ZCZC MIATCPAT3 ALL TTAA00 KNHC DDHHMM BULLETIN TROPICAL STORM ISABEL INTERMEDIATE ADVISORY NUMBER 52A NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 2 AM EDT FRI SEP 19 2003 ...ISABEL CONTINUES TO WEAKEN OVER NORTHERN VIRGINIA... A TROPICAL STORM WARNING REMAINS IN EFFECT FROM NORTH OF CURRITUCK BEACH LIGHT NORTH CAROLINA TO MORICHES INLET NEW YORK...INCLUDING CHESAPEAKE BAY...THE TIDAL POTOMAC AND DELAWARE BAY. WARNINGS WILL LIKELY BE LOWERED ALONG PORTIONS OF THE NORTH CAROLINA AND VIRGINIA COASTS LATER THIS MORNING. AT 2 AM EDT...0600Z...THE CENTER OF TROPICAL STORM ISABEL WAS LOCATED NEAR LATITUDE 38.3 NORTH...LONGITUDE 78.4 WEST OR JUST NORTH OF CHARLOTTESVILLE VIRGINIA. ISABEL IS MOVING TOWARD THE NORTH-NORTHWEST NEAR 23 MPH. A GRADUAL TURN TO THE NORTH WITH AN INCREASE IN FORWARD SPEED IS ANTICIPATED. ON THE FORECAST TRACK...THE CENTER OF ISABEL IS EXPECTED TO MOVE ACROSS WESTERN PENNSYLVANIA AND THE EASTERN GREAT LAKES DURING THE NEXT 24 HOURS. MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 60 MPH WITH HIGHER GUSTS. ALTHOUGH ISABEL WILL CONTINUE TO WEAKEN AS IT MOVES OVER LAND...STRONG WINDS GUSTS...MAY BE EXPERIENCED WELL INLAND ALONG THE TRACK OVER ELEVATED TERRAIN...AS WELL AS ON HIGH-RISE BUILDINGS AND OTHER STRUCTURES. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 345 MILES TO THE NORTHEAST OF THE CENTER. DURING THE PAST FEW HOURS...REAGAN NATIONAL AIRPORT IN WASHINGTON DC HAS REPORTED SUSTAINED WINDS OF 45 MPH WITH A GUST TO 58 MPH...AND THE NAVAL STATION AT PATUXENT RIVER MARYLAND HAS REPORTED SUSTAINED WINDS OF 56 MPH WITH A GUST TO 69 MPH. THE MARINE CORPS AIR STATION AT QUANTICO VIRGINIA HAS ESTIMATED A WIND GUST OF 78 MPH. ESTIMATED MINIMUM CENTRAL PRESSURE IS 978 MB...28.88 INCHES. STORM SURGE FLOODING OF 2 TO 4 FEET ABOVE NORMAL TIDE LEVELS... ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...MAY STILL OCCUR ALONG THE ATLANTIC COAST WITHIN THE TROPICAL STORM WARNING AREA. STORM SURGE FLOODING OF 4 TO 6 FT ABOVE NORMAL TIDE LEVELS IS STILL POSSIBLE IN CHESAPEAKE BAY AND THE TIDAL PORTIONS OF ADJACENT RIVERS. STORM SURGE FLOODING ALONG THE OUTER BANKS SHOULD GRADUALLY SUBSIDE TODAY. ADDITIONAL RAINFALL TOTALS OF 3 TO 5 INCHES...WITH LOCALLY HIGHER AMOUNTS...ARE LIKELY IN ASSOCIATION WITH ISABEL. THERE IS A THREAT OF ISOLATED TORNADOES OVER EASTERN VIRGINIA AND SOUTHEASTERN MARYLAND TODAY. REPEATING THE 2 AM EDT POSITION...38.3 N... 78.4 W. MOVEMENT TOWARD...NORTH-NORTHWEST NEAR 23 MPH. MAXIMUM SUSTAINED WINDS...60 MPH. MINIMUM CENTRAL PRESSURE... 978 MB. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE...AND STATEMENTS FROM LOCAL EMERGENCY MANAGEMENT OFFICIALS. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 5 AM EDT. FORECASTER BEVEN NNNN
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Page last modified: Monday, 07-Feb-2005 16:50:06 UTC