WTJP21 RJTD 160600 WARNING 160600. WARNING VALID 170600. WARNING IS UPDATED EVERY 6 HOURS. GALE WARNING. TROPICAL STORM 1704 TALAS (1704) 990 HPA AT 18.2N 108.3E GULF OF TONGKING MOVING WESTNORTHWEST 12 KNOTS. POSITION FAIR. MAX WINDS 45 KNOTS NEAR CENTER. RADIUS OF OVER 30 KNOT WINDS 240 MILES SOUTHEAST SEMICIRCLE AND 180 MILES ELSEWHERE. FORECAST POSITION FOR 161800UTC AT 18.7N 105.8E WITH 40 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 990 HPA, MAX WINDS 45 KNOTS NEAR CENTER. FORECAST POSITION FOR 170600UTC AT 19.0N 103.0E WITH 60 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 996 HPA, MAX WINDS 35 KNOTS NEAR CENTER. EXTENDED OUTLOOK. FORECAST POSITION FOR 180600UTC AT 19.7N 100.2E WITH 95 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 1004 HPA. BECOMING TROPICAL DEPRESSION. JAPAN METEOROLOGICAL AGENCY.=