WTJP22 RJTD 191800 WARNING 191800. WARNING VALID 201800. WARNING IS UPDATED EVERY 6 HOURS. TYPHOON WARNING. TYPHOON 1507 DOLPHIN (1507) 970 HPA AT 26.9N 142.3E OGASAWARA SHOTO MOVING NORTHEAST 18 KNOTS. POSITION GOOD. MAX WINDS 65 KNOTS NEAR CENTER. RADIUS OF OVER 50 KNOT WINDS 80 MILES. RADIUS OF OVER 30 KNOT WINDS 180 MILES. FORECAST POSITION FOR 200600UTC AT 30.3N 146.1E WITH 50 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 975 HPA, MAX WINDS 60 KNOTS NEAR CENTER. FORECAST POSITION FOR 201800UTC AT 36.4N 152.1E WITH 130 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 980 HPA, MAX WINDS 50 KNOTS. BECOMING EXTRATROPICAL LOW. JAPAN METEOROLOGICAL AGENCY.=