WTSS20 VHHH 171346 TROPICAL CYCLONE WARNING AT 171200 UTC, SEVERE TYPHOON SARIKA (1621) WITH CENTRAL PRESSURE 950 HECTOPASCALS WAS CENTRED WITHIN 30 NAUTICAL MILES OF ONE SEVEN POINT NINE DEGREES NORTH (17.9 N) ONE ONE TWO POINT FIVE DEGREES EAST (112.5 E) AND IS FORECAST TO MOVE WEST-NORTHWEST AT ABOUT 8 KNOTS FOR THE NEXT 24 HOURS. MAXIMUM WINDS NEAR THE CENTRE ARE ESTIMATED TO BE 85 KNOTS. RADIUS OF OVER 33 KNOT WINDS 240 NAUTICAL MILES OVER NORTHERN SEMICIRCLE, 180 NAUTICAL MILES ELSEWHERE. RADIUS OF OVER 47 KNOT WINDS 120 NAUTICAL MILES OVER NORTHERN SEMICIRCLE, 90 NAUTICAL MILES ELSEWHERE. RADIUS OF OVER 63 KNOT WINDS 60 NAUTICAL MILES. RADIUS OF OVER 2 METRE WAVES 330 NAUTICAL MILES OVER NORTHERN SEMICIRCLE, 270 NAUTICAL MILES ELSEWHERE. FORECAST POSITION AND INTENSITY AT 181200 UTC ONE NINE POINT FIVE DEGREES NORTH (19.5 N) ONE ZERO NINE POINT SEVEN DEGREES EAST (109.7 E) MAXIMUM WINDS 75 KNOTS. FORECAST POSITION AND INTENSITY AT 191200 UTC TWO ONE POINT FIVE DEGREES NORTH (21.5 N) ONE ZERO SEVEN POINT SEVEN DEGREES EAST (107.7 E) MAXIMUM WINDS 55 KNOTS. FORECAST POSITION AND INTENSITY AT 201200 UTC DISSIPATED OVER LAND.