WTJP21 RJTD 111800 WARNING 111800. WARNING VALID 121800. WARNING IS UPDATED EVERY 6 HOURS. TYPHOON WARNING. TYPHOON 2604 SINLAKU (2604) 950 HPA AT 09.2N 151.4E TRUKS ALMOST STATIONARY. POSITION GOOD. MAX WINDS 85 KNOTS NEAR CENTER. RADIUS OF OVER 50 KNOT WINDS 70 MILES. RADIUS OF OVER 30 KNOT WINDS 300 MILES NORTHEAST SEMICIRCLE AND 210 MILES ELSEWHERE. FORECAST POSITION FOR 121800UTC AT 11.6N 149.0E WITH 57 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 925 HPA, MAX WINDS 95 KNOTS NEAR CENTER. EXTENDED OUTLOOK. FORECAST POSITION FOR 131800UTC AT 13.8N 146.2E WITH 85 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 920 HPA, MAX WINDS 100 KNOTS NEAR CENTER. FORECAST POSITION FOR 141800UTC AT 15.7N 144.5E WITH 120 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 920 HPA, MAX WINDS 100 KNOTS NEAR CENTER. FORECAST POSITION FOR 151800UTC AT 17.6N 143.4E WITH 150 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 925 HPA, MAX WINDS 95 KNOTS NEAR CENTER. FORECAST POSITION FOR 161800UTC AT 20.0N 143.0E WITH 180 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 945 HPA, MAX WINDS 85 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=