WTMA20 FIMP 231220 TTT WARNING OF HURRICANE AT 1200 UTC, INTENSE TROPICAL CYCLONE 11 (HORACIO) 946 HPA WAS CENTERED WITHIN 10 NM RADIUS OF POINT 19.8 S / 65.7 E (NINETEEN DECIMAL EIGHT DEGREES SOUTH AND SIXTY FIVE DECIMAL SEVEN DEGREES EAST). MOVEMENT: SOUTH-WEST 12 KT THREAT AREAS: SQUALLY WEATHER WITHIN A 160 NM RADIUS AROUND THE CENTER. HURRICANE FORCE WINDS 65/100 KT AND VERY HIGH TO PHENOMENAL SEAS WITHIN A 20 NM RADIUS FROM THE CENTRE, EXTENDING UP TO 25 NM IN THE SOUTHERN SEMI-CIRCLE. STORM FORCE WINDS 50/60 KT AND HIGH TO VERY HIGH SEAS WITHIN A 30 NM RADIUS FROM THE CENTRE, EXTENDING UP TO 35 NM IN THE SOUTH-WESTERN QUADRANT AND UP TO 40 NM IN THE SOUTH-EASTERN QUADRANT. GALE FORCE WINDS 35/45 KT AND VERY ROUGH TO HIGH SEAS WITHIN A 50 NM RADIUS FROM THE CENTRE, EXTENDING UP TO 55 NM IN THE NORTH-EASTERN QUADRANT, UP TO 60 NM IN THE SOUTH-WESTERN QUADRANT AND UP TO 75 NM IN THE SOUTH-EASTERN QUADRANT. NEAR GALE FORCE WINDS 30 KT AND ROUGH TO VERY ROUGH SEAS WITHIN A 75 NM RADIUS FROM THE CENTRE, EXTENDING UP TO 95 NM IN THE NORTH-EASTERN QUADRANT, UP TO 115 NM IN THE SOUTH-WESTERN QUADRANT AND UP TO 125 NM IN THE SOUTH-EASTERN QUADRANT. STRONG GUSTS UNDER SQUALLS. END=