WTPN51 PGTW 142100 WARNING ATCG MIL 09W NWP 160814200319 2016081418 09W CHANTHU 007 02 010 11 SATL 040 T000 252N 1448E 045 R034 180 NE QD 180 SE QD 090 SW QD 090 NW QD T012 272N 1445E 050 R034 180 NE QD 180 SE QD 090 SW QD 090 NW QD T024 291N 1437E 055 R050 060 NE QD 060 SE QD 060 SW QD 060 NW QD R034 180 NE QD 180 SE QD 090 SW QD 090 NW QD T036 312N 1426E 055 R050 060 NE QD 060 SE QD 060 SW QD 060 NW QD R034 180 NE QD 160 SE QD 090 SW QD 090 NW QD T048 338N 1416E 050 R034 180 NE QD 135 SE QD 090 SW QD 090 NW QD T072 425N 1433E 045 AMP 048HR BECOMING EXTRATROPICAL 072HR EXTRATROPICAL SUBJ: TROPICAL CYCLONE WARNING 1. TROPICAL STORM 09W (CHANTHU) WARNING NR 007 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 141800Z --- NEAR 25.2N 144.8E MOVEMENT PAST SIX HOURS - 010 DEGREES AT 11 KTS POSITION ACCURATE TO WITHIN 040 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 180 NM NORTHEAST QUADRANT 180 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT REPEAT POSIT: 25.2N 144.8E --- FORECASTS: 12 HRS, VALID AT: 150600Z --- 27.2N 144.5E MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 180 NM NORTHEAST QUADRANT 180 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 340 DEG/ 10 KTS --- 24 HRS, VALID AT: 151800Z --- 29.1N 143.7E MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 060 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 060 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 180 NM NORTHEAST QUADRANT 180 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 335 DEG/ 12 KTS --- 36 HRS, VALID AT: 160600Z --- 31.2N 142.6E MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 060 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 060 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 180 NM NORTHEAST QUADRANT 160 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 340 DEG/ 14 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 161800Z --- 33.8N 141.6E MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL RADIUS OF 034 KT WINDS - 180 NM NORTHEAST QUADRANT 135 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 010 DEG/ 22 KTS --- 72 HRS, VALID AT: 171800Z --- 42.5N 143.3E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL --- REMARKS: 142100Z POSITION NEAR 25.7N 144.7E. TROPICAL STORM 09W (CHANTHU), LOCATED APPROXIMATELY 181 NM SOUTHEAST OF CHICHI JIMA, HAS TRACKED AT 11 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 141800Z IS 16 FEET. NEXT WARNINGS AT 150300Z, 150900Z, 151500Z AND 152100Z. REFER 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