WTXS51 PGTW 110900 WARNING ATCG MIL 22S SIO 200311081536 2020031306 22S TWENTYTWO 001 01 185 09 SATL 015 T000 143S 0524E 035 R034 045 NE QD 025 SE QD 025 SW QD 050 NW QD T012 149S 0521E 040 R034 070 NE QD 040 SE QD 050 SW QD 070 NW QD T024 155S 0520E 045 R034 080 NE QD 050 SE QD 060 SW QD 080 NW QD T036 159S 0524E 055 R050 020 NE QD 030 SE QD 020 SW QD 020 NW QD R034 090 NE QD 060 SE QD 060 SW QD 080 NW QD T048 161S 0530E 065 R064 020 NE QD 020 SE QD 020 SW QD 020 NW QD R050 040 NE QD 030 SE QD 030 SW QD 030 NW QD R034 110 NE QD 070 SE QD 070 SW QD 110 NW QD T072 175S 0560E 065 R064 030 NE QD 020 SE QD 030 SW QD 030 NW QD R050 050 NE QD 040 SE QD 040 SW QD 050 NW QD R034 130 NE QD 100 SE QD 070 SW QD 110 NW QD T096 205S 0607E 080 R064 030 NE QD 030 SE QD 020 SW QD 030 NW QD R050 060 NE QD 040 SE QD 040 SW QD 050 NW QD R034 150 NE QD 100 SE QD 080 SW QD 140 NW QD T120 243S 0659E 060 R050 050 NE QD 040 SE QD 040 SW QD 050 NW QD R034 170 NE QD 110 SE QD 090 SW QD 150 NW QD AMP 036HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER 048HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER SUBJ: TROPICAL CYCLONE 21S (TWENTYONE) WARNING NR 001 1. TROPICAL CYCLONE 21S (TWENTYONE) WARNING NR 001 01 ACTIVE TROPICAL CYCLONE IN SOUTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 110600Z --- NEAR 16.4S 116.9E MOVEMENT PAST SIX HOURS - 185 DEGREES AT 09 KTS POSITION ACCURATE TO WITHIN 015 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 - 000 NM NORTHEAST QUADRANT 050 NM SOUTHEAST QUADRANT 025 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT REPEAT POSIT: 16.4S 116.9E --- FORECASTS: 12 HRS, VALID AT: 111800Z --- 18.2S 115.9E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 020 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 205 DEG/ 10 KTS --- 24 HRS, VALID AT: 120600Z --- 19.9S 115.0E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 010 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 200 DEG/ 10 KTS --- 36 HRS, VALID AT: 121800Z --- 21.7S 114.3E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER RADIUS OF 034 KT WINDS - 000 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 010 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 195 DEG/ 09 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 130600Z --- 23.5S 113.7E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 110900Z POSITION NEAR 16.9S 116.6E. 11MAR20. TROPICAL CYCLONE (TC) 21S (TWENTYONE), LOCATED APPROXIMATELY 253 NM NORTH-NORTHWEST OF PORT HEDLAND, AUSTRALIA, HAS TRACKED SOUTHWARD AT 09 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 110600Z IS 12 FEET. NEXT WARNINGS AT 111500Z, 112100Z, 120300Z AND 120900Z.// 2120030818 105S1131E 15 2120030900 106S1132E 15 2120030906 108S1134E 15 2120030912 112S1138E 20 2120030918 117S1147E 20 2120031000 123S1155E 20 2120031006 130S1162E 20 2120031012 139S1168E 30 2120031018 147S1170E 30 2120031100 155S1170E 30 2120031106 164S1169E 35 NNNN