WTSS20 VHHH 121945 TROPICAL CYCLONE WARNING AT 121800 UTC, TROPICAL STORM MERBOK (1702) WITH CENTRAL PRESSURE 988 HECTOPASCALS WAS CENTRED WITHIN 60 NAUTICAL MILES OF TWO TWO POINT NINE DEGREES NORTH (22.9 N) ONE ONE FOUR POINT SIX DEGREES EAST (114.6 E) AND IS FORECAST TO MOVE NORTH OR NORTH-NORTHEAST AT ABOUT 10 KNOTS FOR THE NEXT 24 HOURS. MAXIMUM WINDS NEAR THE CENTRE ARE ESTIMATED TO BE 45 KNOTS. RADIUS OF OVER 33 KNOT WINDS 60 NAUTICAL MILES OVER EASTERN SEMICIRCLE, 30 NAUTICAL MILES ELSEWHERE. RADIUS OF OVER 2 METRE WAVES 120 NAUTICAL MILES OVER EASTERN SEMICIRCLE, 60 NAUTICAL MILES ELSEWHERE. FORECAST POSITION AND INTENSITY AT 131800 UTC DISSIPATED OVER LAND.