WTJP33 RJTD 141500 WARNING 141500. WARNING VALID 151500. TYPHOON WARNING. TYPHOON 1511 NANGKA (1511) 950 HPA AT 24.8N 136.6E SEA SOUTH OF JAPAN MOVING NORTH 07 KNOTS. POSITION GOOD. MAX WINDS 80 KNOTS NEAR CENTER. RADIUS OF OVER 50 KNOT WINDS 90 MILES. RADIUS OF OVER 30 KNOT WINDS 375 MILES EAST SEMICIRCLE AND 210 MILES ELSEWHERE. FORECAST POSITION FOR 150300UTC AT 26.8N 135.8E WITH 50 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 945 HPA, MAX WINDS 80 KNOTS NEAR CENTER. FORECAST POSITION FOR 151500UTC AT 28.8N 134.8E WITH 75 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 940 HPA, MAX WINDS 85 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=