WTJP32 RJTD 020900 WARNING 020900. WARNING VALID 030900. STORM WARNING. SEVERE TROPICAL STORM 2417 JEBI (2417) 992 HPA AT 46.5N 156.0E SEA EAST OF KURILS MOVING NORTHEAST 43 KNOTS. POSITION FAIR. MAX WINDS 50 KNOTS NEAR CENTER. RADIUS OF OVER 30 KNOT WINDS 180 MILES SOUTHEAST SEMICIRCLE AND 120 MILES ELSEWHERE. FORECAST POSITION FOR 022100UTC AT 52.3N 165.5E WITH 45 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 998 HPA, MAX WINDS 45 KNOTS. BECOMING EXTRATROPICAL LOW. FORECAST POSITION FOR 030900UTC AT 53.3N 179.5W WITH 65 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 1000 HPA, MAX WINDS 40 KNOTS. BECOMING EXTRATROPICAL LOW. JAPAN METEOROLOGICAL AGENCY.=