WTJP21 RJTD 040000 WARNING 040000. WARNING VALID 050000. WARNING IS UPDATED EVERY 6 HOURS. STORM WARNING. TROPICAL STORM 2422 YINXING (2422) 1000 HPA AT 12.0N 132.9E SEA EAST OF PHILIPPINES MOVING WESTNORTHWEST 16 KNOTS. POSITION FAIR. MAX WINDS 40 KNOTS NEAR CENTER. RADIUS OF OVER 30 KNOT WINDS 210 MILES NORTH SEMICIRCLE AND 180 MILES ELSEWHERE. FORECAST POSITION FOR 041200UTC AT 14.1N 130.9E WITH 35 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 994 HPA, MAX WINDS 45 KNOTS NEAR CENTER. FORECAST POSITION FOR 050000UTC AT 15.9N 128.5E WITH 50 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 985 HPA, MAX WINDS 55 KNOTS NEAR CENTER. EXTENDED OUTLOOK. FORECAST POSITION FOR 060000UTC AT 18.5N 126.2E WITH 85 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 975 HPA, MAX WINDS 65 KNOTS NEAR CENTER. FORECAST POSITION FOR 070000UTC AT 18.9N 124.9E WITH 120 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 970 HPA, MAX WINDS 70 KNOTS NEAR CENTER. FORECAST POSITION FOR 080000UTC AT 18.9N 122.2E WITH 150 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 970 HPA, MAX WINDS 70 KNOTS NEAR CENTER. FORECAST POSITION FOR 090000UTC AT 18.8N 118.5E WITH 180 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 970 HPA, MAX WINDS 70 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=