WTSS20 VHHH 180445 TROPICAL CYCLONE WARNING AT 180300 UTC, TROPICAL STORM DIANMU (1608) WITH CENTRAL PRESSURE 985 HECTOPASCALS WAS CENTRED WITHIN 90 NAUTICAL MILES OF TWO ONE POINT ONE DEGREES NORTH (21.1 N) ONE ONE ONE POINT FOUR DEGREES EAST (111.4 E) AND IS FORECAST TO MOVE WEST AT ABOUT 10 KNOTS FOR THE NEXT 24 HOURS. MAXIMUM WINDS NEAR THE CENTRE ARE ESTIMATED TO BE 35 KNOTS. RADIUS OF OVER 33 KNOT WINDS 60 NAUTICAL MILES OVER SOUTHERN SEMICIRCLE, 30 NAUTICAL MILES ELSEWHERE. RADIUS OF OVER 2 METRE WAVES 180 NAUTICAL MILES. FORECAST POSITION AND INTENSITY AT 190300 UTC TWO ZERO POINT SIX DEGREES NORTH (20.6 N) ONE ZERO SEVEN POINT TWO DEGREES EAST (107.2 E) MAXIMUM WINDS 40 KNOTS. FORECAST POSITION AND INTENSITY AT 200300 UTC TWO ZERO POINT SIX DEGREES NORTH (20.6 N) ONE ZERO TWO POINT FOUR DEGREES EAST (102.4 E) MAXIMUM WINDS 25 KNOTS. FORECAST POSITION AND INTENSITY AT 210300 UTC DISSIPATED OVER LAND.