WTJP31 RJTD 291500 WARNING 291500. WARNING VALID 301500. TYPHOON WARNING. TYPHOON 1504 MAYSAK (1504) 960 HPA AT 08.0N 148.9E CAROLINES MOVING WEST 13 KNOTS. POSITION GOOD. MAX WINDS 75 KNOTS NEAR CENTER. RADIUS OF OVER 50 KNOT WINDS 60 MILES. RADIUS OF OVER 30 KNOT WINDS 150 MILES. FORECAST POSITION FOR 300300UTC AT 08.3N 146.3E WITH 50 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 950 HPA, MAX WINDS 85 KNOTS NEAR CENTER. FORECAST POSITION FOR 301500UTC AT 08.7N 143.7E WITH 75 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 940 HPA, MAX WINDS 90 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=