WTJP21 RJTD 301800

WARNING 301800.

WARNING VALID 311800.

WARNING IS UPDATED EVERY 6 HOURS.

TYPHOON WARNING.

TYPHOON 1803 JELAWAT (1803) 950 HPA

AT 17.6N 139.8E SEA EAST OF PHILIPPINES MOVING NORTHEAST 11 KNOTS.

POSITION GOOD.

MAX WINDS 85 KNOTS NEAR CENTER.

RADIUS OF OVER 50 KNOT WINDS 60 MILES.

RADIUS OF OVER 30 KNOT WINDS 180 MILES NORTH SEMICIRCLE AND 150 MILES

ELSEWHERE.

FORECAST POSITION FOR 310600UTC AT 18.9N 141.3E WITH 30 MILES RADIUS

OF 70 PERCENT PROBABILITY CIRCLE.

965 HPA, MAX WINDS 75 KNOTS NEAR CENTER.

FORECAST POSITION FOR 311800UTC AT 19.1N 142.6E WITH 60 MILES RADIUS

OF 70 PERCENT PROBABILITY CIRCLE.

975 HPA, MAX WINDS 65 KNOTS NEAR CENTER.

EXTENDED OUTLOOK.

FORECAST POSITION FOR 011800UTC AT 19.9N 145.6E WITH 110 MILES RADIUS

OF 70 PERCENT PROBABILITY CIRCLE.

990 HPA, MAX WINDS 50 KNOTS NEAR CENTER.

FORECAST POSITION FOR 021800UTC AT 19.6N 148.5E WITH 170 MILES RADIUS

OF 70 PERCENT PROBABILITY CIRCLE.

996 HPA, MAX WINDS 40 KNOTS NEAR CENTER.



JAPAN METEOROLOGICAL AGENCY.=