WTMA20 FIMP 280635 TTT WARNING OF HURRICANE FORCE WIND SEVERE TROPICAL STORM GRANT HAS INTENSIFIED INTO A TROPICAL CYCLONE. AT 0600UTC, TROPICAL CYCLONE 5 GRANT 982 HPA WAS CENTERED WITHIN 20 NM RADIUS OF POINT 12.7 S / 85.5 E (TWELVE DECIMAL SEVEN DEGREES SOUTH AND EIGHTY FIVE DECIMAL FIVE DEGREES EAST) MOVEMENT: WEST-SOUTH-WEST 11 KT SQUALLY WEATHER WITHIN A 90 MN RADIUS AROUND THE CENTER, EXTENDING UP TO 150 NM IN THE NORTH-WESTERN QUADRANT AND UP TO 200 NM IN THE SOUTHERN SEMI-CIRCLE. HURRICANE FORCE WINDS 65/70 KT AND VERY HIGH TO PHENOMENAL SEAS WITHIN A 15 NM RADIUS FROM THE CENTRE. STORM FORCE WINDS 50/60 KT AND HIGH TO VERY HIGH SEAS WITHIN A 20 NM RADIUS FROM THE CENTRE, EXTENDING UP TO 25 NM IN THE SOUTHERN SEMI-CIRCLE. GALE FORCE WINDS 35/45 KT AND VERY ROUGH TO HIGH SEAS WITHIN A 25 NM RADIUS FROM THE CENTRE, EXTENDING UP TO 30 NM IN THE NORTH-EASTERN QUADRANT, UP TO 35 NM IN THE SOUTH-WESTERN QUADRANT AND UP TO 40 NM IN THE SOUTH-EASTERN QUADRANT. NEAR GALE FORCE WINDS 30 KT AND ROUGH TO VERY ROUGH SEAS WITHIN A 35 NM RADIUS FROM THE CENTRE, EXTENDING UP TO 45 NM IN THE NORTH-EASTERN QUADRANT, UP TO 50 NM IN THE SOUTH-WESTERN QUADRANT AND UP TO 65 NM IN THE SOUTH-EASTERN QUADRANT. STRONG GUSTS UNDER SQUALLS. END=