WTPN52 PGTW 230900 WARNING ATCG MIL 08W NWP 170723073022 2017072306 08W EIGHT 010 04 270 03 SATL 025 T000 176N 1113E 035 R034 030 NE QD 035 SE QD 035 SW QD 030 NW QD T012 178N 1111E 035 R034 030 NE QD 035 SE QD 035 SW QD 035 NW QD T024 182N 1107E 035 R034 030 NE QD 030 SE QD 030 SW QD 035 NW QD T036 189N 1096E 030 T048 193N 1080E 020 AMP 036HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND 048HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER SUBJ: TROPICAL STORM 08W (SONCA) WARNING NR 010 1. TROPICAL STORM 08W (SONCA) WARNING NR 010 04 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 230600Z --- NEAR 17.6N 111.3E MOVEMENT PAST SIX HOURS - 270 DEGREES AT 03 KTS POSITION ACCURATE TO WITHIN 025 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 - 030 NM NORTHEAST QUADRANT 035 NM SOUTHEAST QUADRANT 035 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT REPEAT POSIT: 17.6N 111.3E --- FORECASTS: 12 HRS, VALID AT: 231800Z --- 17.8N 111.1E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 030 NM NORTHEAST QUADRANT 035 NM SOUTHEAST QUADRANT 035 NM SOUTHWEST QUADRANT 035 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 315 DEG/ 03 KTS --- 24 HRS, VALID AT: 240600Z --- 18.2N 110.7E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 030 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 035 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 305 DEG/ 06 KTS --- 36 HRS, VALID AT: 241800Z --- 18.9N 109.6E 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 48 HR POSIT: 285 DEG/ 08 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 250600Z --- 19.3N 108.0E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 230900Z POSITION NEAR 17.6N 111.2E. TROPICAL STORM 08W (SONCA), LOCATED APPROXIMATELY 197 NM EAST- NORTHEAST OF DA NANG, VIETNAM, HAS TRACKED WESTWARD AT 03 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 230600Z IS 12 FEET. NEXT WARNINGS AT 231500Z, 232100Z, 240300Z AND 240900Z. FOR SIX-HOURLY UPDATES. FOR SIX-HOURLY UPDATES. FOR SIX-HOURLY UPDATES. // 0817072006 149N1163E 15 0817072012 156N1159E 20 0817072018 165N1155E 25 0817072100 172N1147E 30 0817072106 176N1139E 30 0817072112 177N1135E 30 0817072118 177N1132E 25 0817072200 177N1128E 25 0817072206 176N1125E 30 0817072212 176N1122E 30 0817072218 176N1119E 30 0817072300 176N1116E 35 0817072306 176N1113E 35 NNNN