WTXS51 PGTW 172100 WARNING ATCG MIL 22S SIO 200317200548 2020031718 22S HEROLD 010 01 130 18 SATL 020 T000 210S 0635E 070 R064 045 NE QD 030 SE QD 025 SW QD 040 NW QD R050 090 NE QD 060 SE QD 050 SW QD 075 NW QD R034 130 NE QD 150 SE QD 090 SW QD 080 NW QD T012 225S 0660E 055 R050 030 NE QD 015 SE QD 020 SW QD 020 NW QD R034 090 NE QD 090 SE QD 070 SW QD 070 NW QD T024 236S 0682E 045 R034 060 NE QD 060 SE QD 040 SW QD 050 NW QD T036 244S 0698E 040 R034 090 NE QD 090 SE QD 030 SW QD 030 NW QD AMP 000HR BECOMING EXTRATROPICAL 012HR BECOMING EXTRATROPICAL 024HR BECOMING EXTRATROPICAL 036HR EXTRATROPICAL SUBJ: TROPICAL CYCLONE 22S (HEROLD) WARNING NR 010 1. TROPICAL CYCLONE 22S (HEROLD) WARNING NR 010 01 ACTIVE TROPICAL CYCLONE IN SOUTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 171800Z --- NEAR 21.0S 63.5E MOVEMENT PAST SIX HOURS - 130 DEGREES AT 18 KTS POSITION ACCURATE TO WITHIN 020 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING SUBTROPICAL RADIUS OF 064 KT WINDS - 045 NM NORTHEAST QUADRANT 030 NM SOUTHEAST QUADRANT 025 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 090 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 075 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 130 NM NORTHEAST QUADRANT 150 NM SOUTHEAST QUADRANT 090 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT REPEAT POSIT: 21.0S 63.5E --- FORECASTS: 12 HRS, VALID AT: 180600Z --- 22.5S 66.0E MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING SUBTROPICAL RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT 015 NM SOUTHEAST QUADRANT 020 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT 090 NM SOUTHEAST QUADRANT 070 NM SOUTHWEST QUADRANT 070 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 120 DEG/ 12 KTS --- 24 HRS, VALID AT: 181800Z --- 23.6S 68.2E MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING SUBTROPICAL RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 120 DEG/ 08 KTS --- 36 HRS, VALID AT: 190600Z --- 24.4S 69.8E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY SUBTROPICAL RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT 090 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT --- REMARKS: 172100Z POSITION NEAR 21.4S 64.1E. 17MAR20. TROPICAL CYCLONE (TC) 22S (HEROLD), LOCATED APPROXIMATELY 352 NM EAST OF PORT LOUIS, MAURITIUS, HAS TRACKED SOUTHEASTWARD AT 18 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 171800Z IS 32 FEET. NEXT WARNINGS AT 180900Z AND 182100Z. // 2220031212 143S 540E 25 2220031218 141S 534E 25 2220031300 141S 528E 30 2220031306 143S 524E 35 2220031312 145S 522E 40 2220031318 149S 516E 45 2220031400 151S 511E 55 2220031400 151S 511E 55 2220031406 151S 509E 60 2220031406 151S 509E 60 2220031412 150S 510E 60 2220031412 150S 510E 60 2220031418 149S 512E 65 2220031418 149S 512E 65 2220031418 149S 512E 65 2220031500 151S 513E 70 2220031500 151S 513E 70 2220031500 151S 513E 70 2220031506 150S 517E 70 2220031506 150S 517E 70 2220031506 150S 517E 70 2220031512 152S 521E 70 2220031512 152S 521E 70 2220031512 152S 521E 70 2220031518 153S 527E 80 2220031518 153S 527E 80 2220031518 153S 527E 80 2220031600 155S 533E 75 2220031600 155S 533E 75 2220031600 155S 533E 75 2220031606 157S 542E 80 2220031606 157S 542E 80 2220031606 157S 542E 80 2220031612 160S 552E 80 2220031612 160S 552E 80 2220031612 160S 552E 80 2220031618 168S 568E 80 2220031618 168S 568E 80 2220031618 168S 568E 80 2220031700 180S 585E 90 2220031700 180S 585E 90 2220031700 180S 585E 90 2220031703 185S 594E 100 2220031703 185S 594E 100 2220031703 185S 594E 100 2220031706 191S 604E 90 2220031706 191S 604E 90 2220031706 191S 604E 90 2220031712 199S 620E 80 2220031712 199S 620E 80 2220031712 199S 620E 80 2220031718 210S 635E 70 2220031718 210S 635E 70 2220031718 210S 635E 70 NNNN