WTJP31 RJTD 110900 WARNING 110900. WARNING VALID 120900. STORM WARNING. SEVERE TROPICAL STORM 1413 GENEVIEVE (1413) 985 HPA AT 34.2N 168.7E FAR OFF EAST OF JAPAN MOVING NORTHWEST 13 KNOTS. POSITION GOOD. MAX WINDS 50 KNOTS NEAR CENTER. RADIUS OF OVER 30 KNOT WINDS 150 MILES NORTHEAST SEMICIRCLE AND 100 MILES ELSEWHERE. FORECAST POSITION FOR 112100UTC AT 35.0N 166.8E WITH 50 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 990 HPA, MAX WINDS 45 KNOTS NEAR CENTER. FORECAST POSITION FOR 120900UTC AT 35.6N 165.0E WITH 70 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 996 HPA, MAX WINDS 35 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=