WTJP21 RJTD 261800 WARNING 261800. WARNING VALID 271800. WARNING IS UPDATED EVERY 6 HOURS. TYPHOON WARNING. TYPHOON 0922 NIDA (0922) 915 HPA AT 16.3N 139.3E SEA EAST OF PHILIPPINES MOVING NORTHWEST 06 KNOTS. POSITION GOOD. MAX WINDS 105 KNOTS NEAR CENTER. RADIUS OF OVER 50 KNOT WINDS 80 MILES. RADIUS OF OVER 30 KNOT WINDS 220 MILES. FORECAST POSITION FOR 271800UTC AT 17.9N 138.5E WITH 70 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 925 HPA, MAX WINDS 90 KNOTS NEAR CENTER. EXTENDED OUTLOOK. FORECAST POSITION FOR 281800UTC AT 18.9N 138.4E WITH 110 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 940 HPA, MAX WINDS 85 KNOTS NEAR CENTER. FORECAST POSITION FOR 291800UTC AT 19.6N 138.4E WITH 220 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 940 HPA, MAX WINDS 85 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=