WTPQ20 VHHH 042245 TROPICAL CYCLONE WARNING AT 042100 UTC, SEVERE TROPICAL STORM MAYSAK (1504) WITH CENTRAL PRESSURE 984 HECTOPASCALS WAS CENTRED WITHIN 60 NAUTICAL MILES OF ONE FIVE POINT NINE DEGREES NORTH (15.9 N) ONE TWO TWO POINT NINE DEGREES EAST (122.9 E) AND IS FORECAST TO MOVE NORTHWEST AT ABOUT 14 KNOTS FOR THE NEXT 24 HOURS. MAXIMUM WINDS NEAR THE CENTRE ARE ESTIMATED TO BE 50 KNOTS. RADIUS OF OVER 33 KNOT WINDS 90 NAUTICAL MILES. RADIUS OF OVER 47 KNOT WINDS 60 NAUTICAL MILES. RADIUS OF OVER 2 METRE WAVES 180 NAUTICAL MILES. FORECAST POSITION AND INTENSITY AT 052100 UTC ONE NINE POINT ONE DEGREES NORTH (19.1 N) ONE ONE EIGHT POINT TWO DEGREES EAST (118.2 E) MAXIMUM WINDS 30 KNOTS. FORECAST POSITION AND INTENSITY AT 062100 UTC DISSIPATED OVER SEA.