WTPN52 PGTW 231500 WARNING ATCG MIL 21W NWP 210923143903 2021092312 21W DIANMU 005 02 305 15 SATL RADR 030 T000 152N 1089E 035 R034 030 NE QD 025 SE QD 000 SW QD 030 NW QD T012 161N 1064E 030 T024 162N 1038E 020 AMP 000HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND 012HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND 024HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND SUBJ: TROPICAL STORM 21W (DIANMU) WARNING NR 005 1. TROPICAL STORM 21W (DIANMU) WARNING NR 005 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 231200Z --- NEAR 15.2N 108.9E MOVEMENT PAST SIX HOURS - 305 DEGREES AT 15 KTS POSITION ACCURATE TO WITHIN 030 NM POSITION BASED ON CENTER LOCATED BY A COMBINATION OF SATELLITE AND RADAR PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND RADIUS OF 034 KT WINDS - 030 NM NORTHEAST QUADRANT 025 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT REPEAT POSIT: 15.2N 108.9E --- FORECASTS: 12 HRS, VALID AT: 240000Z --- 16.1N 106.4E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND VECTOR TO 24 HR POSIT: 275 DEG/ 12 KTS --- 24 HRS, VALID AT: 241200Z --- 16.2N 103.8E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 231500Z POSITION NEAR 15.4N 108.3E. 23SEP21. TROPICAL STORM 21W (DIANMU), LOCATED APPROXIMATELY 59 NM SOUTHEAST OF DA NANG, VIETNAM, HAS TRACKED NORTHWESTWARD AT 15 KNOTS OVER THE PAST SIX HOURS. THIS IS THE FINAL WARNING ON THIS SYSTEM BY THE JOINT TYPHOON WRNCEN PEARL HARBOR HI. THE SYSTEM WILL BE CLOSELY MONITORED FOR SIGNS OF REGENERATION. FOR SIX-HOURLY UPDATES. // 2121092100 114N1180E 15 2121092106 114N1175E 15 2121092112 114N1169E 15 2121092118 116N1163E 15 2121092200 119N1154E 15 2121092206 123N1143E 20 2121092212 128N1133E 25 2121092218 130N1124E 25 2121092300 135N1112E 30 2121092306 143N1102E 35 2121092312 152N1089E 35 NNNN