WTJP22 RJTD 181200 WARNING 181200. WARNING VALID 191200. WARNING IS UPDATED EVERY 6 HOURS. TYPHOON WARNING. TYPHOON 1507 DOLPHIN (1507) 955 HPA AT 22.2N 138.9E SEA SOUTH OF JAPAN MOVING NORTH 07 KNOTS. POSITION FAIR. MAX WINDS 80 KNOTS NEAR CENTER. RADIUS OF OVER 50 KNOT WINDS 80 MILES. RADIUS OF OVER 30 KNOT WINDS 210 MILES NORTHEAST SEMICIRCLE AND 150 MILES ELSEWHERE. FORECAST POSITION FOR 190000UTC AT 23.7N 139.4E WITH 50 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 960 HPA, MAX WINDS 75 KNOTS NEAR CENTER. FORECAST POSITION FOR 191200UTC AT 25.1N 141.0E WITH 85 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 965 HPA, MAX WINDS 70 KNOTS NEAR CENTER. EXTENDED OUTLOOK. FORECAST POSITION FOR 201200UTC AT 31.6N 148.0E WITH 180 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 970 HPA, MAX WINDS 65 KNOTS NEAR CENTER. FORECAST POSITION FOR 211200UTC AT 44.4N 165.5E WITH 325 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 980 HPA, MAX WINDS 50 KNOTS. BECOMING EXTRATROPICAL LOW. JAPAN METEOROLOGICAL AGENCY.=