WTPN51 PGTW 172100 WARNING ATCG MIL 11W NWP 180717193815 2018071718 11W SON-TINH 010 02 260 21 SATL 050 T000 188N 1112E 035 R034 060 NE QD 060 SE QD 030 SW QD 080 NW QD T012 187N 1078E 035 R034 065 NE QD 050 SE QD 035 SW QD 080 NW QD T024 189N 1051E 030 T036 193N 1029E 020 AMP 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 010 1. TROPICAL STORM 11W (SON-TINH) WARNING NR 010 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 171800Z --- NEAR 18.8N 111.2E MOVEMENT PAST SIX HOURS - 260 DEGREES AT 21 KTS POSITION ACCURATE TO WITHIN 050 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 RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT REPEAT POSIT: 18.8N 111.2E --- FORECASTS: 12 HRS, VALID AT: 180600Z --- 18.7N 107.8E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 065 NM NORTHEAST QUADRANT 050 NM SOUTHEAST QUADRANT 035 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 275 DEG/ 13 KTS --- 24 HRS, VALID AT: 181800Z --- 18.9N 105.1E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND VECTOR TO 36 HR POSIT: 280 DEG/ 11 KTS --- 36 HRS, VALID AT: 190600Z --- 19.3N 102.9E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 172100Z POSITION NEAR 18.8N 110.4E. TROPICAL STORM 11W (SON-TINH), LOCATED APPROXIMATELY 236 NM NORTHEAST OF DA NANG, VIETNAM, HAS TRACKED WESTWARD AT 21 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 171800Z IS 16 FEET. NEXT WARNINGS AT 180300Z, 180900Z, 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 188N1112E 35 NNNN