WTPN52 PGTW 190900 WARNING ATCG MIL 18W NWP 250819074514 2025081906 18W EIGHTEEN 001 02 340 12 SATL RADR SYNP 030 T000 271N 1276E 030 T012 290N 1272E 030 T024 307N 1274E 035 R034 070 NE QD 070 SE QD 000 SW QD 000 NW QD T036 320N 1278E 035 R034 080 NE QD 080 SE QD 000 SW QD 000 NW QD T048 329N 1283E 030 T072 340N 1296E 020 AMP 048HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER 072HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER SUBJ: TROPICAL DEPRESSION 18W (EIGHTEEN) WARNING NR 001 1. TROPICAL DEPRESSION 18W (EIGHTEEN) WARNING NR 001 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 190600Z --- NEAR 27.1N 127.6E MOVEMENT PAST SIX HOURS - 340 DEGREES AT 12 KTS POSITION ACCURATE TO WITHIN 030 NM POSITION BASED ON CENTER LOCATED BY A COMBINATION OF SATELLITE, RADAR AND SYNOPTIC DATA PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY REPEAT POSIT: 27.1N 127.6E --- FORECASTS: 12 HRS, VALID AT: 191800Z --- 29.0N 127.2E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 24 HR POSIT: 005 DEG/ 09 KTS --- 24 HRS, VALID AT: 200600Z --- 30.7N 127.4E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT 070 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 015 DEG/ 07 KTS --- 36 HRS, VALID AT: 201800Z --- 32.0N 127.8E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT 080 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 025 DEG/ 05 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 210600Z --- 32.9N 128.3E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER VECTOR TO 72 HR POSIT: 045 DEG/ 04 KTS --- 72 HRS, VALID AT: 220600Z --- 34.0N 129.6E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 190900Z POSITION NEAR 27.6N 127.5E. 19AUG25. TROPICAL DEPRESSION 18W (EIGHTEEN), LOCATED APPROXIMATELY 376 NM SOUTH-SOUTHWEST OF SASEBO, JAPAN, HAS TRACKED NORTH-NORTHWESTWARD AT 12 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 190600Z IS 1009 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 190600Z IS 16 FEET. NEXT WARNINGS AT 191500Z, 192100Z, 200300Z AND 200900Z. REFER TO TROPICAL DEPRESSION 17W (SEVENTEEN) FINAL 1825081600 189N1247E 15 1825081606 191N1251E 15 1825081612 194N1253E 15 1825081618 203N1265E 15 1825081700 209N1268E 15 1825081706 213N1270E 20 1825081712 218N1270E 20 1825081718 223N1267E 20 1825081800 226N1265E 20 1825081806 227N1267E 20 1825081812 227N1270E 20 1825081818 240N1274E 20 1825081900 260N1280E 25 1825081906 271N1276E 30 NNNN