WTJP21 RJTD 281800

WARNING 281800.

WARNING VALID 291800.

WARNING IS UPDATED EVERY 6 HOURS.

TYPHOON WARNING.

TYPHOON 1504 MAYSAK (1504) UPGRADED FROM SEVERE TROPICAL STORM 970

HPA

AT 07.4N 153.1E TRUKS MOVING WEST 07 KNOTS.

POSITION FAIR.

MAX WINDS 70 KNOTS NEAR CENTER.

RADIUS OF OVER 50 KNOT WINDS 50 MILES.

RADIUS OF OVER 30 KNOT WINDS 180 MILES.

FORECAST POSITION FOR 291800UTC AT 08.2N 148.7E WITH 70 MILES RADIUS

OF 70 PERCENT PROBABILITY CIRCLE.

950 HPA, MAX WINDS 85 KNOTS NEAR CENTER.

EXTENDED OUTLOOK.

FORECAST POSITION FOR 301800UTC AT 09.1N 143.1E WITH 140 MILES RADIUS

OF 70 PERCENT PROBABILITY CIRCLE.

935 HPA, MAX WINDS 95 KNOTS NEAR CENTER.

FORECAST POSITION FOR 311800UTC AT 09.9N 138.1E WITH 210 MILES RADIUS

OF 70 PERCENT PROBABILITY CIRCLE.

935 HPA, MAX WINDS 95 KNOTS NEAR CENTER.



JAPAN METEOROLOGICAL AGENCY.=