ALERT ATCF MIL 99X XXX 170701000000 2017070100 14.3 132.3 22.7 125.4 180 14.3 132.3 010600 1707010551 1 SUBJ/TROPICAL CYCLONE FORMATION ALERT // WTPN21 PGTW 010600 RMKS/ 1. FORMATION OF A SIGNIFICANT TROPICAL CYCLONE IS POSSIBLE WITHIN 180 NM EITHER SIDE OF A LINE FROM 14.3N 132.3E TO 22.7N 125.4E 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 20 TO 25 KNOTS. METSAT IMAGERY AT 010530Z INDICATES THAT A CIRCULATION CENTER IS LOCATED NEAR 14.3N 132.3E. THE SYSTEM IS MOVING NORTHWESTWARD AT 15 KNOTS. 2. REMARKS: MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED AT 20 TO 25 KNOTS. MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 1004 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 020600Z.// 9917062900 98N1395E 15 9917062906 100N1383E 15 9917062912 104N1370E 15 9917062918 112N1359E 15 9917063000 116N1354E 20 9917063006 118N1349E 20 9917063012 120N1344E 20 9917063018 132N1333E 20 9917070100 143N1323E 20 NNNN