WTPN52 PGTW 151500 WARNING ATCG MIL 19W NWP 210915141129 2021091512 19W CHANTHU 038 01 260 06 SATL 020 T000 301N 1255E 045 R034 050 NE QD 070 SE QD 070 SW QD 150 NW QD T012 306N 1253E 050 R050 050 NE QD 050 SE QD 050 SW QD 040 NW QD R034 100 NE QD 070 SE QD 080 SW QD 110 NW QD T024 317N 1259E 050 R050 040 NE QD 050 SE QD 040 SW QD 030 NW QD R034 100 NE QD 090 SE QD 090 SW QD 110 NW QD T036 330N 1279E 045 R034 090 NE QD 100 SE QD 090 SW QD 090 NW QD T048 341N 1317E 040 R034 080 NE QD 100 SE QD 090 SW QD 080 NW QD T072 372N 1413E 035 R034 210 NE QD 200 SE QD 150 SW QD 160 NW QD AMP 048HR BECOMING EXTRATROPICAL 072HR EXTRATROPICAL SUBJ: TROPICAL STORM 19W (CHANTHU) WARNING NR 038 1. TROPICAL STORM 19W (CHANTHU) WARNING NR 038 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 30.1N 125.5E MOVEMENT PAST SIX HOURS - 260 DEGREES AT 06 KTS POSITION ACCURATE TO WITHIN 020 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 - 050 NM NORTHEAST QUADRANT 070 NM SOUTHEAST QUADRANT 070 NM SOUTHWEST QUADRANT 150 NM NORTHWEST QUADRANT REPEAT POSIT: 30.1N 125.5E --- FORECASTS: 12 HRS, VALID AT: 160000Z --- 30.6N 125.3E MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 050 NM NORTHEAST QUADRANT 050 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT 070 NM SOUTHEAST QUADRANT 080 NM SOUTHWEST QUADRANT 110 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 025 DEG/ 06 KTS --- 24 HRS, VALID AT: 161200Z --- 31.7N 125.9E MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 040 NM NORTHEAST QUADRANT 050 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT 090 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 110 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 050 DEG/ 11 KTS --- 36 HRS, VALID AT: 170000Z --- 33.0N 127.9E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT 100 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 070 DEG/ 17 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 171200Z --- 34.1N 131.7E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT 100 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 065 DEG/ 21 KTS --- 72 HRS, VALID AT: 181200Z --- 37.2N 141.3E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL RADIUS OF 034 KT WINDS - 210 NM NORTHEAST QUADRANT 200 NM SOUTHEAST QUADRANT 150 NM SOUTHWEST QUADRANT 160 NM NORTHWEST QUADRANT --- REMARKS: 151500Z POSITION NEAR 30.2N 125.5E. 15SEP21. TROPICAL STORM 19W (CHANTHU), LOCATED APPROXIMATELY 280 NM SOUTHWEST OF SASEBO, JAPAN, HAS TRACKED WESTWARD AT 06 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 151200Z IS 18 FEET. NEXT WARNINGS AT 152100Z, 160300Z, 160900Z AND 161500Z. // 1921090506 123N1397E 15 1921090512 126N1395E 20 1921090518 130N1389E 20 1921090600 135N1385E 20 1921090606 141N1382E 25 1921090612 148N1379E 35 1921090618 152N1373E 45 1921090700 156N1366E 50 1921090700 156N1366E 50 1921090706 161N1357E 70 1921090706 161N1357E 70 1921090706 161N1357E 70 1921090712 163N1346E 95 1921090712 163N1346E 95 1921090712 163N1346E 95 1921090718 163N1335E 125 1921090718 163N1335E 125 1921090718 163N1335E 125 1921090800 160N1323E 130 1921090800 160N1323E 130 1921090800 160N1323E 130 1921090806 156N1313E 140 1921090806 156N1313E 140 1921090806 156N1313E 140 1921090812 155N1303E 135 1921090812 155N1303E 135 1921090812 155N1303E 135 1921090818 153N1291E 135 1921090818 153N1291E 135 1921090818 153N1291E 135 1921090900 155N1281E 140 1921090900 155N1281E 140 1921090900 155N1281E 140 1921090906 157N1272E 130 1921090906 157N1272E 130 1921090906 157N1272E 130 1921090912 161N1260E 120 1921090912 161N1260E 120 1921090912 161N1260E 120 1921090918 166N1250E 120 1921090918 166N1250E 120 1921090918 166N1250E 120 1921091000 171N1241E 130 1921091000 171N1241E 130 1921091000 171N1241E 130 1921091006 179N1235E 145 1921091006 179N1235E 145 1921091006 179N1235E 145 1921091012 187N1228E 150 1921091012 187N1228E 150 1921091012 187N1228E 150 1921091018 195N1223E 155 1921091018 195N1223E 155 1921091018 195N1223E 155 1921091100 204N1219E 145 1921091100 204N1219E 145 1921091100 204N1219E 145 1921091106 211N1216E 135 1921091106 211N1216E 135 1921091106 211N1216E 135 1921091112 218N1218E 120 1921091112 218N1218E 120 1921091112 218N1218E 120 1921091118 228N1220E 115 1921091118 228N1220E 115 1921091118 228N1220E 115 1921091200 238N1223E 110 1921091200 238N1223E 110 1921091200 238N1223E 110 1921091206 252N1223E 105 1921091206 252N1223E 105 1921091206 252N1223E 105 1921091212 263N1227E 95 1921091212 263N1227E 95 1921091212 263N1227E 95 1921091218 275N1232E 90 1921091218 275N1232E 90 1921091218 275N1232E 90 1921091300 290N1236E 85 1921091300 290N1236E 85 1921091300 290N1236E 85 1921091306 307N1234E 75 1921091306 307N1234E 75 1921091306 307N1234E 75 1921091312 310N1234E 65 1921091312 310N1234E 65 1921091312 310N1234E 65 1921091318 311N1236E 55 1921091318 311N1236E 55 1921091400 313N1238E 50 1921091400 313N1238E 50 1921091406 307N1243E 45 1921091412 305N1249E 40 1921091418 303N1253E 35 1921091500 303N1257E 35 1921091506 302N1262E 45 1921091512 301N1255E 45 NNNN