WTPN21 PGTW 130230 COR REF/A/NAVMARFCSTCEN PEARL HARBOR HI/130221Z DEC 11// AMPN/REF IS TROPICAL CYCLONE FORMATION ALERT (WTPN22 PGTW 130230)// RMKS/ 1. FORMATION OF A SIGNIFICANT TROPICAL CYCLONE IS POSSIBLE WITHIN 155 NM EITHER SIDE OF A LINE FROM 5.9N 147.2E TO 7.1N 140.9E 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 15 TO 20 KNOTS. METSAT IM- AGERY AT 122330Z INDICATES THAT A CIRCULATION CENTER IS LOCATED NEAR 6.0N 146.7E. THE SYSTEM IS MOVING WESTWARD AT 22 KNOTS. 2. REMARKS: THIS SUPERSEDES REF A. 3. THIS ALERT WILL BE REISSUED, UPGRADED TO WARNING OR CANCELLED BY 140230Z. // 9511121200 51N1545E 15 9511121206 54N1526E 15 9511121212 55N1507E 15 9511121218 57N1489E 15 9511121300 60N1467E 20