WTJP31 RJTD 052100 WARNING 052100. WARNING VALID 062100. TYPHOON WARNING. TYPHOON 2627 CHOI-WAN (2627) 950 HPA AT 29.1N 145.6E OGASAWARA SHOTO MOVING NORTH 12 KNOTS. POSITION GOOD. MAX WINDS 80 KNOTS NEAR CENTER. RADIUS OF OVER 50 KNOT WINDS 150 MILES EAST SEMICIRCLE AND 90 MILES ELSEWHERE. RADIUS OF OVER 30 KNOT WINDS 450 MILES EAST SEMICIRCLE AND 300 MILES ELSEWHERE. FORECAST POSITION FOR 060900UTC AT 32.5N 146.9E WITH 25 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 960 HPA, MAX WINDS 75 KNOTS NEAR CENTER. FORECAST POSITION FOR 062100UTC AT 37.6N 150.8E WITH 35 MILES RADIUS OF 70 PERCENT PROBABILITY CIRCLE. 965 HPA, MAX WINDS 70 KNOTS NEAR CENTER. JAPAN METEOROLOGICAL AGENCY.=