WTMA20 FIMP 081820 TTT WARNING OF GALE FORCE WINDS AT 08/1800 UTC, MODERATE TROPICAL STORM (IVONE) 996 HPA WAS CENTRED WITHIN 20 NM RADIUS OF POINT 13.4S 84.0E (THIRTEEN DECIMAL FOUR DEGREES SOUTH AND EIGHTY FOUR DECIMAL ZERO DEGREES EAST). MOVEMENT: SOUTH-SOUTH-EAST 10 KT THREAT AREAS: SQUALLY WEATHER IN A 80 NM RADIUS AROUND THE CENTER, EXTENDING UP TO 200 NM IN THE SOUTHERN SEMI-CIRCLE. GALE FORCE WINDS 35/45 KT AND VERY ROUGH TO HIGH SEAS EXTENDING UP TO 160 NM IN THE SOUTH-WESTERN QUADRANT AND UP TO 235 NM IN THE SOUTH-EASTERN QUADRANT. NEAR GALE FORCE WINDS 30 KT AND ROUGH TO VERY ROUGH SEAS EXTENDING UP TO 160 NM IN THE NORTH-EASTERN QUADRANT, UP TO 310 NM IN THE SOUTH-WESTERN QUADRANT AND UP TO 325 NM IN THE SOUTH-EASTERN QUADRANT. STRONG GUSTS UNDER SQUALLS. END=