WTPN52 PGTW 170900 WARNING ATCG MIL 23W NWP 211017071928 2021101706 23W NAMTHEUN 030 01 015 11 SATL 030 T000 348N 1675E 035 R034 070 NE QD 075 SE QD 060 SW QD 070 NW QD T012 377N 1683E 030 T024 408N 1722E 025 AMP 000HR BECOMING EXTRATROPICAL 012HR BECOMING EXTRATROPICAL 024HR EXTRATROPICAL SUBJ: TROPICAL STORM 23W (NAMTHEUN) WARNING NR 030 1. TROPICAL STORM 23W (NAMTHEUN) WARNING NR 030 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 170600Z --- NEAR 34.8N 167.5E MOVEMENT PAST SIX HOURS - 015 DEGREES AT 11 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 SUBTROPICAL RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT 075 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 070 NM NORTHWEST QUADRANT REPEAT POSIT: 34.8N 167.5E --- FORECASTS: 12 HRS, VALID AT: 171800Z --- 37.7N 168.3E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL VECTOR TO 24 HR POSIT: 045 DEG/ 22 KTS --- 24 HRS, VALID AT: 180600Z --- 40.8N 172.2E MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL --- REMARKS: 170900Z POSITION NEAR 35.5N 167.7E. 17OCT21. TROPICAL STORM 23W (NAMTHEUN), LOCATED APPROXIMATELY 931 NM NORTH OF WAKE ISLAND, HAS TRACKED NORTH-NORTHEASTWARD AT 11 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 170600Z IS 17 FEET. NEXT WARNINGS AT 171500Z, 172100Z AND 180300Z.// 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 348N1675E 35 NNNN