WARNING ATCG MIL 11W NWP 210727014744 2021072700 11W NEPARTAK 015 02 330 03 SATL RADR 030 T000 349N 1425E 045 R034 110 NE QD 140 SE QD 090 SW QD 065 NW QD T012 368N 1418E 045 R034 100 NE QD 125 SE QD 075 SW QD 045 NW QD T024 389N 1404E 040 R034 080 NE QD 100 SE QD 050 SW QD 030 NW QD T036 403N 1385E 030 T048 406N 1368E 025 T072 411N 1361E 020 AMP 048HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER 072HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER SUBJ: TROPICAL STORM 11W (NEPARTAK) WARNING NR 015 1. TROPICAL STORM 11W (NEPARTAK) 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: 270000Z --- NEAR 34.9N 142.5E MOVEMENT PAST SIX HOURS - 330 DEGREES AT 03 KTS POSITION ACCURATE TO WITHIN 030 NM POSITION BASED ON CENTER LOCATED BY A COMBINATION OF SATELLITE AND RADAR PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT 140 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 065 NM NORTHWEST QUADRANT REPEAT POSIT: 34.9N 142.5E --- FORECASTS: 12 HRS, VALID AT: 271200Z --- 36.8N 141.8E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT 125 NM SOUTHEAST QUADRANT 075 NM SOUTHWEST QUADRANT 045 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 335 DEG/ 12 KTS --- 24 HRS, VALID AT: 280000Z --- 38.9N 140.4E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT 100 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 315 DEG/ 10 KTS --- 36 HRS, VALID AT: 281200Z --- 40.3N 138.5E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 48 HR POSIT: 285 DEG/ 07 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 290000Z --- 40.6N 136.8E 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 72 HR POSIT: 315 DEG/ 02 KTS --- 72 HRS, VALID AT: 300000Z --- 41.1N 136.1E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 270300Z POSITION NEAR 35.4N 142.3E. 27JUL21. TROPICAL STORM 11W (NEPARTAK), LOCATED APPROXIMATELY 140 NM EAST OF YOKOSUKA, JAPAN, HAS TRACKED NORTH-NORTHWESTWARD AT 03 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 270000Z IS 20 FEET. NEXT WARNINGS AT 270900Z, 271500Z, 272100Z AND 280300Z. REFER TO TROPICAL DEPRESSION 09W (IN-FA) FINAL 1121072212 215N1460E 20 1121072218 217N1471E 20 1121072300 223N1479E 20 1121072306 233N1483E 25 1121072312 239N1486E 30 1121072318 247N1494E 35 1121072400 252N1497E 35 1121072406 262N1500E 35 1121072412 273N1503E 35 1121072418 290N1502E 35 1121072500 301N1504E 35 1121072506 312N1505E 35 1121072512 318N1505E 35 1121072518 329N1503E 35 1121072600 342N1488E 35 1121072606 346N1468E 35 1121072612 350N1448E 40 1121072618 346N1427E 40 1121072700 349N1425E 45 NNNN NNNN