WTJP21 RJTD 120000 WARNING 120000. WARNING VALID 130000. WARNING IS UPDATED EVERY 6 HOURS. GALE WARNING. TROPICAL STORM 1814 YAGI (1814) 990 HPA AT 25.5N 124.5E EAST CHINA SEA MOVING WESTNORTHWEST 10 KNOTS. POSITION GOOD. MAX WINDS 40 KNOTS NEAR CENTER. RADIUS OF OVER 30 KNOT WINDS 270 MILES EAST SEMICIRCLE AND 150 MILES ELSEWHERE. FORECAST POSITION FOR 121200UTC AT 27.4N 122.2E WITH 40 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 985 HPA, MAX WINDS 45 KNOTS NEAR CENTER. FORECAST POSITION FOR 130000UTC AT 30.5N 119.3E WITH 60 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 994 HPA, MAX WINDS 35 KNOTS NEAR CENTER. EXTENDED OUTLOOK. FORECAST POSITION FOR 140000UTC AT 34.4N 115.5E WITH 110 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 996 HPA. BECOMING TROPICAL DEPRESSION. JAPAN METEOROLOGICAL AGENCY.=