WTSS20 VHHH 240746 TROPICAL CYCLONE WARNING AT 240600 UTC, TROPICAL DEPRESSION SONCA (1708) WITH CENTRAL PRESSURE 998 HECTOPASCALS WAS CENTRED WITHIN 90 NAUTICAL MILES OF ONE SEVEN POINT TWO DEGREES NORTH (17.2 N) ONE ONE ONE POINT TWO DEGREES EAST (111.2 E) AND IS FORECAST TO MOVE WEST-NORTHWEST AT ABOUT 7 KNOTS FOR THE NEXT 24 HOURS. MAXIMUM WINDS NEAR THE CENTRE ARE ESTIMATED TO BE 30 KNOTS. RADIUS OF OVER 2 METRE WAVES 90 NAUTICAL MILES. FORECAST POSITION AND INTENSITY AT 250600 UTC ONE EIGHT POINT ONE DEGREES NORTH (18.1 N) ONE ZERO SEVEN POINT EIGHT DEGREES EAST (107.8 E) MAXIMUM WINDS 30 KNOTS. FORECAST POSITION AND INTENSITY AT 260600 UTC DISSIPATED OVER LAND.