WTSS20 VHHH 222246 TROPICAL CYCLONE WARNING AT 222100 UTC, TYPHOON MATMO (1410) WITH CENTRAL PRESSURE 965 HECTOPASCALS WAS CENTRED WITHIN 30 NAUTICAL MILES OF TWO THREE POINT NINE DEGREES NORTH (23.9 N) ONE TWO ZERO POINT FOUR DEGREES EAST (120.4 E) AND IS FORECAST TO MOVE NORTHWEST AT ABOUT 10 KNOTS FOR THE NEXT 24 HOURS. MAXIMUM WINDS NEAR THE CENTRE ARE ESTIMATED TO BE 70 KNOTS. RADIUS OF OVER 33 KNOT WINDS 180 NAUTICAL MILES OVER EASTERN SEMICIRCLE, 120 NAUTICAL MILES ELSEWHERE. RADIUS OF OVER 47 KNOT WINDS 90 NAUTICAL MILES OVER EASTERN SEMICIRCLE, 60 NAUTICAL MILES ELSEWHERE. RADIUS OF OVER 63 KNOT WINDS 30 NAUTICAL MILES. RADIUS OF OVER 2 METRE WAVES 300 NAUTICAL MILES. FORECAST POSITION AND INTENSITY AT 232100 UTC TWO SEVEN POINT TWO DEGREES NORTH (27.2 N) ONE ONE EIGHT POINT ZERO DEGREES EAST (118.0 E) MAXIMUM WINDS 45 KNOTS. FORECAST POSITION AND INTENSITY AT 242100 UTC THREE TWO POINT SEVEN DEGREES NORTH (32.7 N) ONE ONE EIGHT POINT ONE DEGREES EAST (118.1 E) MAXIMUM WINDS 25 KNOTS. FORECAST POSITION AND INTENSITY AT 252100 UTC THREE EIGHT POINT ONE DEGREES NORTH (38.1 N) ONE TWO TWO POINT FOUR DEGREES EAST (122.4 E) MAXIMUM WINDS 25 KNOTS.