WTJP21 RJTD 251800 WARNING 251800. WARNING VALID 261800. WARNING IS UPDATED EVERY 6 HOURS. TYPHOON WARNING. TYPHOON 2410 SHANSHAN (2410) 980 HPA AT 26.8N 135.0E SEA SOUTH OF JAPAN MOVING WESTNORTHWEST 14 KNOTS. POSITION FAIR. MAX WINDS 65 KNOTS NEAR CENTER. RADIUS OF OVER 50 KNOT WINDS 30 MILES. RADIUS OF OVER 30 KNOT WINDS 210 MILES NORTHEAST SEMICIRCLE AND 120 MILES ELSEWHERE. FORECAST POSITION FOR 260600UTC AT 27.7N 132.9E WITH 35 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 975 HPA, MAX WINDS 70 KNOTS NEAR CENTER. FORECAST POSITION FOR 261800UTC AT 28.2N 131.5E WITH 50 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 965 HPA, MAX WINDS 75 KNOTS NEAR CENTER. EXTENDED OUTLOOK. FORECAST POSITION FOR 271800UTC AT 29.3N 130.3E WITH 85 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 950 HPA, MAX WINDS 85 KNOTS NEAR CENTER. FORECAST POSITION FOR 281800UTC AT 31.9N 130.9E WITH 160 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 950 HPA, MAX WINDS 80 KNOTS NEAR CENTER. FORECAST POSITION FOR 291800UTC AT 35.6N 134.1E WITH 200 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 980 HPA, MAX WINDS 55 KNOTS NEAR CENTER. FORECAST POSITION FOR 301800UTC AT 38.3N 138.8E WITH 250 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 984 HPA, MAX WINDS 45 KNOTS. BECOMING EXTRATROPICAL LOW. JAPAN METEOROLOGICAL AGENCY.=