WTXS51 PGTW 171500 WARNING ATCG MIL 10S SIO 210117135748 2021011712 10S JOSHUA 005 02 235 08 SATL 020 T000 189S 0894E 040 R034 050 NE QD 060 SE QD 070 SW QD 050 NW QD T012 193S 0880E 040 R034 020 NE QD 050 SE QD 030 SW QD 040 NW QD T024 195S 0861E 040 R034 020 NE QD 040 SE QD 040 SW QD 040 NW QD T036 196S 0842E 040 R034 050 NE QD 060 SE QD 070 SW QD 090 NW QD T048 198S 0821E 035 R034 050 NE QD 060 SE QD 070 SW QD 090 NW QD T072 210S 0779E 035 R034 050 NE QD 070 SE QD 080 SW QD 100 NW QD T096 224S 0739E 030 AMP 072HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER 096HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER SUBJ: TROPICAL CYCLONE 10S (JOSHUA) WARNING NR 005 1. TROPICAL CYCLONE 10S (JOSHUA) WARNING NR 005 02 ACTIVE TROPICAL CYCLONES IN SOUTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 171200Z --- NEAR 18.9S 89.4E MOVEMENT PAST SIX HOURS - 235 DEGREES AT 08 KTS POSITION ACCURATE TO WITHIN 020 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 - 050 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 070 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT REPEAT POSIT: 18.9S 89.4E --- FORECASTS: 12 HRS, VALID AT: 180000Z --- 19.3S 88.0E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 020 NM NORTHEAST QUADRANT 050 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 265 DEG/ 09 KTS --- 24 HRS, VALID AT: 181200Z --- 19.5S 86.1E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 020 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 265 DEG/ 09 KTS --- 36 HRS, VALID AT: 190000Z --- 19.6S 84.2E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 070 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 265 DEG/ 10 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 191200Z --- 19.8S 82.1E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 070 NM SOUTHWEST QUADRANT 090 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 250 DEG/ 10 KTS --- 72 HRS, VALID AT: 201200Z --- 21.0S 77.9E 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 - 050 NM NORTHEAST QUADRANT 070 NM SOUTHEAST QUADRANT 080 NM SOUTHWEST QUADRANT 100 NM NORTHWEST QUADRANT VECTOR TO 96 HR POSIT: 250 DEG/ 10 KTS --- LONG RANGE OUTLOOK: --- 96 HRS, VALID AT: 211200Z --- 22.4S 73.9E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 171500Z POSITION NEAR 19.0S 89.0E. 17JAN21. TROPICAL CYCLONE (TC) 10S (JOSHUA), LOCATED APPROXIMATELY 1214 NM SOUTHEAST OF DIEGO GARCIA, HAS TRACKED SOUTHWESTWARD AT 08 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 171200Z IS 15 FEET. NEXT WARNINGS AT 180300Z AND 181500Z. REFER TO TROPICAL CYCLONE 1021011212 106S1000E 20 1021011218 111S 996E 20 1021011300 114S 990E 25 1021011306 116S 984E 25 1021011312 118S 979E 30 1021011318 121S 975E 25 1021011400 128S 973E 25 1021011406 135S 969E 25 1021011412 140S 966E 30 1021011418 145S 961E 30 1021011500 149S 958E 30 1021011506 154S 953E 30 1021011512 158S 948E 30 1021011518 162S 942E 35 1021011600 165S 935E 35 1021011606 169S 928E 35 1021011612 172S 921E 40 1021011618 174S 914E 35 1021011700 179S 907E 35 1021011706 184S 901E 35 1021011712 189S 894E 40 NNNN