WTJP31 RJTD 010900 WARNING 010900. WARNING VALID 020900. TYPHOON WARNING. TYPHOON 1705 NORU (1705) 940 HPA AT 24.2N 137.5E SEA SOUTH OF JAPAN MOVING NORTHWEST 07 KNOTS. POSITION GOOD. MAX WINDS 90 KNOTS NEAR CENTER. RADIUS OF OVER 50 KNOT WINDS 60 MILES. RADIUS OF OVER 30 KNOT WINDS 150 MILES. FORECAST POSITION FOR 020900UTC AT 25.5N 136.0E WITH 50 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 940 HPA, MAX WINDS 90 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=