WTPN31 PGTW 210900 1. TROPICAL DEPRESSION 09W WARNING NR 001 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 210600Z9 --- NEAR 24.0N6 151.8E5 MOVEMENT PAST SIX HOURS - 345 DEGREES AT 07 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT REPEAT POSIT: 24.0N6 151.8E5 --- FORECASTS: 12 HRS, VALID AT: 211800Z2 --- 24.7N3 151.3E0 MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT VECTOR TO 24 HR POSIT: 310 DEG/ 06 KTS --- 24 HRS, VALID AT: 220600Z0 --- 25.4N1 150.3E9 MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT RADIUS OF 035 KT WINDS - 045 NM VECTOR TO 36 HR POSIT: 295 DEG/ 05 KTS --- 36 HRS, VALID AT: 221800Z3 --- 25.8N5 149.3E7 MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT RADIUS OF 050 KT WINDS - 020 NM RADIUS OF 035 KT WINDS - 055 NM VECTOR TO 48 HR POSIT: 285 DEG/ 10 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 230600Z1 --- 26.3N1 147.2E4 MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT RADIUS OF 050 KT WINDS - 025 NM RADIUS OF 035 KT WINDS - 080 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 280 DEG/ 11 KTS --- 72 HRS, VALID AT: 240600Z2 --- 27.0N9 142.5E2 MAX SUSTAINED WINDS - 085 KT, GUSTS 105 KT RADIUS OF 050 KT WINDS - 040 NM OVER WATER RADIUS OF 035 KT WINDS - 090 NM NORTHEAST QUADRANT 075 NM SOUTHEAST QUADRANT 075 NM SOUTHWEST QUADRANT OVER WATER 090 NM NORTHWEST QUADRANT OVER WATER --- REMARKS: 210900Z2 POSITION NEAR 24.2N8 151.7E4. TROPICAL DEPRESSION (TD) 09W, LOCATED APPROXIMATELY 560 NM EAST OF IWO JIMA, HAS TRACKED NORTH-NORTHWESTWARD AT 06 KNOTS OVER THE PAST 6 HOURS. RECENT MICROWAVE IMAGERY INDICATES A CONVECTIVE VORTEX AND RAPID DEVELOPMENT OVER THE PAST 6 HOURS. THE WARNING POSITION IS BASED UPON 210530Z1 INFRARED AND VISIBLE SATELLITE IMAGERY. THE WARNING INTENSITY IS BASED UPON CURRENT INTENSITY ESTIMATES OF 25 KNOTS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 210600Z9 IS 8 FEET. REFER TO WWPW30 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. THIS WARNING SUPERSEDES AND CANCELS REF A, NAVPACMETOCCEN 210251Z JUL 01 TROPICAL CYCLONE FORMATION ALERT (WTPN21 PGTW 210300 ). NEXT WARNINGS AT 211500Z9, 212100Z6, 220300Z7 AND 220900Z3.//