WTXS52 PGTW 160900 WARNING ATCG MIL 15S SIO 180316072933 2018031606 15S MARCUS 003 02 210 06 SATL RADR 020 T000 111S 1319E 040 R034 060 NE QD 070 SE QD 030 SW QD 060 NW QD T012 120S 1313E 040 R034 090 NE QD 025 SE QD 045 SW QD 040 NW QD T024 129S 1303E 040 R034 095 NE QD 020 SE QD 035 SW QD 060 NW QD T036 137S 1287E 050 R050 025 NE QD 030 SE QD 025 SW QD 020 NW QD R034 060 NE QD 055 SE QD 055 SW QD 060 NW QD T048 143S 1268E 045 R034 050 NE QD 045 SE QD 045 SW QD 050 NW QD T072 151S 1220E 065 R064 025 NE QD 035 SE QD 035 SW QD 025 NW QD R050 035 NE QD 060 SE QD 055 SW QD 040 NW QD R034 085 NE QD 095 SE QD 095 SW QD 065 NW QD T096 153S 1164E 085 R064 040 NE QD 050 SE QD 055 SW QD 040 NW QD R050 055 NE QD 090 SE QD 085 SW QD 050 NW QD R034 120 NE QD 135 SE QD 130 SW QD 090 NW QD T120 152S 1104E 100 R064 050 NE QD 055 SE QD 060 SW QD 050 NW QD R050 070 NE QD 115 SE QD 095 SW QD 070 NW QD R034 150 NE QD 175 SE QD 170 SW QD 115 NW QD AMP SUBJ: TROPICAL CYCLONE WARNING 1. TROPICAL CYCLONE 15S (MARCUS) WARNING NR 003 02 ACTIVE TROPICAL CYCLONES IN SOUTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 160600Z --- NEAR 11.1S 131.9E MOVEMENT PAST SIX HOURS - 210 DEGREES AT 06 KTS POSITION ACCURATE TO WITHIN 020 NM POSITION BASED ON CENTER LOCATED BY A COMBINATION OF SATELLITE AND RADAR PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT 070 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 060 NM NORTHWEST QUADRANT REPEAT POSIT: 11.1S 131.9E --- FORECASTS: 12 HRS, VALID AT: 161800Z --- 12.0S 131.3E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT 025 NM SOUTHEAST QUADRANT 045 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 225 DEG/ 07 KTS --- 24 HRS, VALID AT: 170600Z --- 12.9S 130.3E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 095 NM NORTHEAST QUADRANT 020 NM SOUTHEAST QUADRANT 035 NM SOUTHWEST QUADRANT 060 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 245 DEG/ 09 KTS --- 36 HRS, VALID AT: 171800Z --- 13.7S 128.7E MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 025 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 025 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT 055 NM SOUTHEAST QUADRANT 055 NM SOUTHWEST QUADRANT 060 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 250 DEG/ 10 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 180600Z --- 14.3S 126.8E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT 045 NM SOUTHEAST QUADRANT 045 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 260 DEG/ 12 KTS --- 72 HRS, VALID AT: 190600Z --- 15.1S 122.0E MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 025 NM NORTHEAST QUADRANT 035 NM SOUTHEAST QUADRANT 035 NM SOUTHWEST QUADRANT 025 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 035 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 055 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 085 NM NORTHEAST QUADRANT 095 NM SOUTHEAST QUADRANT 095 NM SOUTHWEST QUADRANT 065 NM NORTHWEST QUADRANT VECTOR TO 96 HR POSIT: 265 DEG/ 14 KTS --- LONG RANGE OUTLOOK: --- 96 HRS, VALID AT: 200600Z --- 15.3S 116.4E MAX SUSTAINED WINDS - 085 KT, GUSTS 105 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 040 NM NORTHEAST QUADRANT 050 NM SOUTHEAST QUADRANT 055 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 055 NM NORTHEAST QUADRANT 090 NM SOUTHEAST QUADRANT 085 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 120 NM NORTHEAST QUADRANT 135 NM SOUTHEAST QUADRANT 130 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT VECTOR TO 120 HR POSIT: 270 DEG/ 14 KTS --- 120 HRS, VALID AT: 210600Z --- 15.2S 110.4E MAX SUSTAINED WINDS - 100 KT, GUSTS 125 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 050 NM NORTHEAST QUADRANT 055 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 070 NM NORTHEAST QUADRANT 115 NM SOUTHEAST QUADRANT 095 NM SOUTHWEST QUADRANT 070 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 150 NM NORTHEAST QUADRANT 175 NM SOUTHEAST QUADRANT 170 NM SOUTHWEST QUADRANT 115 NM NORTHWEST QUADRANT --- REMARKS: 160900Z POSITION NEAR 11.3S 131.8E. TROPICAL CYCLONE 15S (MARCUS), LOCATED APPROXIMATELY 102 NM NORTHEAST OF DARWIN, AUSTRALIA, HAS TRACKED SOUTH-SOUTHWESTWARD AT 06 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 160600Z IS 12 FEET. NEXT WARNINGS AT 161500Z, 162100Z, 170300Z AND 170900Z. FOR TWELVE-HOURLY UPDATES. // 1518031318 85S1287E 20 1518031400 88S1289E 20 1518031406 90S1292E 20 1518031412 90S1296E 20 1518031418 90S1300E 20 1518031500 90S1304E 25 1518031506 93S1313E 30 1518031512 96S1319E 30 1518031518 101S1323E 35 1518031600 106S1322E 40 1518031606 111S1319E 40