WTSS20 VHHH 191345 TROPICAL CYCLONE WARNING AT 191200 UTC, TROPICAL STORM DIANMU (1608) WITH CENTRAL PRESSURE 988 HECTOPASCALS WAS CENTRED WITHIN 60 NAUTICAL MILES OF TWO ZERO POINT EIGHT DEGREES NORTH (20.8 N) ONE ZERO FIVE POINT FOUR DEGREES EAST (105.4 E) AND IS FORECAST TO WEAKEN AND MOVE WEST AT ABOUT 14 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 EASTERN SEMICIRCLE, 30 NAUTICAL MILES ELSEWHERE. RADIUS OF OVER 2 METRE WAVES 150 NAUTICAL MILES. NO FURTHER WARNINGS ON THIS TROPICAL STORM WILL BE ISSUED BY THE HONG KONG OBSERVATORY UNLESS RE-INTENSIFICATION TAKES PLACE. FORECAST POSITION AND INTENSITY AT 201200 UTC DISSIPATED OVER LAND.