WTJP21 RJTD 291200 WARNING 291200. WARNING VALID 301200. WARNING IS UPDATED EVERY 6 HOURS. STORM WARNING. SEVERE TROPICAL STORM 2527 KOTO (2527) 990 HPA AT 13.4N 112.1E SOUTH CHINA SEA ALMOST STATIONARY. POSITION FAIR. MAX WINDS 50 KNOTS NEAR CENTER. RADIUS OF OVER 30 KNOT WINDS 210 MILES WEST SEMICIRCLE AND 120 MILES ELSEWHERE. FORECAST POSITION FOR 301200UTC AT 14.4N 112.1E WITH 42 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 990 HPA, MAX WINDS 50 KNOTS NEAR CENTER. EXTENDED OUTLOOK. FORECAST POSITION FOR 011200UTC AT 13.9N 110.9E WITH 70 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 994 HPA, MAX WINDS 45 KNOTS NEAR CENTER. FORECAST POSITION FOR 021200UTC AT 13.5N 109.2E WITH 100 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 1000 HPA, MAX WINDS 35 KNOTS NEAR CENTER. FORECAST POSITION FOR 031200UTC AT 12.4N 106.3E WITH 150 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 1008 HPA. BECOMING TROPICAL DEPRESSION. JAPAN METEOROLOGICAL AGENCY.=