WTJP31 RJTD 022100 WARNING 022100. WARNING VALID 032100. TYPHOON WARNING. TYPHOON 1821 JEBI (1821) 935 HPA AT 25.9N 133.6E SEA SOUTH OF JAPAN MOVING NORTHNORTHWEST 11 KNOTS. POSITION GOOD. MAX WINDS 95 KNOTS NEAR CENTER. RADIUS OF OVER 50 KNOT WINDS 90 MILES EAST SEMICIRCLE AND 70 MILES ELSEWHERE. RADIUS OF OVER 30 KNOT WINDS 240 MILES. FORECAST POSITION FOR 030900UTC AT 27.9N 132.6E WITH 40 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 940 HPA, MAX WINDS 90 KNOTS NEAR CENTER. FORECAST POSITION FOR 032100UTC AT 30.9N 133.2E WITH 80 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 945 HPA, MAX WINDS 85 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=