WTSS20 VHHH 011646 TROPICAL CYCLONE WARNING AT 011500 UTC, TYPHOON NIDA (1604) WITH CENTRAL PRESSURE 970 HECTOPASCALS WAS CENTRED WITHIN 30 NAUTICAL MILES OF TWO TWO POINT ZERO DEGREES NORTH (22.0 N) ONE ONE FIVE POINT SEVEN DEGREES EAST (115.7 E) AND IS FORECAST TO MOVE WEST-NORTHWEST AT ABOUT 14 KNOTS FOR THE NEXT 24 HOURS. MAXIMUM WINDS NEAR THE CENTRE ARE ESTIMATED TO BE 65 KNOTS. RADIUS OF OVER 33 KNOT WINDS 180 NAUTICAL MILES OVER EASTERN SEMICIRCLE, 120 NAUTICAL MILES ELSEWHERE. RADIUS OF OVER 47 KNOT WINDS 60 NAUTICAL MILES. RADIUS OF OVER 63 KNOT WINDS 30 NAUTICAL MILES. RADIUS OF OVER 2 METRE WAVES 240 NAUTICAL MILES OVER EASTERN SEMICIRCLE, 180 NAUTICAL MILES ELSEWHERE. FORECAST POSITION AND INTENSITY AT 021500 UTC TWO FOUR POINT ZERO DEGREES NORTH (24.0 N) ONE ONE ZERO POINT SIX DEGREES EAST (110.6 E) MAXIMUM WINDS 50 KNOTS. FORECAST POSITION AND INTENSITY AT 031500 UTC TWO FOUR POINT SIX DEGREES NORTH (24.6 N) ONE ZERO SEVEN POINT ZERO DEGREES EAST (107.0 E) MAXIMUM WINDS 25 KNOTS. FORECAST POSITION AND INTENSITY AT 041500 UTC DISSIPATED OVER LAND.