WTPN52 PGTW 221500 WARNING ATCG MIL 12W NWP 180722124818 2018072212 12W AMPIL 020 05 315 11 SATL 030 T000 327N 1212E 040 R034 135 NE QD 105 SE QD 050 SW QD 090 NW QD T012 345N 1195E 035 R034 100 NE QD 070 SE QD 000 SW QD 020 NW QD T024 362N 1183E 030 T036 383N 1182E 025 T048 406N 1187E 020 AMP 012HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND 024HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND 036HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER 048HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND SUBJ: TROPICAL STORM 12W (AMPIL) WARNING NR 020 1. TROPICAL STORM 12W (AMPIL) WARNING NR 020 05 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 221200Z --- NEAR 32.7N 121.2E MOVEMENT PAST SIX HOURS - 315 DEGREES AT 11 KTS POSITION ACCURATE TO WITHIN 030 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 - 135 NM NORTHEAST QUADRANT 105 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT REPEAT POSIT: 32.7N 121.2E --- FORECASTS: 12 HRS, VALID AT: 230000Z --- 34.5N 119.5E 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 - 100 NM NORTHEAST QUADRANT 070 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 330 DEG/ 10 KTS --- 24 HRS, VALID AT: 231200Z --- 36.2N 118.3E 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: 360 DEG/ 11 KTS --- 36 HRS, VALID AT: 240000Z --- 38.3N 118.2E MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER VECTOR TO 48 HR POSIT: 010 DEG/ 12 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 241200Z --- 40.6N 118.7E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 221500Z POSITION NEAR 33.1N 120.8E. TROPICAL STORM (TS) 12W (AMPIL), LOCATED APPROXIMATELY 329 NM SOUTHWEST OF KUNSAN AB, SOUTH KOREA HAS TRACKED NORTHWESTWARD AT 11 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 221200Z IS 21 FEET. NEXT WARNINGS AT 222100Z, 230300Z, 230900Z AND 231500Z. REFER TO TROPICAL STORM 11W (SON-TINH) WARNINGS SIX-HOURLY UPDATES. REFER TO TROPICAL STORM 14W REFER TO TROPICAL DEPRESSION 15W (FIFTEEN) WARNINGS 1218071506 150N1311E 15 1218071512 156N1312E 15 1218071518 161N1308E 20 1218071600 166N1302E 20 1218071606 172N1295E 20 1218071612 175N1288E 20 1218071618 182N1288E 20 1218071700 186N1283E 20 1218071706 188N1279E 20 1218071712 190N1275E 20 1218071718 189N1270E 25 1218071800 191N1268E 25 1218071806 193N1276E 30 1218071812 194N1287E 35 1218071818 196N1297E 35 1218071900 201N1306E 40 1218071906 204N1313E 40 1218071912 211N1315E 40 1218071918 220N1313E 45 1218072000 227N1310E 50 1218072000 227N1310E 50 1218072006 233N1306E 50 1218072012 243N1299E 45 1218072018 254N1293E 45 1218072100 268N1280E 45 1218072106 282N1263E 45 1218072112 292N1252E 45 1218072118 300N1241E 45 1218072200 307N1229E 45 1218072206 319N1221E 45 1218072212 327N1212E 40 NNNN