** WTSR20 WSSS 080600 *** NO STORM WARNING= ** WTPN21 PGTW 081630 *** MSGID/GENADMIN/NAVPACMETOCCEN PEARL HARBOR HI/JTWC// SUBJ/TROPICAL CYCLONE FORMATION ALERT/081621ZOCT2006// RMKS/ 1. FORMATION OF A SIGNIFICANT TROPICAL CYCLONE IS POSSIBLE WITHIN 210 NM EITHER SIDE OF A LINE FROM 11.5N 159.9E TO 17.3N 155.2E 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 IM- AGERY AT 081500Z INDICATES THAT A CIRCULATION CENTER IS LOCATED NEAR 11.7N 159.8E. THE SYSTEM IS MOVING NORTH-NORTHWESTWARD AT 12 KNOTS. 2. REMARKS: THE AREA OF CONVECTION PREVIOUSLY LOCATED NEAR 9.2N 161.9E, IS NOW LOCATED NEAR 12N 159.4E, APPROXIMATELY 310 NM NORTH-NORTHEAST OF POHNPEI. RECENT ANMATED ENHANCED INFRARED SAT- ELLITE IMAGERY AND A 081349Z TRMM PASS REVEAL BANDING CONVECTION WRAPPING INTO THE NORTHERN PERIPHERY OF A CONSOLIDATING LOW-LEVEL CIRCULATION CENTER (LLCC). UPPER-LEVEL ANALYSIS SHOWS AN ANTICYCLONE ALOFT AND A TUTT CELL TO THE NORTHWEST OF THE DISTURBANCE. THESE TWO FEATURES ARE COMBINING TO FACILITATE DUAL POLEWARD AND EQUATORWARD OUTFLOW CHANNELS WITH LOW VERTICAL WIND SHEAR. MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED AT 20 TO 25 KNOTS. MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 1003 MB. DUE TO CONSOLIDATING CON- VECTION AROUND THE LLCC, THE POTENTIAL FOR THE DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS IS UPGRADED TO GOOD. 3. THIS ALERT WILL BE REISSUED, UPGRADED TO WARNING OR CANCELLED BY 091630Z.// ** WTNT80 EGRR 081742 *** MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 08.10.2006 NO TROPICAL CYCLONES ANALYSED OR FORECAST TO DEVELOP IN THIS AREA IN THE NEXT THREE DAYS. MET OFFICE, EXETER, UK TOO 081742