ZCZC MIATCMAT4 ALL TTAA00 KNHC DDHHMM TROPICAL STORM IVAN FORECAST/ADVISORY NUMBER 9 NATIONAL WEATHER SERVICE MIAMI FL AL0998 1500Z TUE SEP 22 1998 TROPICAL STORM CENTER LOCATED NEAR 23.6N 36.3W AT 22/1500Z POSITION ACCURATE WITHIN 45 NM PRESENT MOVEMENT TOWARD THE NORTH OR 355 DEGREES AT 14 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1000 MB MAX SUSTAINED WINDS 45 KT WITH GUSTS TO 55 KT 34 KT.......100NE 100SE 50SW 75NW 12 FT SEAS..125NE 100SE 50SW 125NW ALL QUADRANT RADII IN NAUTICAL MILES REPEAT...CENTER LOCATED NEAR 23.6N 36.3W AT 22/1500Z AT 22/1200Z CENTER WAS LOCATED NEAR 23.0N 36.2W FORECAST VALID 23/0000Z 25.6N 37.1W MAX WIND 45 KT...GUSTS 55 KT 34 KT...100NE 100SE 50SW 75NW FORECAST VALID 23/1200Z 26.8N 37.7W MAX WIND 45 KT...GUSTS 55 KT 34 KT...100NE 100SE 50SW 75NW FORECAST VALID 24/0000Z 28.4N 37.9W MAX WIND 45 KT...GUSTS 55 KT 34 KT...100NE 100SE 50SW 75NW REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 23.6N 36.3W EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE OUTLOOK VALID 24/1200Z 30.2N 37.9W MAX WIND 50 KT...GUSTS 60 KT 50 KT... 30NE 30SE 30SW 30NW OUTLOOK VALID 25/1200Z 33.0N 37.0W MAX WIND 50 KT...GUSTS 60 KT 50 KT... 30NE 30SE 30SW 30NW NEXT ADVISORY AT 22/2100Z RAPPAPORT STRIKE PROBABILITIES ASSOCIATED WITH THIS ADVISORY NUMBER CAN BE FOUND UNDER AFOS HEADER MIASPFAT4 AND WMO HEADER WTNT74 KNHC. NNNN