WTXS51 PGTW 301500 WARNING ATCG MIL 21S SIO 180430135756 2018043012 21S FLAMBOYAN 010 01 195 07 SATL 035 T000 156S 0843E 070 R064 030 NE QD 040 SE QD 030 SW QD 015 NW QD R050 055 NE QD 075 SE QD 055 SW QD 035 NW QD R034 110 NE QD 140 SE QD 130 SW QD 075 NW QD T012 170S 0839E 070 R064 000 NE QD 035 SE QD 030 SW QD 000 NW QD R050 030 NE QD 070 SE QD 045 SW QD 010 NW QD R034 165 NE QD 250 SE QD 150 SW QD 080 NW QD T024 185S 0838E 055 R050 025 NE QD 095 SE QD 045 SW QD 015 NW QD R034 175 NE QD 260 SE QD 170 SW QD 095 NW QD T036 198S 0840E 045 R034 150 NE QD 265 SE QD 140 SW QD 100 NW QD T048 212S 0847E 040 R034 145 NE QD 235 SE QD 085 SW QD 080 NW QD T072 249S 0872E 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 010 1. TROPICAL CYCLONE 21S (FLAMBOYAN) WARNING NR 010 01 ACTIVE TROPICAL CYCLONE IN SOUTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 301200Z --- NEAR 15.6S 84.3E MOVEMENT PAST SIX HOURS - 195 DEGREES AT 07 KTS POSITION ACCURATE TO WITHIN 035 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 030 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 015 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 055 NM NORTHEAST QUADRANT 075 NM SOUTHEAST QUADRANT 055 NM SOUTHWEST QUADRANT 035 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT 140 NM SOUTHEAST QUADRANT 130 NM SOUTHWEST QUADRANT 075 NM NORTHWEST QUADRANT REPEAT POSIT: 15.6S 84.3E --- FORECASTS: 12 HRS, VALID AT: 010000Z --- 17.0S 83.9E MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 000 NM NORTHEAST QUADRANT 035 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT 070 NM SOUTHEAST QUADRANT 045 NM SOUTHWEST QUADRANT 010 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 165 NM NORTHEAST QUADRANT 250 NM SOUTHEAST QUADRANT 150 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 185 DEG/ 08 KTS --- 24 HRS, VALID AT: 011200Z --- 18.5S 83.8E MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 025 NM NORTHEAST QUADRANT 095 NM SOUTHEAST QUADRANT 045 NM SOUTHWEST QUADRANT 015 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 175 NM NORTHEAST QUADRANT 260 NM SOUTHEAST QUADRANT 170 NM SOUTHWEST QUADRANT 095 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 170 DEG/ 07 KTS --- 36 HRS, VALID AT: 020000Z --- 19.8S 84.0E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 150 NM NORTHEAST QUADRANT 265 NM SOUTHEAST QUADRANT 140 NM SOUTHWEST QUADRANT 100 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 155 DEG/ 08 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 021200Z --- 21.2S 84.7E 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 - 145 NM NORTHEAST QUADRANT 235 NM SOUTHEAST QUADRANT 085 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 150 DEG/ 11 KTS --- 72 HRS, VALID AT: 031200Z --- 24.9S 87.2E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 301500Z POSITION NEAR 15.9S 84.2E. TROPICAL CYCLONE 21S (FLAMBOYAN), LOCATED APPROXIMATELY 861 NM SOUTHEAST OF DIEGO GARCIA, HAS TRACKED SOUTH-SOUTHWESTWARD AT 07 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 301200Z IS 26 FEET. NEXT WARNINGS AT 302100Z, 010300Z, 010900Z AND 011500Z. // 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 2118043012 156S 843E 70 2118043012 156S 843E 70 2118043012 156S 843E 70 NNNN