WTPN31 PGTW 271500 1. TROPICAL STORM 23W (LEKIMA) WARNING NR 023 01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 271200Z2 --- NEAR 24.5N1 120.5E8 MOVEMENT PAST SIX HOURS - 025 DEGREES AT 04 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY A COMBINATION OF SATELLITE AND RADAR PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT RADIUS OF 035 KT WINDS - 035 NM NORTHEAST QUADRANT 035 NM SOUTHEAST QUADRANT OVER WATER 040 NM SOUTHWEST QUADRANT 055 NM NORTHWEST QUADRANT REPEAT POSIT: 24.5N1 120.5E8 --- FORECASTS: 12 HRS, VALID AT: 280000Z0 --- 24.7N3 120.6E9 MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT VECTOR TO 24 HR POSIT: 360 DEG/ 00 KTS --- 24 HRS, VALID AT: 281200Z3 --- 24.8N4 120.6E9 MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT VECTOR TO 36 HR POSIT: 030 DEG/ 02 KTS --- 36 HRS, VALID AT: 290000Z1 --- 25.1N8 120.8E1 MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT VECTOR TO 48 HR POSIT: 040 DEG/ 01 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 291200Z4 --- 25.3N0 121.0E4 MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT RADIUS OF 035 KT WINDS - 055 NM NORTHEAST QUADRANT 040 NM SOUTHEAST QUADRANT OVER WATER 040 NM SOUTHWEST QUADRANT 035 NM NORTHWEST QUADRANT VECTOR TO 72 HR POSIT: 060 DEG/ 03 KTS --- 72 HRS, VALID AT: 301200Z6 --- 25.8N5 122.0E5 MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT RADIUS OF 035 KT WINDS - 055 NM NORTHEAST QUADRANT 045 NM SOUTHEAST QUADRANT 040 NM SOUTHWEST QUADRANT 035 NM NORTHWEST QUADRANT --- REMARKS: 271500Z5 POSITION NEAR 24.6N2 120.5E8. TROPICAL STORM (TS) 23W (LEKIMA), APPROXIMATELY 65 NM WEST-SOUTHWEST OF TAIPEI, TAIWAN, HAS TRACKED NORTH-NORTHEASTWARD AT 04 KNOTS DURING THE PAST 06 HOURS. THE WARNING POSITION IS BASED ON 271130Z4 INFRARED SATELLITE IMAGERY AND RADAR DATA. THE WARNING INTENSITY IS BASED ON SATELLITE CURRENT INTENSITY ESTIMATES OF 30 TO 45 KNOTS. ANIMATED SATELLITE IMAGERY DEPICTS RAPIDLY WEAKENING CONVECTION OVER THE PAST 6 HOURS. RADAR DATA DEPICTS WEAK CONVECTIVE BANDING NORTH OF TAIWAN, BUT RAPIDLY DISSIPATING CONVECTION NEAR THE LOW-LEVEL CIRCULATION CENTER. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 271200Z2 IS 14 FEET. REFER TO WWPW31 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 272100Z2, 280300Z3, 280900Z9 AND 281500Z6.//