WTJP22 RJTD 201800 WARNING 201800. WARNING VALID 211800. WARNING IS UPDATED EVERY 6 HOURS. STORM WARNING. TROPICAL STORM 2403 GAEMI (2403) 998 HPA AT 16.6N 125.7E SEA EAST OF PHILIPPINES MOVING NORTHWEST 10 KNOTS. POSITION FAIR. MAX WINDS 40 KNOTS NEAR CENTER. RADIUS OF OVER 30 KNOT WINDS 240 MILES. FORECAST POSITION FOR 211800UTC AT 17.9N 125.6E WITH 50 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 990 HPA, MAX WINDS 50 KNOTS NEAR CENTER. EXTENDED OUTLOOK. FORECAST POSITION FOR 221800UTC AT 19.5N 125.0E WITH 85 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 975 HPA, MAX WINDS 65 KNOTS NEAR CENTER. FORECAST POSITION FOR 231800UTC AT 21.7N 124.4E WITH 140 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 960 HPA, MAX WINDS 75 KNOTS NEAR CENTER. FORECAST POSITION FOR 241800UTC AT 25.0N 122.8E WITH 175 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 945 HPA, MAX WINDS 85 KNOTS NEAR CENTER. FORECAST POSITION FOR 251800UTC AT 27.2N 119.2E WITH 215 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 950 HPA, MAX WINDS 80 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=