WTPN51 PGTW 180900 WARNING ATCG MIL 11W NWP 180718074122 2018071806 11W SON-TINH 012 02 270 12 SATL 045 T000 189N 1080E 040 R034 055 NE QD 045 SE QD 050 SW QD 060 NW QD T012 192N 1055E 035 R034 045 NE QD 040 SE QD 040 SW QD 025 NW QD T024 197N 1034E 025 T036 204N 1011E 020 AMP 012HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND 024HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND 036HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND SUBJ: TROPICAL STORM 11W (SON-TINH) WARNING NR 012 1. TROPICAL STORM 11W (SON-TINH) WARNING NR 012 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 180600Z --- NEAR 18.9N 108.0E MOVEMENT PAST SIX HOURS - 270 DEGREES AT 12 KTS POSITION ACCURATE TO WITHIN 045 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 - 055 NM NORTHEAST QUADRANT 045 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 060 NM NORTHWEST QUADRANT REPEAT POSIT: 18.9N 108.0E --- FORECASTS: 12 HRS, VALID AT: 181800Z --- 19.2N 105.5E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND RADIUS OF 034 KT WINDS - 045 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 025 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 285 DEG/ 10 KTS --- 24 HRS, VALID AT: 190600Z --- 19.7N 103.4E MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND VECTOR TO 36 HR POSIT: 290 DEG/ 11 KTS --- 36 HRS, VALID AT: 191800Z --- 20.4N 101.1E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 180900Z POSITION NEAR 19.0N 107.4E. TROPICAL STORM (TS) 11W (SON-TINH), LOCATED APPROXIMATELY 173 NM SOUTHEAST OF HANOI, VIETNAM, HAS TRACKED WESTWARD AT 12 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 180600Z IS 12 FEET. NEXT WARNINGS AT 181500Z AND 182100Z. FOR SIX-HOURLY UPDATES.// 1118071218 160N1398E 20 1118071300 169N1390E 20 1118071306 179N1383E 20 1118071312 187N1379E 20 1118071318 194N1370E 20 1118071400 196N1360E 20 1118071406 202N1352E 20 1118071412 205N1339E 20 1118071418 206N1322E 20 1118071500 203N1308E 20 1118071506 198N1294E 20 1118071512 191N1281E 25 1118071518 190N1268E 25 1118071600 190N1253E 30 1118071606 188N1240E 30 1118071612 187N1222E 30 1118071618 190N1204E 30 1118071700 193N1181E 35 1118071706 193N1157E 35 1118071712 191N1134E 40 1118071718 189N1112E 35 1118071800 189N1093E 35 1118071806 189N1080E 40 NNNN