WTJP21 RJTD 260600 WARNING 260600. WARNING VALID 270600. WARNING IS UPDATED EVERY 6 HOURS. TYPHOON WARNING. TYPHOON 2410 SHANSHAN (2410) 980 HPA AT 27.5N 132.7E SEA SOUTH OF JAPAN MOVING WESTNORTHWEST 11 KNOTS. POSITION GOOD. 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 261800UTC AT 27.9N 131.4E WITH 35 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 970 HPA, MAX WINDS 75 KNOTS NEAR CENTER. FORECAST POSITION FOR 270600UTC AT 28.4N 130.4E WITH 50 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 955 HPA, MAX WINDS 80 KNOTS NEAR CENTER. EXTENDED OUTLOOK. FORECAST POSITION FOR 280600UTC AT 29.5N 129.6E WITH 85 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 950 HPA, MAX WINDS 85 KNOTS NEAR CENTER. FORECAST POSITION FOR 290600UTC AT 31.7N 129.9E WITH 140 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 960 HPA, MAX WINDS 75 KNOTS NEAR CENTER. FORECAST POSITION FOR 300600UTC AT 33.8N 132.9E WITH 200 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 975 HPA, MAX WINDS 60 KNOTS NEAR CENTER. FORECAST POSITION FOR 310600UTC AT 37.6N 138.4E WITH 250 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 985 HPA, MAX WINDS 45 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=