WTPN31 PGTW 251500 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TYPHOON 19W (KAJIKI) WARNING NR 013// RMKS/ 1. TYPHOON 19W (KAJIKI) WARNING NR 013 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 251200Z --- NEAR 18.6N 105.7E MOVEMENT PAST SIX HOURS - 280 DEGREES AT 05 KTS POSITION ACCURATE TO WITHIN 035 NM POSITION BASED ON CENTER LOCATED BY A COMBINATION OF SATELLITE, RADAR AND SYNOPTIC DATA PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 080 KT, GUSTS 100 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 064 KT WINDS - 035 NM NORTHEAST QUADRANT 025 NM SOUTHEAST QUADRANT 015 NM SOUTHWEST QUADRANT 030 NM NORTHWEST QUADRANT RADIUS OF 050 KT WINDS - 055 NM NORTHEAST QUADRANT 045 NM SOUTHEAST QUADRANT 025 NM SOUTHWEST QUADRANT 055 NM NORTHWEST QUADRANT RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT 080 NM SOUTHEAST QUADRANT 060 NM SOUTHWEST QUADRANT 060 NM NORTHWEST QUADRANT REPEAT POSIT: 18.6N 105.7E --- FORECASTS: 12 HRS, VALID AT: 260000Z --- 19.1N 103.6E MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 24 HR POSIT: 285 DEG/ 10 KTS --- 24 HRS, VALID AT: 261200Z --- 19.7N 101.5E 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: 290 DEG/ 10 KTS --- 36 HRS, VALID AT: 270000Z --- 20.3N 99.5E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 251500Z POSITION NEAR 18.7N 105.2E. 25AUG25. TYPHOON (TY) 19W (KAJIKI), LOCATED APPROXIMATELY 144 NM SOUTH OF HANOI, VIETNAM, HAS TRACKED WESTWARD AT 05 KNOTS OVER THE PAST SIX HOURS. AFTER A BRIEF PERIOD OF QUASI-STATIONARY MOTION ALONG THE COAST, THE SYSTEM'S CENTER TRACKED INLAND BETWEEN VINH (48845) AND HA TINH (48846) AFTER 250800Z. AT 251200Z, VINH'S WINDS SWITCHED TO EAST- NORTHEASTERLY WHILE HA TINH SWITCHED TO SOUTH-SOUTHEASTERLY, WHICH SUPPORTS THE INITIAL POSITION. ANIMATED RADAR IMAGERY REVEALS A RAGGED BUT DEFINED LOW-LEVEL CIRCULATION CENTER, WITH FRAGMENTED SPIRAL BANDING. A 251111Z SSMIS 91GHZ MICROWAVE IMAGE ALSO SUPPORTS THE INITIAL POSITION AND SHOWS A PARTIAL EYEWALL OVER THE EASTERN QUADRANT. OVERALL, THERE IS MEDIUM CONFIDENCE IN THE INITIAL POSITION. THE INITIAL INTENSITY IS ASSESSED AT 80 KNOTS BASED ON THE RJTD DVORAK CURRENT INTENSITY ESTIMATE OF 4.5 (77 KNOTS), WHICH IS CONSISTENT WITH THE CONVECTIVE STRUCTURE. TY 19W WILL TRACK INLAND AND WEAKEN RAPIDLY OVER THE MOUNTAINOUS REGION OF LAOS, WITH DISSIPATION EXPECTED BY TAU 36. THIS IS THE FINAL WARNING ON THIS SYSTEM BY THE JOINT TYPHOON WRNCEN PEARL HARBOR HI. THE SYSTEM WILL BE CLOSELY MONITORED FOR SIGNS OF REGENERATION. MINIMUM CENTRAL PRESSURE AT 251200Z IS 974 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 251200Z IS 26 FEET.// NNNN