WTPN51 PGTW 151500 WARNING ATCG MIL 09W NWP 160815135039 2016081512 09W CHANTHU 010 01 335 15 SATL 040 T000 291N 1437E 040 R034 170 NE QD 145 SE QD 090 SW QD 100 NW QD T012 313N 1423E 040 R034 170 NE QD 145 SE QD 100 SW QD 100 NW QD T024 338N 1414E 045 R034 180 NE QD 160 SE QD 105 SW QD 105 NW QD T036 372N 1415E 045 R034 170 NE QD 160 SE QD 105 SW QD 105 NW QD T048 425N 1427E 040 AMP 036HR BECOMING EXTRATROPICAL 048HR EXTRATROPICAL SUBJ: TROPICAL STORM 09W (CHANTHU) WARNING NR 010 1. TROPICAL STORM 09W (CHANTHU) WARNING NR 010 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 151200Z --- NEAR 29.1N 143.7E MOVEMENT PAST SIX HOURS - 335 DEGREES AT 15 KTS POSITION ACCURATE TO WITHIN 040 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 170 NM NORTHEAST QUADRANT 145 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 100 NM NORTHWEST QUADRANT REPEAT POSIT: 29.1N 143.7E --- FORECASTS: 12 HRS, VALID AT: 160000Z --- 31.3N 142.3E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 170 NM NORTHEAST QUADRANT 145 NM SOUTHEAST QUADRANT 100 NM SOUTHWEST QUADRANT 100 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 345 DEG/ 13 KTS --- 24 HRS, VALID AT: 161200Z --- 33.8N 141.4E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 180 NM NORTHEAST QUADRANT 160 NM SOUTHEAST QUADRANT 105 NM SOUTHWEST QUADRANT 105 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 000 DEG/ 17 KTS --- 36 HRS, VALID AT: 170000Z --- 37.2N 141.5E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL RADIUS OF 034 KT WINDS - 170 NM NORTHEAST QUADRANT 160 NM SOUTHEAST QUADRANT 105 NM SOUTHWEST QUADRANT 105 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 010 DEG/ 27 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 171200Z --- 42.5N 142.7E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL --- REMARKS: 151500Z POSITION NEAR 29.6N 143.4E. TROPICAL STORM 09W (CHANTHU), LOCATED APPROXIMATELY 424 NM SOUTH- SOUTHEAST OF YOKOSUKA, JAPAN, HAS TRACKED NORTH-NORTHWESTWARD AT 15 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 151200Z IS 14 FEET. NEXT WARNINGS AT 152100Z, 160300Z, 160900Z AND 161500Z. // 0916081112 170N1367E 15 0916081118 167N1371E 20 0916081200 165N1377E 20 0916081206 164N1382E 20 0916081212 164N1388E 20 0916081218 169N1392E 20 0916081300 177N1400E 20 0916081306 186N1408E 25 0916081312 192N1413E 30 0916081318 200N1422E 30 0916081400 212N1431E 35 0916081406 227N1438E 40 0916081412 241N1446E 40 0916081418 252N1448E 45 0916081500 264N1447E 45 0916081506 277N1444E 45 0916081512 291N1437E 40