WTPN52 PGTW 120900 WARNING ATCG MIL 18W NWP 180812070112 2018081206 18W YAGI 023 02 320 12 SATL 045 T000 266N 1237E 035 R034 125 NE QD 085 SE QD 085 SW QD 125 NW QD T012 289N 1211E 030 T024 314N 1184E 020 AMP 012HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND 024HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND SUBJ: TROPICAL CYCLONE WARNING 1. TROPICAL STORM 18W (YAGI) WARNING NR 023 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 120600Z --- NEAR 26.6N 123.7E MOVEMENT PAST SIX HOURS - 320 DEGREES AT 12 KTS POSITION ACCURATE TO WITHIN 045 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 - 125 NM NORTHEAST QUADRANT 085 NM SOUTHEAST QUADRANT 085 NM SOUTHWEST QUADRANT 125 NM NORTHWEST QUADRANT REPEAT POSIT: 26.6N 123.7E --- FORECASTS: 12 HRS, VALID AT: 121800Z --- 28.9N 121.1E 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 24 HR POSIT: 320 DEG/ 17 KTS --- 24 HRS, VALID AT: 130600Z --- 31.4N 118.4E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 120900Z POSITION NEAR 27.2N 123.1E. TROPICAL STORM 18W (YAGI), LOCATED APPROXIMATELY 149 NM NORTHEAST OF TAIPEI, TAIWAN, HAS TRACKED NORTHWESTWARD AT 12 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 120600Z IS 12 FEET. NEXT WARNINGS AT 121500Z, 122100Z AND 130300Z. REFER TO UPDATES.// 1818080506 174N1333E 20 1818080512 176N1336E 20 1818080518 179N1339E 20 1818080600 184N1339E 20 1818080606 186N1337E 20 1818080612 187N1335E 20 1818080618 188N1331E 25 1818080700 188N1329E 25 1818080706 188N1327E 25 1818080712 189N1325E 30 1818080718 191N1324E 30 1818080800 193N1326E 35 1818080806 195N1334E 35 1818080812 199N1340E 35 1818080818 205N1341E 35 1818080900 209N1337E 35 1818080906 209N1335E 35 1818080912 212N1335E 40 1818080918 222N1331E 40 1818081000 228N1322E 35 1818081006 227N1320E 35 1818081012 232N1319E 35 1818081018 243N1308E 35 1818081100 249N1294E 35 1818081106 251N1282E 35 1818081112 250N1269E 40 1818081118 252N1254E 35 1818081200 257N1245E 35 1818081206 266N1237E 35 NNNN