WTJP21 RJTD 181800 WARNING 181800. WARNING VALID 191800. WARNING IS UPDATED EVERY 6 HOURS. GALE WARNING. TROPICAL STORM 2601 NOKAEN (2601) 998 HPA AT 16.5N 125.9E SEA EAST OF PHILIPPINES MOVING NORTHNORTHEAST 08 KNOTS. POSITION FAIR. MAX WINDS 35 KNOTS. RADIUS OF OVER 30 KNOT WINDS 240 MILES NORTH SEMICIRCLE AND 150 MILES ELSEWHERE. FORECAST POSITION FOR 191800UTC AT 17.0N 127.9E WITH 57 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 998 HPA, MAX WINDS 35 KNOTS. EXTENDED OUTLOOK. FORECAST POSITION FOR 201800UTC AT 17.4N 131.5E WITH 100 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 1000 HPA, MAX WINDS 35 KNOTS NEAR CENTER. FORECAST POSITION FOR 211800UTC AT 15.3N 134.3E WITH 160 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 1002 HPA, MAX WINDS 35 KNOTS NEAR CENTER. FORECAST POSITION FOR 221800UTC AT 11.1N 132.4E WITH 200 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 1004 HPA. BECOMING TROPICAL DEPRESSION. JAPAN METEOROLOGICAL AGENCY.=