WTJP24 RJTD 300600 WARNING 300600. WARNING VALID 310600. WARNING IS UPDATED EVERY 6 HOURS. GALE WARNING. TROPICAL STORM 1709 NESAT (1709) DOWNGRADED FROM SEVERE TROPICAL STORM 990 HPA AT 25.8N 117.8E SOUTH CHINA MOVING WESTNORTHWEST 12 KNOTS. POSITION FAIR. MAX WINDS 45 KNOTS NEAR CENTER. RADIUS OF OVER 30 KNOT WINDS 150 MILES SOUTHEAST SEMICIRCLE AND 120 MILES ELSEWHERE. FORECAST POSITION FOR 301800UTC AT 25.5N 117.0E WITH 30 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 990 HPA, MAX WINDS 40 KNOTS. FORECAST POSITION FOR 310600UTC AT 25.4N 116.8E WITH 60 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 992 HPA. BECOMING TROPICAL DEPRESSION. JAPAN METEOROLOGICAL AGENCY.=