WTXS52 PGTW 170900 WARNING ATCG MIL 15S SIO 180317073945 2018031706 15S MARCUS 007 02 240 12 SATL RADR SYNP 050 T000 130S 1300E 045 R034 015 NE QD 040 SE QD 045 SW QD 015 NW QD T012 136S 1286E 060 R050 025 NE QD 030 SE QD 025 SW QD 025 NW QD R034 060 NE QD 050 SE QD 045 SW QD 070 NW QD T024 143S 1269E 055 R050 025 NE QD 015 SE QD 010 SW QD 020 NW QD R034 075 NE QD 055 SE QD 045 SW QD 060 NW QD T036 147S 1249E 055 R050 030 NE QD 025 SE QD 035 SW QD 020 NW QD R034 055 NE QD 055 SE QD 065 SW QD 065 NW QD T048 150S 1227E 060 R050 020 NE QD 035 SE QD 040 SW QD 030 NW QD R034 060 NE QD 080 SE QD 085 SW QD 050 NW QD T072 152S 1176E 095 R064 025 NE QD 040 SE QD 040 SW QD 030 NW QD R050 030 NE QD 070 SE QD 060 SW QD 025 NW QD R034 090 NE QD 135 SE QD 125 SW QD 080 NW QD T096 151S 1120E 115 R064 035 NE QD 040 SE QD 040 SW QD 030 NW QD R050 045 NE QD 080 SE QD 085 SW QD 040 NW QD R034 125 NE QD 155 SE QD 145 SW QD 110 NW QD T120 164S 1064E 125 R064 050 NE QD 045 SE QD 050 SW QD 050 NW QD R050 070 NE QD 115 SE QD 090 SW QD 075 NW QD R034 165 NE QD 190 SE QD 160 SW QD 120 NW QD AMP SUBJ: TROPICAL CYCLONE WARNING 1. TROPICAL CYCLONE 15S (MARCUS) WARNING NR 007 02 ACTIVE TROPICAL CYCLONES IN SOUTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 170600Z --- NEAR 13.0S 130.0E MOVEMENT PAST SIX HOURS - 240 DEGREES AT 12 KTS POSITION ACCURATE TO WITHIN 050 NM POSITION BASED ON CENTER LOCATED BY A COMBINATION OF SATELLITE, RADAR AND SYNOPTIC DATA PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 015 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 045 NM SOUTHWEST QUADRANT 015 NM NORTHWEST QUADRANT REPEAT POSIT: 13.0S 130.0E --- FORECASTS: 12 HRS, VALID AT: 171800Z --- 13.6S 128.6E MAX SUSTAINED WINDS - 060 KT, GUSTS 075 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 025 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT 050 NM SOUTHEAST QUADRANT 045 NM SOUTHWEST QUADRANT 070 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 245 DEG/ 09 KTS --- 24 HRS, VALID AT: 180600Z --- 14.3S 126.9E MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 025 NM NORTHEAST QUADRANT 015 NM SOUTHEAST QUADRANT 010 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 075 NM NORTHEAST QUADRANT 055 NM SOUTHEAST QUADRANT 045 NM SOUTHWEST QUADRANT 060 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 260 DEG/ 10 KTS --- 36 HRS, VALID AT: 181800Z --- 14.7S 124.9E MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT 025 NM SOUTHEAST QUADRANT 035 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 055 NM NORTHEAST QUADRANT 055 NM SOUTHEAST QUADRANT 065 NM SOUTHWEST QUADRANT 065 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 260 DEG/ 11 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 190600Z --- 15.0S 122.7E MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT 035 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT 080 NM SOUTHEAST QUADRANT 085 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 265 DEG/ 12 KTS --- 72 HRS, VALID AT: 200600Z --- 15.2S 117.6E MAX SUSTAINED WINDS - 095 KT, GUSTS 115 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 025 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT 070 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 025 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT 135 NM SOUTHEAST QUADRANT 125 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT VECTOR TO 96 HR POSIT: 270 DEG/ 14 KTS --- LONG RANGE OUTLOOK: --- 96 HRS, VALID AT: 210600Z --- 15.1S 112.0E MAX SUSTAINED WINDS - 115 KT, GUSTS 140 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 035 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 045 NM NORTHEAST QUADRANT 080 NM SOUTHEAST QUADRANT 085 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 125 NM NORTHEAST QUADRANT 155 NM SOUTHEAST QUADRANT 145 NM SOUTHWEST QUADRANT 110 NM NORTHWEST QUADRANT VECTOR TO 120 HR POSIT: 255 DEG/ 14 KTS --- 120 HRS, VALID AT: 220600Z --- 16.4S 106.4E MAX SUSTAINED WINDS - 125 KT, GUSTS 150 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 050 NM NORTHEAST QUADRANT 045 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 070 NM NORTHEAST QUADRANT 115 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 075 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 165 NM NORTHEAST QUADRANT 190 NM SOUTHEAST QUADRANT 160 NM SOUTHWEST QUADRANT 120 NM NORTHWEST QUADRANT --- REMARKS: 170900Z POSITION NEAR 13.2S 129.7E. TROPICAL CYCLONE (TC) 15S (MARCUS), LOCATED APPROXIMATELY 61 NM WEST- SOUTHWEST OF DARWIN, AUSTRALIA, HAS TRACKED WEST-SOUTHWESTWARD AT 12 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 170600Z IS 15 FEET. NEXT WARNINGS AT 171500Z, 172100Z, 180300Z AND 180900Z. FOR SIX-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 105S1324E 40 1518031606 108S1322E 40 1518031612 112S1319E 40 1518031618 117S1316E 40 1518031700 124S1311E 45 1518031706 130S1300E 45