WTJP32 RJTD 142100 WARNING 142100. WARNING VALID 152100. TYPHOON WARNING. TYPHOON 1507 DOLPHIN (1507) 955 HPA AT 13.2N 147.7E MARIANAS MOVING WESTNORTHWEST 15 KNOTS. POSITION FAIR. MAX WINDS 75 KNOTS NEAR CENTER. RADIUS OF OVER 50 KNOT WINDS 60 MILES. RADIUS OF OVER 30 KNOT WINDS 300 MILES NORTHEAST SEMICIRCLE AND 180 MILES ELSEWHERE. FORECAST POSITION FOR 150900UTC AT 14.3N 145.4E WITH 50 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 945 HPA, MAX WINDS 85 KNOTS NEAR CENTER. FORECAST POSITION FOR 152100UTC AT 15.5N 143.2E WITH 75 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 940 HPA, MAX WINDS 90 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=