WTJP22 RJTD 261800 WARNING 261800. WARNING VALID 271800. WARNING IS UPDATED EVERY 6 HOURS. STORM WARNING. SEVERE TROPICAL STORM 1714 PAKHAR (1714) UPGRADED FROM TROPICAL STORM 990 HPA AT 20.4N 115.1E SOUTH CHINA SEA MOVING WESTNORTHWEST 18 KNOTS. POSITION FAIR. MAX WINDS 50 KNOTS NEAR CENTER. RADIUS OF OVER 30 KNOT WINDS 180 MILES. FORECAST POSITION FOR 270600UTC AT 22.0N 112.4E WITH 40 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 980 HPA, MAX WINDS 60 KNOTS NEAR CENTER. FORECAST POSITION FOR 271800UTC AT 23.4N 109.7E WITH 60 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 996 HPA, MAX WINDS 40 KNOTS NEAR CENTER. EXTENDED OUTLOOK. FORECAST POSITION FOR 281800UTC AT 24.0N 104.0E WITH 110 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 1004 HPA. BECOMING TROPICAL DEPRESSION. JAPAN METEOROLOGICAL AGENCY.=