WTSS20 VHHH 231046



TROPICAL CYCLONE WARNING



AT 230900 UTC, SEVERE TROPICAL STORM MATMO (1410) WITH

CENTRAL PRESSURE 975 HECTOPASCALS WAS CENTRED WITHIN 30

NAUTICAL MILES OF TWO FIVE POINT FIVE DEGREES NORTH (25.5

N) ONE ONE NINE POINT THREE DEGREES EAST (119.3 E) AND IS

FORECAST TO MOVE NORTH-NORTHWEST AT ABOUT 10 KNOTS FOR THE

NEXT 24 HOURS.



MAXIMUM WINDS NEAR THE CENTRE ARE ESTIMATED TO BE 60 KNOTS.



RADIUS OF OVER 33 KNOT WINDS 150 NAUTICAL MILES OVER

EASTERN SEMICIRCLE, 90 NAUTICAL MILES ELSEWHERE.

RADIUS OF OVER 47 KNOT WINDS 60 NAUTICAL MILES.

RADIUS OF OVER 2 METRE WAVES 300 NAUTICAL MILES OVER

EASTERN SEMICIRCLE, 270 NAUTICAL MILES ELSEWHERE.



FORECAST POSITION AND INTENSITY AT 240900 UTC

TWO NINE POINT FOUR DEGREES NORTH (29.4 N)

ONE ONE EIGHT POINT TWO DEGREES EAST (118.2 E)

MAXIMUM WINDS 35 KNOTS.



FORECAST POSITION AND INTENSITY AT 250900 UTC

THREE FIVE POINT FOUR DEGREES NORTH (35.4 N)

ONE TWO ZERO POINT EIGHT DEGREES EAST (120.8 E)

MAXIMUM WINDS 25 KNOTS.



FORECAST POSITION AND INTENSITY AT 260900 UTC

THREE NINE POINT THREE DEGREES NORTH (39.3 N)

ONE TWO FOUR POINT SIX DEGREES EAST (124.6 E)

MAXIMUM WINDS 30 KNOTS.