WTJP21 RJTD 091800

WARNING 091800.

WARNING VALID 101800.

WARNING IS UPDATED EVERY 6 HOURS.

TYPHOON WARNING.

SEVERE TROPICAL STORM 1620 SONGDA (1620) UPGRADED FROM TROPICAL STORM

985 HPA

AT 23.9N 147.4E OGASAWARA SHOTO MOVING WESTNORTHWEST 14 KNOTS.

POSITION FAIR.

MAX WINDS 50 KNOTS NEAR CENTER.

RADIUS OF OVER 30 KNOT WINDS 90 MILES.

FORECAST POSITION FOR 100600UTC AT 25.1N 146.2E WITH 30 MILES RADIUS

OF 70 PERCENT PROBABILITY CIRCLE.

975 HPA, MAX WINDS 65 KNOTS NEAR CENTER.

FORECAST POSITION FOR 101800UTC AT 26.3N 146.0E WITH 50 MILES RADIUS

OF 70 PERCENT PROBABILITY CIRCLE.

970 HPA, MAX WINDS 70 KNOTS NEAR CENTER.

EXTENDED OUTLOOK.

FORECAST POSITION FOR 111800UTC AT 29.2N 148.5E WITH 110 MILES RADIUS

OF 70 PERCENT PROBABILITY CIRCLE.

965 HPA, MAX WINDS 75 KNOTS NEAR CENTER.

FORECAST POSITION FOR 121800UTC AT 34.3N 157.4E WITH 220 MILES RADIUS

OF 70 PERCENT PROBABILITY CIRCLE.

955 HPA, MAX WINDS 80 KNOTS NEAR CENTER.



JAPAN METEOROLOGICAL AGENCY.=