ZCZC MIATCMAT3 ALL TTAA00 KNHC DDHHMM TROPICAL STORM GABRIELLE FORECAST/ADVISORY NUMBER 18 NATIONAL WEATHER SERVICE MIAMI FL AL0801 0300Z SUN SEP 16 2001 TROPICAL STORM WARNINGS ARE DISCONTINUED ALONG THE US EAST COAST FROM SEBASTIAN INLET FLORIDA TO BRUNSWICK GEORGIA. MARINE INTERESTS SHOULD EXERCISE CAUTION UNTIL WINDS AND SEAS SUBSIDE. GALE WARNINGS REMAIN IN EFFECT FROM NORTH OF BRUNSWICK TO CAPE HATTERAS NORTH CAROLINA. TROPICAL STORM CENTER LOCATED NEAR 30.8N 77.3W AT 16/0300Z POSITION ACCURATE WITHIN 45 NM PRESENT MOVEMENT TOWARD THE NORTHEAST OR 55 DEGREES AT 12 KT ESTIMATED MINIMUM CENTRAL PRESSURE 998 MB MAX SUSTAINED WINDS 50 KT WITH GUSTS TO 60 KT. 50 KT.......125NE 125SE 0SW 125NW. 34 KT.......150NE 150SE 125SW 175NW. 12 FT SEAS..200NE 150SE 150SW 175NW. 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 30.8N 77.3W AT 16/0300Z AT 16/0000Z CENTER WAS LOCATED NEAR 30.4N 77.9W FORECAST VALID 16/1200Z 31.8N 75.3W...EXTRATROPICAL MAX WIND 50 KT...GUSTS 60 KT. 50 KT...125NE 125SE 50SW 125NW. 34 KT...150NE 150SE 125SW 175NW. FORECAST VALID 17/0000Z 33.3N 72.6W...EXTRATROPICAL MAX WIND 50 KT...GUSTS 60 KT. 50 KT...100NE 100SE 100SW 100NW. 34 KT...150NE 150SE 150SW 150NW. FORECAST VALID 17/1200Z 34.7N 70.0W...EXTRATROPICAL MAX WIND 50 KT...GUSTS 60 KT. 50 KT...100NE 100SE 100SW 100NW. 34 KT...150NE 150SE 150SW 150NW. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 30.8N 77.3W EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE OUTLOOK VALID 18/0000Z 36.1N 67.3W...EXTRATROPICAL MAX WIND 50 KT...GUSTS 60 KT. 50 KT...100NE 100SE 100SW 100NW. 34 KT...150NE 150SE 150SW 150NW. OUTLOOK VALID 19/0000Z 39.0N 62.0W...EXTRATROPICAL MAX WIND 50 KT...GUSTS 60 KT. 50 KT...100NE 100SE 100SW 100NW. 34 KT...150NE 150SE 150SW 150NW. NEXT ADVISORY AT 16/0900Z FORECASTER LAWRENCE NNNN