WTJP22 RJTD 311800 WARNING 311800. WARNING VALID 011800. WARNING IS UPDATED EVERY 6 HOURS. TYPHOON WARNING. TROPICAL STORM 1411 HALONG (1411) 990 HPA AT 14.7N 140.0E MARIANAS MOVING WESTSOUTHWEST 07 KNOTS. POSITION FAIR. MAX WINDS 45 KNOTS NEAR CENTER. RADIUS OF OVER 30 KNOT WINDS 180 MILES SOUTHEAST SEMICIRCLE AND 120 MILES ELSEWHERE. FORECAST POSITION FOR 011800UTC AT 15.4N 138.3E WITH 70 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 975 HPA, MAX WINDS 65 KNOTS NEAR CENTER. EXTENDED OUTLOOK. FORECAST POSITION FOR 021800UTC AT 16.1N 137.4E WITH 110 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 960 HPA, MAX WINDS 75 KNOTS NEAR CENTER. FORECAST POSITION FOR 031800UTC AT 17.6N 136.2E WITH 160 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 960 HPA, MAX WINDS 75 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=