WTJP31 RJTD 060900 WARNING 060900. WARNING VALID 070900. TYPHOON WARNING. TYPHOON 1601 NEPARTAK (1601) 900 HPA AT 19.8N 127.7E SEA EAST OF PHILIPPINES MOVING WESTNORTHWEST 17 KNOTS. POSITION GOOD. MAX WINDS 115 KNOTS NEAR CENTER. RADIUS OF OVER 50 KNOT WINDS 90 MILES. RADIUS OF OVER 30 KNOT WINDS 270 MILES NORTHEAST SEMICIRCLE AND 180 MILES ELSEWHERE. FORECAST POSITION FOR 062100UTC AT 21.1N 125.1E WITH 40 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 890 HPA, MAX WINDS 120 KNOTS NEAR CENTER. FORECAST POSITION FOR 070900UTC AT 22.1N 123.0E WITH 60 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 900 HPA, MAX WINDS 115 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=