WTPN52 PGTW 171500 WARNING ATCG MIL 23W NWP 211017125535 2021101712 23W NAMTHEUN 031 01 350 13 SATL 030 T000 361N 1671E 035 R034 125 NE QD 080 SE QD 000 SW QD 090 NW QD T012 393N 1690E 035 R034 125 NE QD 080 SE QD 000 SW QD 090 NW QD T024 425N 1747E 030 AMP 000HR BECOMING EXTRATROPICAL 012HR EXTRATROPICAL 024HR EXTRATROPICAL SUBJ: TROPICAL STORM 23W (NAMTHEUN) WARNING NR 031 1. TROPICAL STORM 23W (NAMTHEUN) WARNING NR 031 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 171200Z --- NEAR 36.1N 167.1E MOVEMENT PAST SIX HOURS - 350 DEGREES AT 13 KTS POSITION ACCURATE TO WITHIN 030 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL RADIUS OF 034 KT WINDS - 125 NM NORTHEAST QUADRANT 080 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT REPEAT POSIT: 36.1N 167.1E --- FORECASTS: 12 HRS, VALID AT: 180000Z --- 39.3N 169.0E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL RADIUS OF 034 KT WINDS - 125 NM NORTHEAST QUADRANT 080 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 050 DEG/ 27 KTS --- 24 HRS, VALID AT: 181200Z --- 42.5N 174.7E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL --- REMARKS: 171500Z POSITION NEAR 36.9N 167.6E. 17OCT21. TROPICAL STORM (TS) 23W (NAMTHEUN), LOCATED APPROXIMATELY 984 NM NORTHEAST OF MINAMI TORI SHIMA, HAS TRACKED NORTHWARD AT 13 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. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 171200Z IS 17 FEET.// 2321100718 142N1671E 15 2321100800 145N1664E 15 2321100806 148N1658E 15 2321100812 151N1651E 15 2321100818 154N1643E 15 2321100900 160N1637E 20 2321100906 164N1628E 20 2321100912 166N1620E 20 2321100918 168N1615E 20 2321101000 170N1603E 30 2321101006 172N1599E 35 2321101012 174N1595E 40 2321101018 180N1584E 45 2321101100 182N1574E 50 2321101100 182N1574E 50 2321101106 185N1561E 45 2321101112 186N1551E 45 2321101118 189N1541E 45 2321101200 191N1530E 40 2321101206 193N1522E 40 2321101212 199N1518E 35 2321101218 207N1519E 35 2321101300 216N1523E 30 2321101306 224N1529E 30 2321101312 231N1539E 30 2321101318 236N1547E 30 2321101400 240N1561E 35 2321101406 242N1572E 35 2321101412 245N1580E 35 2321101418 251N1590E 35 2321101500 256N1600E 40 2321101506 263N1614E 50 2321101512 271N1623E 50 2321101518 280N1633E 55 2321101518 280N1633E 55 2321101600 294N1643E 60 2321101600 294N1643E 60 2321101606 308N1653E 65 2321101606 308N1653E 65 2321101606 308N1653E 65 2321101612 318N1659E 60 2321101612 318N1659E 60 2321101618 328N1667E 50 2321101618 328N1667E 50 2321101700 337N1672E 35 2321101706 348N1674E 35 2321101712 361N1671E 35 NNNN