WTPN33 PGTW 290300 1. TROPICAL DEPRESSION 18W WARNING NR 001 03 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 290000Z1 --- NEAR 19.6N6 112.1E5 MOVEMENT PAST SIX HOURS - 285 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: 19.6N6 112.1E5 --- FORECASTS: 12 HRS, VALID AT: 291200Z4 --- 20.1N3 111.3E6 MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT VECTOR TO 24 HR POSIT: 300 DEG/ 04 KTS --- 24 HRS, VALID AT: 300000Z3 --- 20.5N7 110.5E7 MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT VECTOR TO 36 HR POSIT: 310 DEG/ 03 KTS --- 36 HRS, VALID AT: 301200Z6 --- 20.9N1 110.0E2 MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT RADIUS OF 035 KT WINDS - 055 NM NORTHEAST QUADRANT OVER WATER 040 NM SOUTHEAST QUADRANT OVER WATER 040 NM SOUTHWEST QUADRANT OVER WATER 055 NM NORTHWEST QUADRANT OVER WATER VECTOR TO 48 HR POSIT: 305 DEG/ 03 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 310000Z4 --- 21.3N6 109.4E4 MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT RADIUS OF 035 KT WINDS - 065 NM NORTHEAST QUADRANT OVER WATER 050 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 065 NM NORTHWEST QUADRANT OVER WATER VECTOR TO 72 HR POSIT: 315 DEG/ 03 KTS --- 72 HRS, VALID AT: 010000Z1 --- 22.1N5 108.5E4 MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND RADIUS OF 035 KT WINDS - 055 NM NORTHEAST QUADRANT OVER WATER 040 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 055 NM NORTHWEST QUADRANT OVER WATER --- REMARKS: 290300Z4 POSITION NEAR 19.7N7 111.9E2. TROPICAL DEPRESSION (TD) 18W HAS DEVELOPED APPROXIMATELY 70 NM EAST- NORTHEAST OF HAINAN ISLAND, AND HAS TRACKED WEST-NORTHWESTWARD AT 07 KNOTS DURING THE PAST SIX HOURS. THE WARNING POSITION IS BASED ON 282330Z8 INFRARED AND VISIBLE SATELLITE IMAGERY. THE WARNING INTENSITY IS BASED ON CURRENT SATELLITE INTENSITY ESTIMATES OF 25 KNOTS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 290000Z1 IS 10 FEET. REFER TO WWPW30 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. THIS WARNING SUPERSEDES AND CANCELS REF A, NAVPACMETOCCEN 280921Z AUG 01 TROPICAL CYCLONE FORMATION ALERT (WTPN23 PGTW 280930) NEXT WARNINGS AT 290900Z0, 291500Z7, 292100Z4 AND 300300Z6. REFER TO TYPHOON 16W (WUTIP) WARNINGS (WTPN31 PGTW) FOR SIX-HOURLY UPDATES. REFER TO TROPICAL STORM 17W (SEPAT) WARNINGS (WTPN32 PGTW) FOR SIX-HOURLY UPDATES.// BT #XXXX NNNN