WTJP21 RJTD 250000 WARNING 250000. WARNING VALID 260000. WARNING IS UPDATED EVERY 6 HOURS. TYPHOON WARNING. TYPHOON 1610 LIONROCK (1610) 945 HPA AT 23.5N 131.1E SEA SOUTH OF JAPAN MOVING SOUTHWEST SLOWLY. POSITION GOOD. MAX WINDS 85 KNOTS NEAR CENTER. RADIUS OF OVER 50 KNOT WINDS 50 MILES. RADIUS OF OVER 30 KNOT WINDS 120 MILES. FORECAST POSITION FOR 251200UTC AT 23.4N 131.1E WITH 30 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 940 HPA, MAX WINDS 90 KNOTS NEAR CENTER. FORECAST POSITION FOR 260000UTC AT 23.5N 131.6E WITH 60 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 930 HPA, MAX WINDS 100 KNOTS NEAR CENTER. EXTENDED OUTLOOK. FORECAST POSITION FOR 270000UTC AT 24.2N 132.8E WITH 110 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 920 HPA, MAX WINDS 105 KNOTS NEAR CENTER. FORECAST POSITION FOR 280000UTC AT 26.0N 135.4E WITH 170 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 930 HPA, MAX WINDS 100 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=