WTPN21 PHNC 151330 RMKS/ 1. FORMATION OF A SIGNIFICANT TROPICAL CYCLONE IS POSSIBLE WITHIN 200 NM EITHER SIDE OF A LINE FROM 7.8N 102.0W TO 9.5N 109.1W WITHIN THE NEXT 03 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 28 TO 32 KNOTS. METSAT IMAGERY AT 151130Z INDICATES THAT A CIRCULATION CENTER IS LOCATED NEAR 8.0N 103.1W. THE SYSTEM IS MOVING WEST-NORTHWESTWARD AT 08 KNOTS. 2. REMARKS: 3. THIS ALERT WILL BE REISSUED, UPGRADED TO WARNING OR CANCELLED BY 161330Z. // 9013051218 63N 927W 15 9013051300 64N 936W 15 9013051306 65N 944W 20 9013051312 67N 952W 20 9013051318 69N 959W 20 9013051400 70N 968W 25 9013051406 71N 977W 25 9013051412 72N 987W 25 9013051418 74N 998W 25 9013051500 76N1010W 25 9013051506 78N1023W 25 9013051512 80N1031W 30