WTXS51 PGTW 010900 WARNING ATCG MIL 18S SIO 210201074300 2021020106 18S EIGHTEEN 004 01 285 04 SATL RADR SYNP 015 T000 206S 1190E 030 T012 210S 1169E 030 T024 216S 1152E 030 T036 221S 1142E 035 R034 030 NE QD 035 SE QD 060 SW QD 030 NW QD T048 224S 1130E 040 R034 030 NE QD 035 SE QD 060 SW QD 030 NW QD T072 222S 1113E 045 R034 020 NE QD 070 SE QD 060 SW QD 020 NW QD T096 236S 1107E 050 R050 000 NE QD 020 SE QD 020 SW QD 000 NW QD R034 040 NE QD 110 SE QD 110 SW QD 050 NW QD T120 253S 1112E 050 R050 000 NE QD 020 SE QD 020 SW QD 000 NW QD R034 050 NE QD 160 SE QD 150 SW QD 070 NW QD AMP 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: 010600Z --- NEAR 20.6S 119.0E MOVEMENT PAST SIX HOURS - 285 DEGREES AT 04 KTS POSITION ACCURATE TO WITHIN 015 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: 20.6S 119.0E --- FORECASTS: 12 HRS, VALID AT: 011800Z --- 21.0S 116.9E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 24 HR POSIT: 250 DEG/ 08 KTS --- 24 HRS, VALID AT: 020600Z --- 21.6S 115.2E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 36 HR POSIT: 240 DEG/ 05 KTS --- 36 HRS, VALID AT: 021800Z --- 22.1S 114.2E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 030 NM NORTHEAST QUADRANT 035 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 255 DEG/ 06 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 030600Z --- 22.4S 113.0E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 030 NM NORTHEAST QUADRANT 035 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 275 DEG/ 04 KTS --- 72 HRS, VALID AT: 040600Z --- 22.2S 111.3E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 020 NM NORTHEAST QUADRANT 070 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT VECTOR TO 96 HR POSIT: 200 DEG/ 04 KTS --- LONG RANGE OUTLOOK: --- 96 HRS, VALID AT: 050600Z --- 23.6S 110.7E MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 000 NM NORTHEAST QUADRANT 020 NM SOUTHEAST QUADRANT 020 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT 110 NM SOUTHEAST QUADRANT 110 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT VECTOR TO 120 HR POSIT: 165 DEG/ 04 KTS --- 120 HRS, VALID AT: 060600Z --- 25.3S 111.2E MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 000 NM NORTHEAST QUADRANT 020 NM SOUTHEAST QUADRANT 020 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT 160 NM SOUTHEAST QUADRANT 150 NM SOUTHWEST QUADRANT 070 NM NORTHWEST QUADRANT --- REMARKS: 010900Z POSITION NEAR 20.7S 118.5E. 01FEB21. TROPICAL CYCLONE (TC) 18S (EIGHTEEN), LOCATED APPROXIMATELY 29 NM SOUTHEAST OF PORT HEDLAND, AUSTRA, HAS TRACKED WEST- NORTHWESTWARD AT 04 KNOTS OVER THE PAST SIX HOURS. NEXT WARNINGS AT 011500Z, 012100Z, 020300Z AND 020900Z.// 1821012818 159S1266E 15 1821012900 164S1261E 15 1821012906 168S1258E 20 1821012912 172S1256E 20 1821012918 176S1254E 20 1821013000 179S1251E 25 1821013006 183S1246E 30 1821013012 187S1240E 30 1821013018 192S1235E 30 1821013100 201S1229E 30 1821013106 210S1223E 30 1821013112 214S1211E 30 1821013118 213S1202E 30 1821020100 207S1194E 30 1821020106 206S1190E 30 NNNN