WTPN31 PGTW 211500 1. TROPICAL DEPRESSION 28W WARNING NR 013 DOWNGRADED FROM TROPICAL STORM 28W 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 211200Z6 --- NEAR 12.8N1 129.8E0 MOVEMENT PAST SIX HOURS - 255 DEGREES AT 11 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT REPEAT POSIT: 12.8N1 129.8E0 --- FORECASTS: 12 HRS, VALID AT: 220000Z4 --- 12.5N8 129.1E3 MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT VECTOR TO 24 HR POSIT: 250 DEG/ 04 KTS --- 24 HRS, VALID AT: 221200Z7 --- 12.2N5 128.3E4 MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT RADIUS OF 035 KT WINDS - 055 NM VECTOR TO 36 HR POSIT: 320 DEG/ 04 KTS --- 36 HRS, VALID AT: 230000Z5 --- 12.8N1 127.8E8 MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT RADIUS OF 035 KT WINDS - 065 NM VECTOR TO 48 HR POSIT: 360 DEG/ 05 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 231200Z8 --- 13.8N2 127.8E8 MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT RADIUS OF 035 KT WINDS - 065 NM VECTOR TO 72 HR POSIT: 360 DEG/ 05 KTS --- 72 HRS, VALID AT: 241200Z9 --- 15.6N2 127.9E9 MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT RADIUS OF 035 KT WINDS - 075 NM --- REMARKS: 211500Z9 POSITION NEAR 12.7N0 129.6E8. TROPICAL DEPRESSION (TD) 28W, LOCATED APPROXIMATELY 330 NM EAST OF LUZON, HAS BEEN MOVING WEST-SOUTHWESTWARD AT 16 KNOTS DURING THE PAST SIX HOURS. THE WARNING POSITION IS BASED ON 211130Z8 INFRARED SATELLITE IMAGERY. THE WARNING INTENSITY IS BASED ON SATELLITE CURRENT INTENSITY ESTIMATES OF 25 AND 30 KNOTS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 211200Z6 IS 16 FEET. REFER TO WWPW31 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 212100Z6, 220300Z7, 220900Z3 AND 221500Z0. REFER TO TROPICAL STORM 29W (NONAME) WARNINGS (WTPN32 PGTW) FOR SIX-HOURLY UPDATES.// NNNN