WTXS51 PGTW 091500 WARNING ATCG MIL 18S SIO 230409140738 2023040912 18S EIGHTEEN 004 01 245 11 SATL 060 T000 128S 1251E 045 R034 065 NE QD 070 SE QD 070 SW QD 055 NW QD T012 136S 1235E 055 R050 020 NE QD 020 SE QD 020 SW QD 020 NW QD R034 065 NE QD 065 SE QD 070 SW QD 050 NW QD T024 145S 1220E 065 R064 010 NE QD 010 SE QD 010 SW QD 005 NW QD R050 020 NE QD 020 SE QD 020 SW QD 010 NW QD R034 060 NE QD 070 SE QD 080 SW QD 070 NW QD T036 154S 1208E 085 R064 010 NE QD 010 SE QD 010 SW QD 010 NW QD R050 010 NE QD 010 SE QD 020 SW QD 010 NW QD R034 060 NE QD 090 SE QD 090 SW QD 070 NW QD T048 163S 1199E 105 R064 000 NE QD 000 SE QD 010 SW QD 010 NW QD R050 020 NE QD 030 SE QD 030 SW QD 020 NW QD R034 060 NE QD 090 SE QD 070 SW QD 050 NW QD T072 186S 1192E 130 R064 020 NE QD 020 SE QD 020 SW QD 020 NW QD R050 050 NE QD 050 SE QD 040 SW QD 040 NW QD R034 110 NE QD 120 SE QD 090 SW QD 080 NW QD T096 220S 1217E 090 T120 256S 1276E 040 AMP 120HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND SUBJ: TROPICAL CYCLONE 18S (EIGHTEEN) WARNING NR 004 1. TROPICAL CYCLONE 18S (EIGHTEEN) WARNING NR 004 01 ACTIVE TROPICAL CYCLONE IN SOUTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 091200Z --- NEAR 12.8S 125.1E MOVEMENT PAST SIX HOURS - 245 DEGREES AT 11 KTS POSITION ACCURATE TO WITHIN 060 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 - 065 NM NORTHEAST QUADRANT 070 NM SOUTHEAST QUADRANT 070 NM SOUTHWEST QUADRANT 055 NM NORTHWEST QUADRANT REPEAT POSIT: 12.8S 125.1E --- FORECASTS: 12 HRS, VALID AT: 100000Z --- 13.6S 123.5E MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT 020 NM SOUTHEAST QUADRANT 020 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 065 NM NORTHEAST QUADRANT 065 NM SOUTHEAST QUADRANT 070 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 240 DEG/ 09 KTS --- 24 HRS, VALID AT: 101200Z --- 14.5S 122.0E MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT 010 NM SOUTHEAST QUADRANT 010 NM SOUTHWEST QUADRANT 005 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT 020 NM SOUTHEAST QUADRANT 020 NM SOUTHWEST QUADRANT 010 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT 070 NM SOUTHEAST QUADRANT 080 NM SOUTHWEST QUADRANT 070 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 230 DEG/ 07 KTS --- 36 HRS, VALID AT: 110000Z --- 15.4S 120.8E MAX SUSTAINED WINDS - 085 KT, GUSTS 105 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT 010 NM SOUTHEAST QUADRANT 010 NM SOUTHWEST QUADRANT 010 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 010 NM NORTHEAST QUADRANT 010 NM SOUTHEAST QUADRANT 020 NM SOUTHWEST QUADRANT 010 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT 090 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 070 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 225 DEG/ 06 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 111200Z --- 16.3S 119.9E MAX SUSTAINED WINDS - 105 KT, GUSTS 130 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 000 NM NORTHEAST QUADRANT 000 NM SOUTHEAST QUADRANT 010 NM SOUTHWEST QUADRANT 010 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT 090 NM SOUTHEAST QUADRANT 070 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 195 DEG/ 06 KTS --- 72 HRS, VALID AT: 121200Z --- 18.6S 119.2E MAX SUSTAINED WINDS - 130 KT, GUSTS 160 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 020 NM NORTHEAST QUADRANT 020 NM SOUTHEAST QUADRANT 020 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 050 NM NORTHEAST QUADRANT 050 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT 120 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT VECTOR TO 96 HR POSIT: 145 DEG/ 10 KTS --- LONG RANGE OUTLOOK: --- 96 HRS, VALID AT: 131200Z --- 22.0S 121.7E MAX SUSTAINED WINDS - 090 KT, GUSTS 110 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 120 HR POSIT: 125 DEG/ 16 KTS --- 120 HRS, VALID AT: 141200Z --- 25.6S 127.6E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 091500Z POSITION NEAR 13.0S 124.7E. 09APR23. TROPICAL CYCLONE 18S (EIGHTEEN), LOCATED APPROXIMATELY 848 NM NORTHEAST OF LEARMONTH, AUSTRALIA, HAS TRACKED WEST- SOUTHWESTWARD AT 11 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 091200Z IS 17 FEET. NEXT WARNINGS AT 092100Z, 100300Z, 100900Z AND 101500Z.// 1823040600 76S1327E 20 1823040606 81S1323E 20 1823040612 84S1320E 20 1823040618 87S1313E 25 1823040700 88S1307E 25 1823040706 90S1306E 25 1823040712 91S1305E 30 1823040718 94S1301E 30 1823040800 97S1297E 30 1823040806 99S1292E 30 1823040812 105S1287E 30 1823040818 113S1282E 35 1823040900 119S1272E 40 1823040906 123S1261E 45 1823040912 128S1251E 45 NNNN