WTJP33 RJTD 130300 WARNING 130300. WARNING VALID 140300. STORM WARNING. TROPICAL STORM 2407 AMPIL (2407) 996 HPA AT 24.4N 138.3E SEA SOUTH OF JAPAN MOVING EASTNORTHEAST 09 KNOTS. POSITION FAIR. MAX WINDS 40 KNOTS NEAR CENTER. RADIUS OF OVER 30 KNOT WINDS 120 MILES EAST SEMICIRCLE AND 90 MILES ELSEWHERE. FORECAST POSITION FOR 140300UTC AT 26.5N 139.4E WITH 50 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 985 HPA, MAX WINDS 50 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=