WTJP21 RJTD 150600

WARNING 150600.

WARNING VALID 160600.

WARNING IS UPDATED EVERY 6 HOURS.

TYPHOON WARNING.

TYPHOON 1822 MANGKHUT (1822) 940 HPA

AT 18.5N 119.7E SOUTH CHINA SEA MOVING WEST 15 KNOTS.

POSITION GOOD.

MAX WINDS 90 KNOTS NEAR CENTER.

RADIUS OF OVER 50 KNOT WINDS 100 MILES.

RADIUS OF OVER 30 KNOT WINDS 400 MILES EAST SEMICIRCLE AND 300 MILES

ELSEWHERE.

FORECAST POSITION FOR 151800UTC AT 19.8N 116.9E WITH 40 MILES RADIUS

OF 70 PERCENT PROBABILITY CIRCLE.

945 HPA, MAX WINDS 85 KNOTS NEAR CENTER.

FORECAST POSITION FOR 160600UTC AT 21.2N 113.5E WITH 60 MILES RADIUS

OF 70 PERCENT PROBABILITY CIRCLE.

950 HPA, MAX WINDS 80 KNOTS NEAR CENTER.

EXTENDED OUTLOOK.

FORECAST POSITION FOR 170600UTC AT 22.8N 107.0E WITH 110 MILES RADIUS

OF 70 PERCENT PROBABILITY CIRCLE.

985 HPA, MAX WINDS 45 KNOTS.

FORECAST POSITION FOR 180600UTC AT 23.0N 102.7E WITH 130 MILES RADIUS

OF 70 PERCENT PROBABILITY CIRCLE.

1000 HPA.

BECOMING TROPICAL DEPRESSION.



JAPAN METEOROLOGICAL AGENCY.=