WTJP34 RJTD 260300 WARNING 260300. WARNING VALID 270300. STORM WARNING. TROPICAL STORM 1709 NESAT (1709) UPGRADED FROM TROPICAL DEPRESSION 998 HPA AT 15.9N 128.3E SEA EAST OF PHILIPPINES MOVING NORTHNORTHWEST 08 KNOTS. POSITION FAIR. MAX WINDS 35 KNOTS NEAR CENTER. RADIUS OF OVER 30 KNOT WINDS 150 MILES SOUTH SEMICIRCLE AND 90 MILES ELSEWHERE. FORECAST POSITION FOR 261500UTC AT 17.3N 128.4E WITH 30 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 992 HPA, MAX WINDS 45 KNOTS NEAR CENTER. FORECAST POSITION FOR 270300UTC AT 18.4N 128.5E WITH 60 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 990 HPA, MAX WINDS 50 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=