WTXS52 PGTW 180900 WARNING ATCG MIL 15S SIO 180318072935 2018031806 15S MARCUS 011 02 250 11 SATL RADR SYNP 030 T000 146S 1267E 050 R050 025 NE QD 035 SE QD 020 SW QD 025 NW QD R034 065 NE QD 075 SE QD 050 SW QD 060 NW QD T012 150S 1247E 050 R050 025 NE QD 035 SE QD 020 SW QD 025 NW QD R034 065 NE QD 075 SE QD 050 SW QD 060 NW QD T024 154S 1225E 055 R050 020 NE QD 040 SE QD 035 SW QD 025 NW QD R034 080 NE QD 085 SE QD 075 SW QD 065 NW QD T036 155S 1202E 065 R064 010 NE QD 030 SE QD 030 SW QD 015 NW QD R050 030 NE QD 060 SE QD 050 SW QD 035 NW QD R034 090 NE QD 115 SE QD 100 SW QD 075 NW QD T048 155S 1175E 080 R064 020 NE QD 040 SE QD 035 SW QD 020 NW QD R050 040 NE QD 070 SE QD 065 SW QD 035 NW QD R034 095 NE QD 125 SE QD 120 SW QD 090 NW QD T072 156S 1120E 105 R064 045 NE QD 055 SE QD 060 SW QD 040 NW QD R050 060 NE QD 095 SE QD 090 SW QD 070 NW QD R034 135 NE QD 160 SE QD 140 SW QD 125 NW QD T096 175S 1078E 120 R064 050 NE QD 055 SE QD 050 SW QD 050 NW QD R050 080 NE QD 095 SE QD 085 SW QD 080 NW QD R034 160 NE QD 170 SE QD 145 SW QD 140 NW QD T120 209S 1055E 115 R064 060 NE QD 060 SE QD 060 SW QD 055 NW QD R050 095 NE QD 095 SE QD 090 SW QD 080 NW QD R034 155 NE QD 160 SE QD 160 SW QD 135 NW QD AMP SUBJ: TROPICAL CYCLONE WARNING 1. TROPICAL CYCLONE 15S (MARCUS) WARNING NR 011 02 ACTIVE TROPICAL CYCLONES IN SOUTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 180600Z --- NEAR 14.6S 126.7E MOVEMENT PAST SIX HOURS - 250 DEGREES AT 11 KTS POSITION ACCURATE TO WITHIN 030 NM POSITION BASED ON CENTER LOCATED BY A COMBINATION OF SATELLITE, RADAR AND SYNOPTIC DATA PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 025 NM NORTHEAST QUADRANT 035 NM SOUTHEAST QUADRANT 020 NM SOUTHWEST QUADRANT 025 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 065 NM NORTHEAST QUADRANT 075 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 060 NM NORTHWEST QUADRANT REPEAT POSIT: 14.6S 126.7E --- FORECASTS: 12 HRS, VALID AT: 181800Z --- 15.0S 124.7E MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 025 NM NORTHEAST QUADRANT 035 NM SOUTHEAST QUADRANT 020 NM SOUTHWEST QUADRANT 025 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 065 NM NORTHEAST QUADRANT 075 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 060 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 260 DEG/ 11 KTS --- 24 HRS, VALID AT: 190600Z --- 15.4S 122.5E MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 035 NM SOUTHWEST QUADRANT 025 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT 085 NM SOUTHEAST QUADRANT 075 NM SOUTHWEST QUADRANT 065 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 265 DEG/ 11 KTS --- 36 HRS, VALID AT: 191800Z --- 15.5S 120.2E MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 010 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 015 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 035 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT 115 NM SOUTHEAST QUADRANT 100 NM SOUTHWEST QUADRANT 075 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 270 DEG/ 13 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 200600Z --- 15.5S 117.5E MAX SUSTAINED WINDS - 080 KT, GUSTS 100 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 020 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 035 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 040 NM NORTHEAST QUADRANT 070 NM SOUTHEAST QUADRANT 065 NM SOUTHWEST QUADRANT 035 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 095 NM NORTHEAST QUADRANT 125 NM SOUTHEAST QUADRANT 120 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 270 DEG/ 13 KTS --- 72 HRS, VALID AT: 210600Z --- 15.6S 112.0E MAX SUSTAINED WINDS - 105 KT, GUSTS 130 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 045 NM NORTHEAST QUADRANT 055 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 060 NM NORTHEAST QUADRANT 095 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 070 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 135 NM NORTHEAST QUADRANT 160 NM SOUTHEAST QUADRANT 140 NM SOUTHWEST QUADRANT 125 NM NORTHWEST QUADRANT VECTOR TO 96 HR POSIT: 245 DEG/ 11 KTS --- LONG RANGE OUTLOOK: --- 96 HRS, VALID AT: 220600Z --- 17.5S 107.8E MAX SUSTAINED WINDS - 120 KT, GUSTS 145 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 050 NM NORTHEAST QUADRANT 055 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 080 NM NORTHEAST QUADRANT 095 NM SOUTHEAST QUADRANT 085 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 160 NM NORTHEAST QUADRANT 170 NM SOUTHEAST QUADRANT 145 NM SOUTHWEST QUADRANT 140 NM NORTHWEST QUADRANT VECTOR TO 120 HR POSIT: 210 DEG/ 10 KTS --- 120 HRS, VALID AT: 230600Z --- 20.9S 105.5E MAX SUSTAINED WINDS - 115 KT, GUSTS 140 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 060 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 055 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 095 NM NORTHEAST QUADRANT 095 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 155 NM NORTHEAST QUADRANT 160 NM SOUTHEAST QUADRANT 160 NM SOUTHWEST QUADRANT 135 NM NORTHWEST QUADRANT --- REMARKS: 180900Z POSITION NEAR 14.7S 126.2E. TROPICAL CYCLONE (TC) 15S (MARCUS), LOCATED APPROXIMATELY 275 NM WEST- SOUTHWEST OF DARWIN, AUSTRALIA, HAS TRACKED WEST-SOUTHWESTWARD AT 11 KNOTS OVER THE PAST SIX HOURS. NEXT WARNINGS AT 181500Z, 182100Z, 190300Z AND 190900Z. 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 1518031712 135S1293E 45 1518031718 139S1286E 50 1518031718 139S1286E 50 1518031800 142S1278E 55 1518031800 142S1278E 55 1518031806 146S1267E 50 1518031806 146S1267E 50