WTJP21 RJTD 110000 WARNING 110000. WARNING VALID 120000. WARNING IS UPDATED EVERY 6 HOURS. STORM WARNING. SEVERE TROPICAL STORM 2405 MARIA (2405) 980 HPA AT 37.6N 144.5E SEA EAST OF JAPAN MOVING NORTHNORTHWEST 07 KNOTS. POSITION GOOD. MAX WINDS 50 KNOTS NEAR CENTER. RADIUS OF OVER 30 KNOT WINDS 280 MILES EAST SEMICIRCLE AND 180 MILES ELSEWHERE. FORECAST POSITION FOR 111200UTC AT 37.8N 143.2E WITH 25 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 980 HPA, MAX WINDS 50 KNOTS NEAR CENTER. FORECAST POSITION FOR 120000UTC AT 39.0N 141.5E WITH 35 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 980 HPA, MAX WINDS 50 KNOTS NEAR CENTER. EXTENDED OUTLOOK. FORECAST POSITION FOR 130000UTC AT 41.0N 138.3E WITH 55 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 994 HPA, MAX WINDS 35 KNOTS NEAR CENTER. FORECAST POSITION FOR 140000UTC AT 40.9N 137.6E WITH 120 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 1004 HPA. BECOMING TROPICAL DEPRESSION. JAPAN METEOROLOGICAL AGENCY.=