WTPN31 PGTW 050900 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL STORM 04W (CHOI-WAN) WARNING NR 027// RMKS/ 1. TROPICAL STORM 04W (CHOI-WAN) WARNING NR 027 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 050600Z --- NEAR 26.3N 126.0E MOVEMENT PAST SIX HOURS - 050 DEGREES AT 25 KTS POSITION ACCURATE TO WITHIN 040 NM POSITION BASED ON CENTER LOCATED BY A COMBINATION OF SATELLITE AND RADAR PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 075 NM NORTHEAST QUADRANT 055 NM SOUTHEAST QUADRANT 035 NM SOUTHWEST QUADRANT 055 NM NORTHWEST QUADRANT REPEAT POSIT: 26.3N 126.0E --- FORECASTS: 12 HRS, VALID AT: 051800Z --- 29.7N 131.2E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER VECTOR TO 24 HR POSIT: 055 DEG/ 26 KTS --- 24 HRS, VALID AT: 060600Z --- 32.5N 136.3E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 050900Z POSITION NEAR 27.2N 127.3E. 05JUN21. TROPICAL STORM 04W (CHOI-WAN), LOCATED APPROXIMATELY 97 NM WEST OF KADENA AB, HAS TRACKED NORTHEASTWARD AT 25 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 050600Z IS 12 FEET. NEXT WARNINGS AT 051500Z, 052100Z AND 060300Z. // NNNN