WTXS52 PGTW 232100 WARNING ATCG MIL 15S SIO 180323191937 2018032318 15S MARCUS 033 01 160 15 SATL 060 T000 237S 1066E 060 R050 105 NE QD 105 SE QD 075 SW QD 080 NW QD R034 170 NE QD 195 SE QD 145 SW QD 135 NW QD T012 263S 1075E 045 R034 110 NE QD 190 SE QD 165 SW QD 080 NW QD T024 287S 1085E 035 R034 110 NE QD 165 SE QD 115 SW QD 080 NW QD T036 308S 1101E 030 AMP 024HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER 036HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER SUBJ: TROPICAL CYCLONE 15S (MARCUS) WARNING NR 033 1. TROPICAL CYCLONE 15S (MARCUS) WARNING NR 033 01 ACTIVE TROPICAL CYCLONE IN SOUTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 231800Z --- NEAR 23.7S 106.6E MOVEMENT PAST SIX HOURS - 160 DEGREES AT 15 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 050 KT WINDS - 105 NM NORTHEAST QUADRANT 105 NM SOUTHEAST QUADRANT 075 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 170 NM NORTHEAST QUADRANT 195 NM SOUTHEAST QUADRANT 145 NM SOUTHWEST QUADRANT 135 NM NORTHWEST QUADRANT REPEAT POSIT: 23.7S 106.6E --- FORECASTS: 12 HRS, VALID AT: 240600Z --- 26.3S 107.5E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT 190 NM SOUTHEAST QUADRANT 165 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 160 DEG/ 13 KTS --- 24 HRS, VALID AT: 241800Z --- 28.7S 108.5E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT 165 NM SOUTHEAST QUADRANT 115 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 145 DEG/ 13 KTS --- 36 HRS, VALID AT: 250600Z --- 30.8S 110.1E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 232100Z POSITION NEAR 24.3S 106.8E. TROPICAL CYCLONE 15S (MARCUS), LOCATED APPROXIMATELY 423 NM WEST- SOUTHWEST OF LEARMONTH, AUSTRALIA, HAS TRACKED SOUTH- SOUTHEASTWARD AT 15 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 231800Z IS 25 FEET. NEXT WARNINGS AT 240900Z AND 242100Z. // 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 146S1266E 50 1518031806 146S1266E 50 1518031812 150S1253E 45 1518031818 150S1243E 50 1518031818 150S1243E 50 1518031900 152S1234E 65 1518031900 152S1234E 65 1518031900 152S1234E 65 1518031906 155S1226E 80 1518031906 155S1226E 80 1518031906 155S1226E 80 1518031912 156S1212E 95 1518031912 156S1212E 95 1518031912 156S1212E 95 1518031918 153S1199E 100 1518031918 153S1199E 100 1518031918 153S1199E 100 1518032000 151S1184E 105 1518032000 151S1184E 105 1518032000 151S1184E 105 1518032006 148S1167E 105 1518032006 148S1167E 105 1518032006 148S1167E 105 1518032012 145S1152E 110 1518032012 145S1152E 110 1518032012 145S1152E 110 1518032018 145S1138E 115 1518032018 145S1138E 115 1518032018 145S1138E 115 1518032100 145S1124E 120 1518032100 145S1124E 120 1518032100 145S1124E 120 1518032106 148S1109E 125 1518032106 148S1109E 125 1518032106 148S1109E 125 1518032112 150S1095E 135 1518032112 150S1095E 135 1518032112 150S1095E 135 1518032118 155S1084E 140 1518032118 155S1084E 140 1518032118 155S1084E 140 1518032200 159S1074E 140 1518032200 159S1074E 140 1518032200 159S1074E 140 1518032206 167S1066E 135 1518032206 167S1066E 135 1518032206 167S1066E 135 1518032212 176S1063E 125 1518032212 176S1063E 125 1518032212 176S1063E 125 1518032218 188S1060E 115 1518032218 188S1060E 115 1518032218 188S1060E 115 1518032300 199S1059E 105 1518032300 199S1059E 105 1518032300 199S1059E 105 1518032306 212S1058E 95 1518032306 212S1058E 95 1518032306 212S1058E 95 1518032312 223S1060E 80 1518032312 223S1060E 80 1518032312 223S1060E 80 1518032318 237S1066E 60 1518032318 237S1066E 60