WTMA20 FIMP 201240 TTT WARNING OF GALE FORCE WIND AT 20/1800 UTC, MODERATE TROPICAL STORM 4 (CHENGE) 990 HPA WAS CENTRED WITHIN 20 NM RADIUS OF POINT 9.1S 66.8E (NINE DECIMAL ONE DEGREES SOUTH AND SIXTY SIX DECIMAL EIGHT DEGREES EAST). MOVEMENT: WEST-SOUTH-WEST 4 KT THREAT AREAS: SQUALLY WEATHER WITHIN A 230 NM RADIUS AROUND THE CENTER, EXTENDING UP TO 450 NM IN THE SOUTHERN SEMI-CIRCLE. GALE FORCE WINDS 35/45 KT AND VERY ROUGH TO HIGH SEAS WITHIN A 65 NM RADIUS FROM THE CENTRE, EXTENDING UP TO 90 NM IN THE SOUTH-WESTERN QUADRANT, UP TO 95 NM IN THE NORTH-WESTERN QUADRANT AND UP TO 100 NM IN THE SOUTH-EASTERN QUADRANT. NEAR GALE FORCE WINDS 30 KT AND ROUGH TO VERY ROUGH SEAS WITHIN A 120 NM RADIUS FROM THE CENTRE, EXTENDING UP TO 130 NM IN THE NORTH-WESTERN QUADRANT AND UP TO 240 NM IN THE SOUTHERN SEMI-CIRCLE. STRONG GUSTS UNDER SQUALLS. END=