WTJP31 RJTD 261500 WARNING 261500. WARNING VALID 271500. TYPHOON WARNING. TYPHOON 1610 LIONROCK (1610) 950 HPA AT 23.4N 132.3E SEA SOUTH OF JAPAN MOVING EASTNORTHEAST 06 KNOTS. POSITION GOOD. MAX WINDS 80 KNOTS NEAR CENTER. RADIUS OF OVER 50 KNOT WINDS 50 MILES. RADIUS OF OVER 30 KNOT WINDS 150 MILES SOUTH SEMICIRCLE AND 120 MILES ELSEWHERE. FORECAST POSITION FOR 271500UTC AT 24.9N 134.4E WITH 60 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 935 HPA, MAX WINDS 90 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=