WTJP21 RJTD 031200 WARNING 031200. WARNING VALID 041200. WARNING IS UPDATED EVERY 6 HOURS. GALE WARNING. TROPICAL STORM 1601 NEPARTAK (1601) 1000 HPA AT 10.0N 144.3E CAROLINES MOVING NORTHNORTHWEST 09 KNOTS. POSITION FAIR. MAX WINDS 35 KNOTS NEAR CENTER. RADIUS OF OVER 30 KNOT WINDS 180 MILES SOUTH SEMICIRCLE AND 120 MILES ELSEWHERE. FORECAST POSITION FOR 041200UTC AT 13.9N 139.5E WITH 60 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 990 HPA, MAX WINDS 45 KNOTS NEAR CENTER. EXTENDED OUTLOOK. FORECAST POSITION FOR 051200UTC AT 17.9N 133.6E WITH 110 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 975 HPA, MAX WINDS 60 KNOTS NEAR CENTER. FORECAST POSITION FOR 061200UTC AT 21.6N 127.3E WITH 140 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 960 HPA, MAX WINDS 75 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=