WTJP31 RJTD 180900 WARNING 180900. WARNING VALID 190900. STORM WARNING. SEVERE TROPICAL STORM 1718 TALIM (1718) 975 HPA AT 45.8N 141.8E SEA OF OKHOTSK MOVING NORTH 34 KNOTS. POSITION FAIR. MAX WINDS 60 KNOTS. RADIUS OF OVER 50 KNOT WINDS 210 MILES EAST SEMICIRCLE AND 90 MILES ELSEWHERE. RADIUS OF OVER 30 KNOT WINDS 475 MILES SOUTHEAST SEMICIRCLE AND 210 MILES ELSEWHERE. FORECAST POSITION FOR 182100UTC AT 49.1N 145.0E WITH 40 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 970 HPA, MAX WINDS 55 KNOTS. BECOMING EXTRATROPICAL LOW. FORECAST POSITION FOR 190900UTC AT 51.5N 145.1E WITH 80 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 972 HPA, MAX WINDS 45 KNOTS. BECOMING EXTRATROPICAL LOW. JAPAN METEOROLOGICAL AGENCY.=