WTMA20 FIMP 091815 TTT WARNING OF GALE FORCE WINDS AT 09/1800 UTC, MODERATE TROPICAL STORM (IVONE) 995 HPA WAS CENTERED WITHIN 20 NM RADIUS OF POINT 17.4 S / 83.1 E (SEVENTEEN DECIMAL FOUR DEGREES SOUTH AND EIGHTY THREE DECIMAL ONE DEGREES EAST). MOVEMENT: SOUTH-SOUTH-WEST 9 KT THREAT AREAS: SQUALLY WEATHER IN A 150 NM RADIUS AROUND THE CENTER, EXTENDING UP TO 500 NM IN THE SOUTH-EASTERN SEMI-CIRCLE. GALE FORCE WINDS 35/45 KT AND VERY ROUGH TO HIGH SEAS EXTENDING UP TO 95 NM IN THE NORTH-EASTERN QUADRANT, UP TO 180 NM IN THE SOUTH-EASTERN QUADRANT AND UP TO 220 NM IN THE SOUTH-WESTERN QUADRANT. NEAR GALE FORCE WINDS 30 KT AND ROUGH TO VERY ROUGH SEAS WITHIN A 140 NM RADIUS FROM THE CENTRE, EXTENDING UP TO 235 NM IN THE NORTH-EASTERN QUADRANT AND UP TO 325 NM IN THE SOUTHERN SEMI-CIRCLE. STRONG GUSTS UNDER SQUALLS. T.O.O: 09/1815UTC END=