WTPN31 PHNC 282200 WARNING ATCG MIL 18E NEP 251028210255 2025102818 18E SONIA 017 01 285 08 SATL 030 T000 152N 1239W 040 R034 040 NE QD 000 SE QD 000 SW QD 050 NW QD T012 154N 1257W 030 T024 153N 1278W 025 T036 150N 1300W 025 AMP 012HR POST-TROP/REMNT LOW 024HR POST-TROP/REMNT LOW 036HR POST-TROP/REMNT LOW SUBJ: TROPICAL STORM 18E (SONIA) WARNING NR 017 1. TROPICAL STORM 18E (SONIA) WARNING NR 017 01 ACTIVE TROPICAL CYCLONE IN EASTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 281800Z --- NEAR 15.2N 123.9W MOVEMENT PAST SIX HOURS - 285 DEGREES AT 08 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 - 040 NM NORTHEAST QUADRANT 000 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT REPEAT POSIT: 15.2N 123.9W --- FORECASTS: 12 HRS, VALID AT: 290600Z --- 15.4N 125.7W MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY POST-TROP/REMNT LOW VECTOR TO 24 HR POSIT: 265 DEG/ 10 KTS --- 24 HRS, VALID AT: 291800Z --- 15.3N 127.8W MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT WIND RADII VALID OVER OPEN WATER ONLY POST-TROP/REMNT LOW VECTOR TO 36 HR POSIT: 260 DEG/ 11 KTS --- 36 HRS, VALID AT: 300600Z --- 15.0N 130.0W MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT WIND RADII VALID OVER OPEN WATER ONLY POST-TROP/REMNT LOW --- REMARKS: 282200Z POSITION NEAR 15.3N 124.5W. 28OCT25. TROPICAL STORM 18E (SONIA), LOCATED APPROXIMATELY 1113 NM SOUTH-SOUTHWEST OF SAN DIEGO, HAS TRACKED WEST-NORTHWESTWARD AT 08 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 281800Z IS 1003 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 281800Z IS 18 FEET. NEXT WARNINGS AT 290400Z, 291000Z, 291600Z AND 292200Z. // 1825102212 103N1049W 15 1825102218 103N1058W 15 1825102300 108N1071W 15 1825102306 115N1087W 15 1825102312 120N1100W 20 1825102318 127N1111W 25 1825102400 130N1122W 25 1825102406 131N1133W 30 1825102412 132N1144W 30 1825102418 132N1156W 30 1825102500 132N1163W 30 1825102506 133N1171W 35 1825102512 134N1178W 45 1825102518 135N1186W 45 1825102600 135N1191W 45 1825102606 135N1193W 45 1825102612 136N1195W 45 1825102618 137N1196W 40 1825102700 140N1197W 40 1825102706 141N1203W 40 1825102712 139N1208W 40 1825102718 140N1213W 35 1825102800 143N1218W 35 1825102806 147N1224W 40 1825102812 150N1231W 40 1825102818 152N1239W 40 NNNN