WTJP33 RJTD 071500 WARNING 071500. WARNING VALID 081500. TYPHOON WARNING. TYPHOON 1511 NANGKA (1511) 925 HPA AT 14.6N 153.0E TRUKS MOVING NORTHWEST 12 KNOTS. POSITION GOOD. MAX WINDS 100 KNOTS NEAR CENTER. RADIUS OF OVER 50 KNOT WINDS 80 MILES. RADIUS OF OVER 30 KNOT WINDS 180 MILES. FORECAST POSITION FOR 080300UTC AT 15.7N 150.9E WITH 50 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 920 HPA, MAX WINDS 100 KNOTS NEAR CENTER. FORECAST POSITION FOR 081500UTC AT 16.8N 149.0E WITH 75 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 920 HPA, MAX WINDS 100 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=