WTPS52 PGTW 260300 WARNING ATCG MIL 17P SWP 180326011707 2018032600 17P IRIS 006 02 200 06 SATL 030 T000 166S 1581E 035 R034 095 NE QD 080 SE QD 060 SW QD 085 NW QD T012 181S 1582E 040 R034 130 NE QD 120 SE QD 085 SW QD 040 NW QD T024 198S 1585E 040 R034 110 NE QD 110 SE QD 135 SW QD 060 NW QD T036 215S 1590E 045 R034 145 NE QD 150 SE QD 215 SW QD 045 NW QD T048 224S 1593E 040 R034 145 NE QD 195 SE QD 235 SW QD 040 NW QD T072 226S 1586E 030 AMP 048HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER 072HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER SUBJ: TROPICAL CYCLONE 17P (IRIS) WARNING NR 006 1. TROPICAL CYCLONE 17P (IRIS) WARNING NR 006 02 ACTIVE TROPICAL CYCLONES IN SOUTHPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 260000Z --- NEAR 16.6S 158.1E MOVEMENT PAST SIX HOURS - 200 DEGREES AT 06 KTS POSITION ACCURATE TO WITHIN 030 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 095 NM NORTHEAST QUADRANT 080 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 085 NM NORTHWEST QUADRANT REPEAT POSIT: 16.6S 158.1E --- FORECASTS: 12 HRS, VALID AT: 261200Z --- 18.1S 158.2E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 130 NM NORTHEAST QUADRANT 120 NM SOUTHEAST QUADRANT 085 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 170 DEG/ 09 KTS --- 24 HRS, VALID AT: 270000Z --- 19.8S 158.5E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT 110 NM SOUTHEAST QUADRANT 135 NM SOUTHWEST QUADRANT 060 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 165 DEG/ 09 KTS --- 36 HRS, VALID AT: 271200Z --- 21.5S 159.0E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 145 NM NORTHEAST QUADRANT 150 NM SOUTHEAST QUADRANT 215 NM SOUTHWEST QUADRANT 045 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 165 DEG/ 05 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 280000Z --- 22.4S 159.3E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER RADIUS OF 034 KT WINDS - 145 NM NORTHEAST QUADRANT 195 NM SOUTHEAST QUADRANT 235 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 255 DEG/ 02 KTS --- 72 HRS, VALID AT: 290000Z --- 22.6S 158.6E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 260300Z POSITION NEAR 17.0S 158.1E. TROPICAL CYCLONE 17P (IRIS), LOCATED APPROXIMATELY 560 NM NORTHWEST OF NOUMEA, NEW CALEDONI, HAS TRACKED SOUTH- SOUTHWESTWARD AT 06 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 260000Z IS 14 FEET. NEXT WARNINGS AT 260900Z, 261500Z, 262100Z AND 270300Z. FOR SIX-HOURLY UPDATES. // 1718032112 115S1627E 15 1718032118 117S1631E 20 1718032200 119S1634E 20 1718032206 121S1636E 20 1718032212 123S1637E 25 1718032218 125S1637E 25 1718032300 128S1636E 30 1718032306 131S1633E 30 1718032312 135S1627E 30 1718032318 139S1619E 30 1718032400 140S1605E 30 1718032406 142S1599E 30 1718032412 143S1595E 30 1718032418 144S1592E 35 1718032500 146S1589E 35 1718032506 150S1586E 35 1718032512 155S1585E 35 1718032518 160S1583E 35 1718032600 166S1581E 35