WTJP22 RJTD 191200 WARNING 191200. WARNING VALID 201200. WARNING IS UPDATED EVERY 6 HOURS. TYPHOON WARNING. TYPHOON 1721 LAN (1721) 965 HPA AT 16.9N 130.0E SEA EAST OF PHILIPPINES MOVING NORTHNORTHWEST 08 KNOTS. POSITION FAIR. MAX WINDS 70 KNOTS NEAR CENTER. RADIUS OF OVER 50 KNOT WINDS 120 MILES SOUTHEAST SEMICIRCLE AND 90 MILES ELSEWHERE. RADIUS OF OVER 30 KNOT WINDS 425 MILES SOUTH SEMICIRCLE AND 300 MILES ELSEWHERE. FORECAST POSITION FOR 200000UTC AT 18.5N 129.6E WITH 30 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 950 HPA, MAX WINDS 80 KNOTS NEAR CENTER. FORECAST POSITION FOR 201200UTC AT 20.3N 129.9E WITH 60 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 945 HPA, MAX WINDS 90 KNOTS NEAR CENTER. EXTENDED OUTLOOK. FORECAST POSITION FOR 211200UTC AT 24.0N 131.2E WITH 110 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 935 HPA, MAX WINDS 90 KNOTS NEAR CENTER. FORECAST POSITION FOR 221200UTC AT 30.4N 133.7E WITH 220 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 935 HPA, MAX WINDS 90 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=