAL BAHAMAS...THE SOUTHEASTERN BAHAMAS...AND THE TURKS AND CAICOS ISLANDS. A TROPICAL STORM WARNING IS IN EFFECT FOR THE NORTHERN COAST OF HAITI FROM LE MOLE ST NICHOLAS EASTWARD TO THE NORTHERN BORDER WITH THE DOMINICAN REPUBLIC. A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA WITHIN THE NEXT 24 HOURS. INTERESTS IN EASTERN CUBA...THE NORTHWESTERN BAHAMAS...AND THE FLORIDA PENINSULA SHOULD MONITOR THE PROGRESS OF HANNA. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE. AT 200 PM AST...1800Z...THE CENTER OF TROPICAL STORM HANNA WAS LOCATED NEAR LATITUDE 20.6 NORTH...LONGITUDE 72.9 WEST OR JUST SOUTHEAST OF GREAT INAGUA ISLAND IN THE SOUTHEASTERN BAHAMAS AND ABOUT 420 MILES...680 KM...SOUTHEAST OF NASSAU. HANNA HAS BEEN DRIFTING SOUTHEASTWARD TODAY. HOWEVER...A NORTHWESTWARD MOTION IS EXPECTED TO BEGIN TONIGHT OR TOMORROW. ON THE FORECAST TRACK...HANNA WILL MOVE OVER THE SOUTHEASTERN BAHAMAS TONIGHT AND INTO THE CENTRAL BAHAMAS TOMORROW. MAXIMUM SUSTAINED WINDS ARE NEAR 70 MPH...110 KM/HR...WITH HIGHER GUSTS. LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT 24 HOURS. AN AIR FORCE RECONNAISSANCE AIRCRAFT IS CURRENTLY INVESTIGATING HANNA. SOME STRENGTHENING IS POSSIBLE ON WEDNESDAY AND THURSDAY. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 175 MILES...280 KM FROM THE CENTER. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 985 MB...29.09 INCHES. HANNA IS EXPECTED TO PRODUCE RAINFALL TOTALS OF 4 TO 8 INCHES... WITH 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 20 INCHES...ARE POSSIBLE OVER HISPANIOLA WHERE THESE RAINS COULD CAUSE LIFE-THREATENING MUDSLIDES AND FLASH FLOODING. COASTAL STORM SURGE FLOODING OF 3 TO 5 FEET ABOVE NORMAL TIDE LEVELS...ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...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 200 PM AST POSITION...20.6 N...72.9 W. MOVEMENT...DRIFTING SOUTHEASTWARD. MAXIMUM SUSTAINED WINDS...70 MPH. MINIMUM CENTRAL PRESSURE...985 MB. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 500 PM AST. $$ FORECASTER RHOME/KNABB