ALERT ATCF MIL 90X XXX 210920180000 2021092018 -9.5 84.2 -10.5 80.3 80 -9.5 84.2 201830 2109201830 1 SUBJ/TROPICAL CYCLONE FORMATION ALERT// WTXS21 PGTW 201830 RMKS/ 1. FORMATION OF A SIGNIFICANT TROPICAL CYCLONE IS POSSIBLE WITHIN 080 NM EITHER SIDE OF A LINE FROM 9.5S 84.2E TO 10.5S 80.3E WITHIN THE NEXT 12 TO 24 HOURS. AVAILABLE DATA DOES NOT JUSTIFY ISSUANCE OF NUMBERED TROPICAL CYCLONE WARNINGS AT THIS TIME. WINDS IN THE AREA ARE ESTIMATED TO BE 23 TO 27 KNOTS. METSAT IMAGERY AT 201500Z INDICATES THAT A CIRCULATION CENTER IS LOCATED NEAR 9.5S 84.2E. THE SYSTEM IS MOVING SOUTHWARD AT 10 KNOTS. 2. REMARKS: MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED AT 23 TO 27 KNOTS. MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 1002 MB. THE POTENTIAL FOR THE DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS IS HIGH. 3. THIS ALERT WILL BE REISSUED, UPGRADED TO WARNING OR CANCELLED BY 211830Z. // 9021092000 75S 841E 15 9021092006 80S 841E 20 9021092012 85S 840E 25 9021092018 95S 842E 25 NNNN