WTPN23 PGTW 120830 REF/A/NAVMARFCSTCEN PEARL HARBOR HI/151221Z OCT 11// AMPN/REF IS TROPICAL CYCLONE FORMATION ALERT (WTPN22 PGTW 151230)// RMKS/ 1. FORMATION OF A SIGNIFICANT TROPICAL CYCLONE IS POSSIBLE WITHIN 075 NM EITHER SIDE OF A LINE FROM 14.2N 93.7W TO 15.9N 93.7W 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 17 TO 23 KNOTS. METSAT IM- AGERY, SYNOPTIC DATA AND RADAR DATA AT 120800Z INDICATE THAT A CIRCULATION CENTER IS LOCATED NEAR 14.5N 93.6W. THE SYSTEM IS MOVING NORTHWARD AT 08 KNOTS. 2. REMARKS: THIS SUPERSEDES REF A. 3. THIS ALERT WILL BE REISSUED, UPGRADED TO WARNING OR CANCELLED BY 130830Z. // 9911100600 91N 903W 20 9911100606 93N 907W 20 9911100612 95N 913W 20 9911100618 97N 917W 20 9911100700 101N 925W 20 9911100706 105N 931W 20 9911100712 109N 945W 20 9911100718 110N 950W 25 9911100800 111N 954W 25 9911100806 111N 958W 25 9911100812 111N 961W 25 9911100818 110N 965W 25 9911100900 107N 970W 25 9911100906 108N 965W 20 9911100912 110N 960W 25 9911100918 109N 959W 25 9911101000 110N 955W 25 9911101006 113N 950W 25 9911101012 116N 947W 25 9911101018 118N 946W 25 9911101100 120N 944W 25 9911101106 121N 941W 25 9911101112 125N 940W 25 9911101118 131N 938W 30 9911101200 137N 937W 30 9911101206 145N 936W 30