WTPN52 PGTW 210900 WARNING ATCG MIL 12W NWP 180721074334 2018072106 12W AMPIL 015 02 315 21 SATL 045 T000 282N 1263E 045 R034 185 NE QD 140 SE QD 080 SW QD 120 NW QD T012 301N 1235E 045 R034 165 NE QD 135 SE QD 000 SW QD 115 NW QD T024 317N 1212E 040 R034 140 NE QD 090 SE QD 000 SW QD 065 NW QD T036 333N 1190E 035 R034 100 NE QD 045 SE QD 000 SW QD 020 NW QD T048 347N 1174E 030 T072 381N 1158E 020 AMP 024HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND 036HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND 048HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND 072HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND SUBJ: TROPICAL STORM 12W (AMPIL) WARNING NR 015 1. TROPICAL STORM 12W (AMPIL) WARNING NR 015 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 210600Z --- NEAR 28.2N 126.3E MOVEMENT PAST SIX HOURS - 315 DEGREES AT 21 KTS POSITION ACCURATE TO WITHIN 045 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 185 NM NORTHEAST QUADRANT 140 NM SOUTHEAST QUADRANT 080 NM SOUTHWEST QUADRANT 120 NM NORTHWEST QUADRANT REPEAT POSIT: 28.2N 126.3E --- FORECASTS: 12 HRS, VALID AT: 211800Z --- 30.1N 123.5E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 165 NM NORTHEAST QUADRANT 135 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 115 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 310 DEG/ 13 KTS --- 24 HRS, VALID AT: 220600Z --- 31.7N 121.2E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND RADIUS OF 034 KT WINDS - 140 NM NORTHEAST QUADRANT 090 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 065 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 310 DEG/ 12 KTS --- 36 HRS, VALID AT: 221800Z --- 33.3N 119.0E 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 045 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 315 DEG/ 10 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 230600Z --- 34.7N 117.4E 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 72 HR POSIT: 340 DEG/ 09 KTS --- 72 HRS, VALID AT: 240600Z --- 38.1N 115.8E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 210900Z POSITION NEAR 28.7N 125.6E. TROPICAL STORM (TS) 12W (AMPIL), LOCATED APPROXIMATELY 130 NM NORTHWEST OF KADENA AB, OKINAWA, JAPAN, HAS TRACKED NORTHWESTWARD AT 21 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 210600Z IS 20 FEET. NEXT WARNINGS AT 211500Z, 212100Z, 220300Z AND 220900Z. REFER TO TROPICAL SIX-HOURLY UPDATES.// 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 NNNN