WTJP21 RJTD 311200 WARNING 311200. WARNING VALID 011200. WARNING IS UPDATED EVERY 6 HOURS. GALE WARNING. TROPICAL STORM 2410 SHANSHAN (2410) 996 HPA AT 32.9N 137.1E SEA SOUTH OF JAPAN MOVING EAST 08 KNOTS. POSITION GOOD. MAX WINDS 35 KNOTS. RADIUS OF OVER 30 KNOT WINDS 120 MILES EAST SEMICIRCLE AND 90 MILES ELSEWHERE. FORECAST POSITION FOR 010000UTC AT 33.4N 136.7E WITH 45 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 998 HPA, MAX WINDS 35 KNOTS. FORECAST POSITION FOR 011200UTC AT 34.7N 136.2E WITH 65 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 1002 HPA. BECOMING TROPICAL DEPRESSION. JAPAN METEOROLOGICAL AGENCY.=