WTJP32 RJTD 082100 WARNING 082100. WARNING VALID 092100. TYPHOON WARNING. TYPHOON 1813 SHANSHAN (1813) 975 HPA AT 35.8N 141.0E SEA EAST OF JAPAN MOVING NORTH 09 KNOTS. POSITION GOOD. MAX WINDS 65 KNOTS NEAR CENTER. RADIUS OF OVER 50 KNOT WINDS 50 MILES EAST SEMICIRCLE AND 30 MILES ELSEWHERE. RADIUS OF OVER 30 KNOT WINDS 300 MILES EAST SEMICIRCLE AND 150 MILES ELSEWHERE. FORECAST POSITION FOR 090900UTC AT 37.8N 141.8E WITH 40 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 980 HPA, MAX WINDS 60 KNOTS NEAR CENTER. FORECAST POSITION FOR 092100UTC AT 39.5N 145.3E WITH 80 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 980 HPA, MAX WINDS 55 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=