WTJP21 RJTD 221800

WARNING 221800.

WARNING VALID 231800.

WARNING IS UPDATED EVERY 6 HOURS.

STORM WARNING.

SEVERE TROPICAL STORM 1610 LIONROCK (1610) UPGRADED FROM TROPICAL

STORM 985 HPA

AT 28.4N 134.0E SEA SOUTH OF JAPAN MOVING EASTSOUTHEAST SLOWLY.

POSITION FAIR.

MAX WINDS 50 KNOTS NEAR CENTER.

RADIUS OF OVER 30 KNOT WINDS 120 MILES SOUTHEAST SEMICIRCLE AND 90

MILES ELSEWHERE.

FORECAST POSITION FOR 231800UTC AT 27.1N 133.7E WITH 60 MILES RADIUS

OF 70 PERCENT PROBABILITY CIRCLE.

970 HPA, MAX WINDS 60 KNOTS NEAR CENTER.

EXTENDED OUTLOOK.

FORECAST POSITION FOR 241800UTC AT 26.0N 133.0E WITH 110 MILES RADIUS

OF 70 PERCENT PROBABILITY CIRCLE.

960 HPA, MAX WINDS 70 KNOTS NEAR CENTER.

FORECAST POSITION FOR 251800UTC AT 25.4N 132.3E WITH 170 MILES RADIUS

OF 70 PERCENT PROBABILITY CIRCLE.

950 HPA, MAX WINDS 80 KNOTS NEAR CENTER.



JAPAN METEOROLOGICAL AGENCY.=