000 WTNT23 KNHC 180841 TCMAT3 HURRICANE ISABEL FORECAST/ADVISORY NUMBER 49 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL132003 0900Z THU SEP 18 2003 A HURRICANE WARNING REMAINS IN EFFECT FROM CAPE FEAR NORTH CAROLINA TO CHINCOTEAGUE VIRGINIA...INCLUDING PAMLICO AND ALBEMARLE SOUNDS...AND THE CHESAPEAKE BAY SOUTH OF SMITH POINT. A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA...GENERALLY WITHIN 24 HOURS. ALL PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO COMPLETION IN THE HURRICANE WARNING AREA. AT 5 AM EDT...0900 UTC...THE TROPICAL STORM WARNING IS EXTENDED EASTWARD FROM SANDY HOOK NEW JERSEY TO MORICHES INLET NEW YORK. A TROPICAL STORM WARNING IS NOW IN EFFECT NORTH OF CHINCOTEAGUE TO MORICHES INLET...INCLUDING DELAWARE BAY. A TROPICAL STORM WARNING REMAINS IN EFFECT SOUTH OF CAPE FEAR TO SOUTH SANTEE RIVER SOUTH CAROLINA...FOR THE CHESAPEAKE BAY FROM SMITH POINT NORTHWARD...AND FOR THE TIDAL POTOMAC. HURRICANE CENTER LOCATED NEAR 33.1N 74.7W AT 18/0900Z POSITION ACCURATE WITHIN 25 NM PRESENT MOVEMENT TOWARD THE NORTHWEST OR 325 DEGREES AT 12 KT ESTIMATED MINIMUM CENTRAL PRESSURE 957 MB EYE DIAMETER 40 NM MAX SUSTAINED WINDS 90 KT WITH GUSTS TO 110 KT. 64 KT.......100NE 80SE 60SW 90NW. 50 KT.......150NE 100SE 80SW 125NW. 34 KT.......300NE 250SE 150SW 250NW. 12 FT SEAS..650NE 500SE 400SW 450NW. WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT. REPEAT...CENTER LOCATED NEAR 33.1N 74.7W AT 18/0900Z AT 18/0600Z CENTER WAS LOCATED NEAR 32.5N 74.3W FORECAST VALID 18/1800Z 35.0N 76.4W...INLAND MAX WIND 90 KT...GUSTS 110 KT. 64 KT...100NE 80SE 60SW 60NW. 50 KT...150NE 100SE 80SW 95NW. 34 KT...300NE 250SE 150SW 175NW. FORECAST VALID 19/0600Z 37.9N 78.2W...INLAND MAX WIND 60 KT...GUSTS 75 KT. 50 KT...125NE 100SE 60SW 60NW. 34 KT...275NE 250SE 100SW 100NW. FORECAST VALID 19/1800Z 41.4N 78.5W...INLAND BECOMING EXTRATROPICAL MAX WIND 45 KT...GUSTS 55 KT. 34 KT...225NE 200SE 75SW 75NW. FORECAST VALID 20/0600Z 47.0N 78.0W...INLAND EXTRATROPICAL MAX WIND 35 KT...GUSTS 45 KT. 34 KT... 75NE 75SE 0SW 0NW. FORECAST VALID 21/0600Z 59.5N 72.5W...INLAND EXTRATROPICAL MAX WIND 30 KT...GUSTS 40 KT. EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 275 NM ON DAY 4 AND 375 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY OUTLOOK VALID 22/0600Z...ABSORBED BY EXTRATROPICAL LOW REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 33.0N 74.6W NEXT ADVISORY AT 18/1500Z FORECASTER BEVEN