WTJP31 RJTD 301500 WARNING 301500. WARNING VALID 311500. TYPHOON WARNING. TYPHOON 1504 MAYSAK (1504) 945 HPA AT 09.2N 144.3E CAROLINES MOVING WESTNORTHWEST 11 KNOTS. POSITION GOOD. MAX WINDS 85 KNOTS NEAR CENTER. RADIUS OF OVER 50 KNOT WINDS 70 MILES. RADIUS OF OVER 30 KNOT WINDS 180 MILES NORTH SEMICIRCLE AND 150 MILES ELSEWHERE. FORECAST POSITION FOR 310300UTC AT 09.5N 142.0E WITH 50 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 940 HPA, MAX WINDS 90 KNOTS NEAR CENTER. FORECAST POSITION FOR 311500UTC AT 09.9N 139.7E WITH 75 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 935 HPA, MAX WINDS 95 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=