WARNING ATCG MIL 18W NWP 201014005758 2020101400 18W NANGKA 010 01 275 20 SATL RADR 020 T000 200N 1068E 045 R034 145 NE QD 125 SE QD 070 SW QD 085 NW QD T012 200N 1050E 035 R034 080 NE QD 010 SE QD 010 SW QD 040 NW QD T024 201N 1035E 030 T036 200N 1023E 020 AMP 012HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND 024HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND 036HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND SUBJ: TROPICAL STORM 18W (NANGKA) WARNING NR 010 1. TROPICAL STORM 18W (NANGKA) WARNING NR 010 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 140000Z --- NEAR 20.0N 106.8E MOVEMENT PAST SIX HOURS - 275 DEGREES AT 20 KTS POSITION ACCURATE TO WITHIN 020 NM POSITION BASED ON CENTER LOCATED BY A COMBINATION OF SATELLITE AND RADAR PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 145 NM NORTHEAST QUADRANT 125 NM SOUTHEAST QUADRANT 070 NM SOUTHWEST QUADRANT 085 NM NORTHWEST QUADRANT REPEAT POSIT: 20.0N 106.8E --- FORECASTS: 12 HRS, VALID AT: 141200Z --- 20.0N 105.0E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT 010 NM SOUTHEAST QUADRANT 010 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 275 DEG/ 07 KTS --- 24 HRS, VALID AT: 150000Z --- 20.1N 103.5E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND VECTOR TO 36 HR POSIT: 265 DEG/ 06 KTS --- 36 HRS, VALID AT: 151200Z --- 20.0N 102.3E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 140300Z POSITION NEAR 20.0N 106.3E. 14OCT20. TROPICAL STORM 18W (NANGKA), LOCATED APPROXIMATELY 78 NM SOUTHEAST OF HANOI, VIETNAM, HAS TRACKED WESTWARD AT 20 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 140000Z IS 15 FEET. NEXT WARNINGS AT 140900Z, 141500Z, 142100Z AND 150300Z.// 1820101100 169N1197E 15 1820101106 171N1192E 20 1820101112 172N1189E 20 1820101118 175N1182E 25 1820101200 177N1170E 30 1820101206 179N1159E 35 1820101212 182N1144E 35 1820101218 186N1132E 40 1820101300 187N1122E 40 1820101306 188N1113E 45 1820101312 190N1105E 50 1820101312 190N1105E 50 1820101318 198N1089E 45 1820101400 200N1068E 45 NNNN NNNN