WTXS51 PGTW 300900 WARNING ATCG MIL 21S SIO 180430080300 2018043006 21S FLAMBOYAN 009 01 210 08 SATL 030 T000 149S 0845E 065 R064 000 NE QD 000 SE QD 030 SW QD 000 NW QD R050 040 NE QD 045 SE QD 045 SW QD 030 NW QD R034 080 NE QD 115 SE QD 135 SW QD 065 NW QD T012 162S 0838E 065 R064 000 NE QD 000 SE QD 030 SW QD 000 NW QD R050 025 NE QD 035 SE QD 040 SW QD 030 NW QD R034 100 NE QD 215 SE QD 105 SW QD 050 NW QD T024 174S 0835E 055 R050 040 NE QD 040 SE QD 045 SW QD 035 NW QD R034 110 NE QD 215 SE QD 125 SW QD 050 NW QD T036 188S 0834E 045 R034 095 NE QD 200 SE QD 140 SW QD 080 NW QD T048 202S 0837E 040 R034 085 NE QD 250 SE QD 075 SW QD 060 NW QD T072 234S 0855E 030 AMP 048HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER 072HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER SUBJ: TROPICAL CYCLONE 21S (FLAMBOYAN) WARNING NR 009 1. TROPICAL CYCLONE 21S (FLAMBOYAN) WARNING NR 009 01 ACTIVE TROPICAL CYCLONE IN SOUTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 300600Z --- NEAR 14.9S 84.5E MOVEMENT PAST SIX HOURS - 210 DEGREES AT 08 KTS POSITION ACCURATE TO WITHIN 030 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 000 NM NORTHEAST QUADRANT 000 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 040 NM NORTHEAST QUADRANT 045 NM SOUTHEAST QUADRANT 045 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT 115 NM SOUTHEAST QUADRANT 135 NM SOUTHWEST QUADRANT 065 NM NORTHWEST QUADRANT REPEAT POSIT: 14.9S 84.5E --- FORECASTS: 12 HRS, VALID AT: 301800Z --- 16.2S 83.8E MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 000 NM NORTHEAST QUADRANT 000 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 025 NM NORTHEAST QUADRANT 035 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT 215 NM SOUTHEAST QUADRANT 105 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 195 DEG/ 06 KTS --- 24 HRS, VALID AT: 010600Z --- 17.4S 83.5E MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 040 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 045 NM SOUTHWEST QUADRANT 035 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT 215 NM SOUTHEAST QUADRANT 125 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 185 DEG/ 07 KTS --- 36 HRS, VALID AT: 011800Z --- 18.8S 83.4E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 095 NM NORTHEAST QUADRANT 200 NM SOUTHEAST QUADRANT 140 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 170 DEG/ 07 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 020600Z --- 20.2S 83.7E 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 - 085 NM NORTHEAST QUADRANT 250 NM SOUTHEAST QUADRANT 075 NM SOUTHWEST QUADRANT 060 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 155 DEG/ 09 KTS --- 72 HRS, VALID AT: 030600Z --- 23.4S 85.5E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 300900Z POSITION NEAR 15.2S 84.3E. TROPICAL CYCLONE 21S (FLAMBOYAN), LOCATED APPROXIMATELY 847 NM SOUTHEAST OF DIEGO GARCIA, HAS TRACKED SOUTH-SOUTHWESTWARD AT 08 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 300600Z IS 23 FEET. NEXT WARNINGS AT 301500Z, 302100Z, 010300Z AND 010900Z. // 2118042618 69S 988E 15 2118042700 71S 982E 15 2118042706 73S 976E 20 2118042712 74S 970E 25 2118042718 76S 958E 25 2118042800 82S 942E 30 2118042806 89S 925E 35 2118042812 95S 910E 40 2118042818 102S 901E 45 2118042900 111S 890E 50 2118042906 121S 878E 55 2118042906 121S 878E 55 2118042912 128S 864E 50 2118042912 128S 864E 50 2118042918 135S 857E 55 2118042918 135S 857E 55 2118043000 142S 849E 60 2118043000 142S 849E 60 2118043006 149S 845E 65 2118043006 149S 845E 65 2118043006 149S 845E 65 NNNN