WTJP22 RJTD 100000 WARNING 100000. WARNING VALID 110000. WARNING IS UPDATED EVERY 6 HOURS. GALE WARNING. TROPICAL STORM 1813 SHANSHAN (1813) 992 HPA AT 40.0N 147.2E SEA EAST OF JAPAN MOVING EASTNORTHEAST 21 KNOTS. POSITION FAIR. MAX WINDS 45 KNOTS NEAR CENTER. RADIUS OF OVER 30 KNOT WINDS 240 MILES SOUTHEAST SEMICIRCLE AND 150 MILES ELSEWHERE. FORECAST POSITION FOR 101200UTC AT 41.5N 154.1E WITH 40 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 992 HPA, MAX WINDS 40 KNOTS. BECOMING EXTRATROPICAL LOW. FORECAST POSITION FOR 110000UTC AT 41.3N 162.0E WITH 80 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 994 HPA, MAX WINDS 40 KNOTS. BECOMING EXTRATROPICAL LOW. JAPAN METEOROLOGICAL AGENCY.=