WTXS52 PGTW 101500 WARNING ATCG MIL 04S SIO 180110134355 2018011012 04S IRVING 019 03 185 27 SATL 035 T000 302S 0682E 040 R034 190 NE QD 185 SE QD 135 SW QD 000 NW QD T012 364S 0713E 035 R034 270 NE QD 255 SE QD 175 SW QD 190 NW QD T024 428S 0767E 035 R034 245 NE QD 255 SE QD 270 SW QD 190 NW QD AMP 012HR BECOMING EXTRATROPICAL 024HR EXTRATROPICAL SUBJ: TROPICAL CYCLONE 04S (IRVING) WARNING NR 019 1. TROPICAL CYCLONE 04S (IRVING) WARNING NR 019 03 ACTIVE TROPICAL CYCLONES IN SOUTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 101200Z --- NEAR 30.2S 68.2E MOVEMENT PAST SIX HOURS - 185 DEGREES AT 27 KTS POSITION ACCURATE TO WITHIN 035 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 190 NM NORTHEAST QUADRANT 185 NM SOUTHEAST QUADRANT 135 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT REPEAT POSIT: 30.2S 68.2E --- FORECASTS: 12 HRS, VALID AT: 110000Z --- 36.4S 71.3E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING EXTRATROPICAL RADIUS OF 034 KT WINDS - 270 NM NORTHEAST QUADRANT 255 NM SOUTHEAST QUADRANT 175 NM SOUTHWEST QUADRANT 190 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 150 DEG/ 38 KTS --- 24 HRS, VALID AT: 111200Z --- 42.8S 76.7E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY EXTRATROPICAL RADIUS OF 034 KT WINDS - 245 NM NORTHEAST QUADRANT 255 NM SOUTHEAST QUADRANT 270 NM SOUTHWEST QUADRANT 190 NM NORTHWEST QUADRANT --- REMARKS: 101500Z POSITION NEAR 31.8S 69.0E. TROPICAL CYCLONE 04S (IRVING), LOCATED APPROXIMATELY 846 NM SOUTHEAST OF PORT LOUIS, MAURITIU, HAS TRACKED SOUTHWARD AT 27 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 101200Z IS 20 FEET. NEXT WARNINGS AT 102100Z, 110300Z AND 110900Z. FOR SIX-HOURLY UPDATES.// 0418010406 98S 947E 20 0418010412 101S 946E 20 0418010418 104S 944E 20 0418010500 107S 940E 20 0418010506 112S 938E 25 0418010512 119S 933E 25 0418010518 123S 925E 30 0418010600 125S 916E 35 0418010606 126S 904E 35 0418010612 128S 893E 40 0418010618 129S 882E 45 0418010700 134S 870E 55 0418010700 134S 870E 55 0418010706 139S 857E 65 0418010706 139S 857E 65 0418010706 139S 857E 65 0418010712 148S 842E 75 0418010712 148S 842E 75 0418010712 148S 842E 75 0418010718 158S 830E 90 0418010718 158S 830E 90 0418010718 158S 830E 90 0418010800 167S 813E 90 0418010800 167S 813E 90 0418010800 167S 813E 90 0418010806 176S 795E 90 0418010806 176S 795E 90 0418010806 176S 795E 90 0418010812 183S 782E 90 0418010812 183S 782E 90 0418010812 183S 782E 90 0418010818 191S 768E 90 0418010818 191S 768E 90 0418010818 191S 768E 90 0418010900 201S 751E 85 0418010900 201S 751E 85 0418010900 201S 751E 85 0418010906 213S 735E 75 0418010906 213S 735E 75 0418010906 213S 735E 75 0418010912 225S 721E 70 0418010912 225S 721E 70 0418010912 225S 721E 70 0418010918 239S 705E 65 0418010918 239S 705E 65 0418011000 255S 693E 55 0418011000 255S 693E 55 0418011006 275S 684E 45 0418011012 302S 682E 40