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#214087 (Received by flhurricane at: 4:58 AM 06.Sep.2008) TCPAT3 BULLETIN TROPICAL STORM HANNA ADVISORY NUMBER 38 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL082008 500 AM EDT SAT SEP 06 2008 ...HANNA MOVES ASHORE AS A TROPICAL STORM... AT 500 AM EDT...0900 UTC...THE HURRICANE WATCH ALONG THE COASTS OF SOUTH CAROLINA AND NORTH CAROLINA IS DISCONTINUED...AND THE TROPICAL STORM WARNING FROM THE SOUTH SANTEE RIVER SOUTH CAROLINA SOUTHWARD IS DISCONTINUED. AT 500 AM EDT...THE TROPICAL STORM WARNING IS EXTENDED NORTHWARD TO MERRIMACK RIVER MASSACHUSETTS. A TROPICAL STORM WARNING IS NOW IN EFFECT FROM NORTH OF SOUTH SANTEE RIVER SOUTH CAROLINA TO MERRIMACK RIVER MASSACHUSETTS...INCLUDING PAMLICO AND ALBEMARLE SOUNDS...ALL OF CHESAPEAKE BAY...THE TIDAL POTOMAC...WASHINGTON D.C...DELAWARE BAY...NEW YORK HARBOR...LONG ISLAND SOUND...BLOCK ISLAND...MARTHA`S VINEYARD AND NANTUCKET. A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA WITHIN THE NEXT 24 HOURS. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE. AT 500 AM EDT...0900Z...THE CENTER OF TROPICAL STORM HANNA WAS LOCATED NEAR LATITUDE 34.4 NORTH...LONGITUDE 78.3 WEST OR ABOUT 150 MILES...240 KM...NORTHEAST OF CHARLESTON SOUTH CAROLINA AND ABOUT 25 MILES... 45 KM...WEST-NORTHWEST OF WILMINGTON NORTH CAROLINA. HANNA IS MOVING TOWARD THE NORTH-NORTHEAST NEAR 22 MPH...35 KM/HR. A GRADUAL TURN TO THE NORTHEAST WITH AN INCREASE IN FORWARD SPEED IS EXPECTED TODAY AND TOMORROW. ON THE FORECAST TRACK...THE CENTER OF HANNA WILL MOVE ACROSS EASTERN NORTH CAROLINA THIS MORNING...ALONG THE MID-ATLANTIC COAST LATER TODAY AND TONIGHT.... AND ALONG THE COAST OF THE NORTHEASTERN UNITED STATES AND SOUTHEASTERN CANADA ON SUNDAY. MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 60 MPH...95 KM/HR...WITH HIGHER GUSTS. LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT COUPLE OF DAYS. HANNA IS EXPECTED TO LOSE TROPICAL CHARACTERISTICS BY LATE ON SUNDAY. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 200 MILES...325 KM FROM THE CENTER. THE MINIMUM CENTRAL PRESSURE BASED ON SURFACE OBSERVATIONS AND RECENT AIRCRAFT RECONNAISSANCE DATA IS 983 MB...29.03 INCHES. COASTAL STORM SURGE FLOODING ALONG THE ATLANTIC COASTS OF SOUTH CAROLINA AND NORTH CAROLINA SHOULD GRADUALLY SUBSIDE TODAY. STORM SURGE FLOODING OF 1 TO 3 FEET ABOVE NORMAL TIDE LEVELS IS EXPECTED TODAY IN ALBEMARLE AND PAMLICO SOUNDS AND IN CHESAPEAKE BAY...WHICH WILL SUBSIDE TONIGHT AFTER HANNA QUICKLY PASSES TO THE NORTHEAST. HANNA IS EXPECTED TO PRODUCE RAINFALL ACCUMULATIONS OF 4 TO 6 INCHES FROM CENTRAL NORTH CAROLINA...NORTHEASTWARD THROUGH EASTERN PORTIONS OF THE MID-ATLANTIC STATES...SOUTHERN NEW YORK...AND INTO SOUTHERN NEW ENGLAND...WITH ISOLATED MAXIMUM AMOUNTS OF 10 INCHES POSSIBLE. THESE RAINFALL AMOUNTS COULD PRODUCE FLASH FLOODING ACROSS THESE REGIONS. ISOLATED TORNADOES ARE POSSIBLE TODAY OVER EASTERN NORTH CAROLINA...EASTERN VIRGINIA...AND SOUTHERN MARYLAND. REPEATING THE 500 AM EDT POSITION...34.4 N...78.3 W. MOVEMENT TOWARD...NORTH-NORTHEAST NEAR 22 MPH. MAXIMUM SUSTAINED WINDS...60 MPH. MINIMUM CENTRAL PRESSURE...983 MB. AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 800 AM EDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 1100 AM EDT. $$ FORECASTER KNABB |