WTPN31 PGTW 090900 1. TROPICAL DEPRESSION 13W WARNING NR 002 01 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 090600Z5 --- NEAR 16.3N0 113.5E0 MOVEMENT PAST SIX HOURS - 255 DEGREES AT 04 KTS POSITION ACCURATE TO WITHIN 040 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT REPEAT POSIT: 16.3N0 113.5E0 --- FORECASTS: 12 HRS, VALID AT: 091800Z8 --- 16.4N1 112.5E9 MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT VECTOR TO 24 HR POSIT: 285 DEG/ 07 KTS --- 24 HRS, VALID AT: 100600Z7 --- 16.8N5 111.0E3 MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT VECTOR TO 36 HR POSIT: 280 DEG/ 06 KTS --- 36 HRS, VALID AT: 101800Z0 --- 17.0N8 109.7E7 MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT VECTOR TO 48 HR POSIT: 280 DEG/ 08 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 110600Z8 --- 17.3N1 108.0E9 MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT RADIUS OF 035 KT WINDS - 065 NM NORTHEAST QUADRANT 045 NM SOUTHEAST QUADRANT 045 NM SOUTHWEST QUADRANT 065 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 275 DEG/ 06 KTS --- 72 HRS, VALID AT: 120600Z9 --- 17.5N3 105.6E2 MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT --- REMARKS: 090900Z8 POSITION NEAR 16.3N0 113.2E7. TROPICAL DEPRESSION (TD) 13W (NONAME) LOCATED SOUTHEAST OF HAINAN ISLAND OVER THE SOUTH CHINA SEA, HAS TRACKED WEST-SOUTHWESTWARD AT 04 KNOTS DURING THE PAST SIX HOURS. THE WARNING POSITION IS BASED ON 090530Z7 VISIBLE SATELLITE IMAGERY. THE WARNING INTENSITY IS BASED ON CURRENT SATELLITE INTENSITY ESTIMATES OF 25 KNOTS. MULTI- SPECTRAL ANIMATION DEPICTS A FULLY EXPOSED LOW-LEVEL CIRCULATION CENTER WITH ASSOCIATED CONVECTION (APPROX) 30 NM DOWNSHEAR FROM THE CENTER. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 090600Z5 IS 08 FEET. REFER TO WWPW30 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 091500Z5, 092100Z2, 100300Z4 AND 100900Z0. THE JTWC WEBSITE HAS CHANGED TO: HTTPS://WWW.NPMOC.NAVY.MIL/JTWC.HTML. THIS CHANGE IS FOR SECURITY REASONS ONLY. THE CONTENT OF THE WEBSITE HAS NOT CHANGED.//