WTIO22 FMEE 170612

SECURITE

STORM WARNING FOR METAREA VII AND METAREA VIII (S)

ISSUED BY METEO-FRANCE/TROPICAL CYCLONE CENTER/LA REUNION 17/01/2018

AT

0600 UTC.

WARNING NUMBER: 018/3 (SOUTH-WEST INDIAN OCEAN)



10 MINUTES AVERAGE WIND SPEED IN KNOTS (KT)

(WIND GUSTS AT SEA MAY BE ABOUT 40% STRONGER THAN THE AVERAGED WIND)

MINIMUM SEA LEVEL PRESSURE IN HECTOPASCAL (HPA)

(INDICATIVE FIGURE).



STORM WARNING

BEGINNING OF VALIDITY: WEDNESDAY 17/01/2018 AT 0600 UTC.



PHENOMENON: SEVERE TROPICAL STORM 3  (BERGUITTA)  970 HPA

POSITION: WITHIN 30 NM RADIUS OF POINT 18.4 S / 60.0 E

(EIGHTEEN    DECIMAL FOUR   DEGREES SOUTH AND

SIXTY    DECIMAL ZERO   DEGREES EAST) AT 0600 UTC

MOVEMENT: WEST-SOUTH-WEST 5 KT



THREAT AREAS:

SQUALLY WEATHER IN A 100 NM RADIUS FROM THE CENTER.

STORM FORCE WINDS 50/60 KT AND HIGH TO VERY HIGH SEAS WITHIN A 30 NM

RADIUS FROM THE CENTRE, EXTENDING UP TO 40 NM IN THE SOUTHERN

SEMI-CIRCLE.

GALE FORCE WINDS 35/45 KT AND VERY ROUGH TO HIGH SEAS WITHIN A 65 NM

RADIUS FROM THE CENTRE, EXTENDING UP TO 80 NM IN THE SOUTH-WESTERN

AND NORTH-EASTERN QUADRANTS, AND UP TO 110 NM IN THE SOUTH-EASTERN

QUADRANT.

NEAR GALE FORCE WINDS 30 KT AND ROUGH TO VERY ROUGH SEAS WITHIN A 110

NM RADIUS FROM THE CENTRE, EXTENDING UP TO 130 NM IN THE

NORTH-WESTERN QUADRANT, UP TO 260 NM IN THE SOUTH-EASTERN QUADRANT

AND UP TO 300 NM IN THE SOUTH-WESTERN QUADRANT.

STRONG GUSTS UNDER SQUALLS.



FORECAST POSITION AND INTENSITY:

12H, VALID 2018/01/17 AT 18 UTC:

19.2 S / 59.0 E, MAX WIND = 55 KT, SEVERE TROPICAL STORM

24H, VALID 2018/01/18 AT 06 UTC:

20.7 S / 57.3 E, MAX WIND = 55 KT, SEVERE TROPICAL STORM



OTHER INFORMATIONS:

NIL.=