WTJP23 RJTD 051800 WARNING 051800. WARNING VALID 061800. WARNING IS UPDATED EVERY 6 HOURS. GALE WARNING. TROPICAL STORM 1711 NALGAE (1711) 990 HPA AT 38.2N 160.4E FAR OFF EAST OF JAPAN MOVING NORTHNORTHWEST 20 KNOTS. POSITION FAIR. MAX WINDS 45 KNOTS NEAR CENTER. RADIUS OF OVER 30 KNOT WINDS 210 MILES NORTHEAST SEMICIRCLE AND 150 MILES ELSEWHERE. FORECAST POSITION FOR 060600UTC AT 41.1N 158.1E WITH 40 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 990 HPA, MAX WINDS 45 KNOTS. BECOMING EXTRATROPICAL LOW. FORECAST POSITION FOR 061800UTC AT 43.9N 156.7E WITH 60 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 992 HPA, MAX WINDS 40 KNOTS. BECOMING EXTRATROPICAL LOW. JAPAN METEOROLOGICAL AGENCY.=