WTPN31 PGTW 100300 MSGID/GENADMIN/NAVPACMETOCCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE WARNING// RMKS/ 1. TROPICAL DEPRESSION 18W WARNING NR 014 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 100000Z1 --- NEAR 19.8N8 115.0E7 MOVEMENT PAST SIX HOURS - 335 DEGREES AT 02 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: 19.8N8 115.0E7 --- FORECASTS: 12 HRS, VALID AT: 101200Z4 --- 20.2N4 114.6E2 MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT VECTOR TO 24 HR POSIT: 320 DEG/ 04 KTS --- 24 HRS, VALID AT: 110000Z2 --- 20.8N0 114.1E7 MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER VECTOR TO 36 HR POSIT: 330 DEG/ 04 KTS --- 36 HRS, VALID AT: 111200Z5 --- 21.4N7 113.7E2 MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 100300Z4 POSITION NEAR 19.9N9 114.9E5. TROPICAL DEPRESSION (TD) 18W, LOCATED APPROXIMATELY 160 NM SOUTH-SOUTHEAST OF HONG KONG, HAS DRIFTED NORTH- NORTHWEST AT 02 KNOTS OVER THE PAST 06 HOURS. THE WARNING POSITION IS BASED ON 092330Z7 MULTI-SPECTRAL SATELLITE IMAGERY AND A RECENT QUIKSCAT PASS. THE WARNING INTENSITY IS BASED ON SATELLITE CURRENT INTENSITY ESTIMATES OF 25 AND 30 KNOTS. CURRENT SATELLITE IMAGERY SHOWS CYCLING DEEP CONVECTION EAST OF AN EXPOSED LOW LEVEL CIRCULATION CENTER. THE SYSTEM CONTINUES TO BE POORLY ORGANIZED AND UNDER UNFAVORABLE VERTICAL WIND SHEAR. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 100000Z1 IS 10 FEET. REFER TO WWPW 30 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 100900Z0, 101500Z7, 102100Z4 AND 110300Z5.// NNNN