WTPN31 PGTW 020900 1. TYPHOON 05W (DURIAN) WARNING NR 011 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 020600Z8 --- NEAR 21.6N9 108.7E6 MOVEMENT PAST SIX HOURS - 280 DEGREES AT 10 KTS POSITION ACCURATE TO WITHIN 045 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT RADIUS OF 050 KT WINDS - 020 NM 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 REPEAT POSIT: 21.6N9 108.7E6 --- FORECASTS: 12 HRS, VALID AT: 021800Z1 --- 22.2N6 107.2E0 MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND RADIUS OF 050 KT WINDS - 010 NM RADIUS OF 035 KT WINDS - 055 NM NORTHEAST QUADRANT OVER WATER 035 NM SOUTHEAST QUADRANT OVER WATER 035 NM SOUTHWEST QUADRANT OVER WATER 055 NM NORTHWEST QUADRANT OVER WATER VECTOR TO 24 HR POSIT: 310 DEG/ 08 KTS --- 24 HRS, VALID AT: 030600Z9 --- 23.2N7 105.9E5 MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND VECTOR TO 36 HR POSIT: 315 DEG/ 09 KTS --- 36 HRS, VALID AT: 031800Z2 --- 24.4N0 104.5E0 MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 020900Z1 POSITION NEAR 21.8N1 108.3E2. TYPHOON (TY) 05W (DURIAN), LOCATED APPROXIMATELY 160 NM EAST- NORTHEAST OF HANOI, HAS TRACKED WESTWARD AT 10 KNOTS OVER THE PAST SIX HOURS. THE WARNING POSITION IS BASED ON 020530Z0 VISIBLE AND INFRARED SATELLITE IMAGERY. THE WARNING INTENSITY IS BASED ON CURRENT INTENSITY ESTIMATES OF 65 TO 77 KNOTS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 020600Z8 IS 15 FEET. REFER TO WWPW30 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 021500Z8, 022100Z5, 030300Z6 AND 030900Z2. REFER TO TROPICAL STORM 06W (UTOR) WARNINGS (WTPN32 PGTW) FOR SIX-HOURLY UPDATES.// NNNN