WTJP32 RJTD 210900 WARNING 210900. WARNING VALID 220900. TYPHOON WARNING. TYPHOON 1721 LAN (1721) 925 HPA AT 23.0N 132.3E SEA SOUTH OF JAPAN MOVING NORTHNORTHEAST 15 KNOTS. POSITION GOOD. MAX WINDS 95 KNOTS NEAR CENTER. RADIUS OF OVER 50 KNOT WINDS 150 MILES SOUTHEAST SEMICIRCLE AND 120 MILES ELSEWHERE. RADIUS OF OVER 30 KNOT WINDS 500 MILES. FORECAST POSITION FOR 212100UTC AT 26.5N 133.2E WITH 40 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 925 HPA, MAX WINDS 95 KNOTS NEAR CENTER. FORECAST POSITION FOR 220900UTC AT 30.5N 134.9E WITH 80 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 925 HPA, MAX WINDS 95 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=