WTPN31 PGTW 171500 RRA MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE WARNING// RMKS/ 1. TROPICAL DEPRESSION 03W (THREE) WARNING NR 002 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 171200Z --- NEAR 21.5N 129.4E MOVEMENT PAST SIX HOURS - 345 DEGREES AT 12 KTS POSITION ACCURATE TO WITHIN 030 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER REPEAT POSIT: 21.5N 129.4E --- FORECASTS: 12 HRS, VALID AT: 180000Z --- 23.5N 128.7E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER VECTOR TO 24 HR POSIT: 330 DEG/ 11 KTS --- 24 HRS, VALID AT: 181200Z --- 25.4N 127.5E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 171500Z POSITION NEAR 22.0N 129.2E. TROPICAL DEPRESSION 03W (THREE), LOCATED APPROXIMATELY 313 NM SOUTH-SOUTHEAST OF KADENA AB, HAS TRACKED NORTH-NORTHWESTWARD AT 12 KNOTS OVER THE PAST SIX HOURS. THE CURRENT POSITION IS BASED ON A RECENT PGTW SATELLITE FIX ON A PARTIALLY-EXPOSED LOW-LEVEL CIRCULATION CENTER AND ON A 170939Z SSMIS IMAGE. THE INTENSITY ESTIMATE OF 25 KNOTS IS CONSISTENT WITH RECENT SUBJECTIVE DVORAK ESTIMATES AND STRUCTURE EVIDENT IN MICROWAVE SATELLITE IMAGERY. TD=