WTMA20 FIMP 220055

TTT WARNING OF SEVERE TROPICAL STORM 
CHENGE HAS INTENSIFIED INTO A SEVERE TROPICAL STORM.
AT 22/0000 UTC, SEVERE TROPICAL STORM 4 (CHENGE) 987 HPA WAS CENTRED
WITHIN 30 NM RADIUS OF POINT 10.4 S / 63.4 E (TEN DECIMAL FOUR
DEGREES SOUTH AND SIXTY THREE DECIMAL FOUR DEGREES EAST)
MOVEMENT: WEST-SOUTH-WEST 8 KT


THREAT AREAS:
SQUALLY WEATHER WITHIN A 110 NM RADIUS AROUND THE CENTER, EXTENDING
UP TO 300 NM IN THE NORTH-WESTERN QUADRANT.

STORM FORCE WINDS 50 KT AND HIGH TO VERY HIGH SEAS EXTENDING UP TO 65
NM IN THE NORTHERN SEMI-CIRCLE.
GALE FORCE WINDS 35/45 KT AND VERY ROUGH TO HIGH SEAS WITHIN A 80 NM
RADIUS FROM THE CENTRE, EXTENDING UP TO 100 NM IN THE SOUTH-EASTERN
QUADRANT AND UP TO 105 NM IN THE WESTERN SEMI-CIRCLE.
NEAR GALE FORCE WINDS 30 KT AND ROUGH TO VERY ROUGH SEAS WITHIN A 130
NM RADIUS FROM THE CENTRE, EXTENDING UP TO 150 NM IN THE
NORTH-WESTERN QUADRANT, UP TO 240 NM IN THE SOUTH-WESTERN QUADRANT
AND UP TO 260 NM IN THE SOUTH-EASTERN QUADRANT.

STRONG GUSTS UNDER SQUALLS.

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