WTIO20 FMEE 261825

SECURITE

GALE WARNING FOR METAREA VIII (S)

ISSUED BY METEO-FRANCE/TROPICAL CYCLONE CENTER/LA REUNION 26/02/2015

AT

1800 UTC.

WARNING NUMBER: 016/10 (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).



GALE WARNING

BEGINNING OF VALIDITY: THURSDAY 26/02/2015 AT 1800 UTC.



PHENOMENON: MODERATE TROPICAL STORM 10  (GLENDA)  979 HPA

POSITION: WITHIN 30 NM RADIUS OF POINT 22.1 S / 67.2 E

(TWENTY TWO    DECIMAL ONE   DEGREES SOUTH AND

SIXTY SEVEN    DECIMAL TWO   DEGREES EAST) AT 1800 UTC

MOVEMENT: SOUTH-SOUTH-WEST 5 KT



THREAT AREAS:

SQUALLY WEATHER EXISTS MAINLY UP TO 300 NM FROM THE CENTRE IN THE

NORTH-EASTERN QUADRANT AND UP TO 400 NM IN THE SOUTH-EASTERN

QUADRANT.

GALE FORCE WINDS 35/45 KT AND VERY ROUGH TO HIGH SEAS WITHIN A 90 NM

RADIUS FROM THE CENTRE, EXTENDING UP TO 180 NM IN THE SOUTH-WESTERN

QUADRANT AND UP TO 220 NM IN THE EASTERN SEMI-CIRCLE.

NEAR GALE FORCE WINDS 30 KT AND ROUGH TO VERY ROUGH SEAS WITHIN A 180

NM RADIUS FROM THE CENTRE, EXTENDING UP TO 250 NM IN THE

SOUTH-WESTERN QUADRANT, UP TO 280 NM IN THE NORTH-EASTERN QUADRANT

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

STRONG GUSTS UNDER SQUALLS.



FORECAST POSITION AND INTENSITY:

12H, VALID 2015/02/27 AT 06 UTC:

23.4 S / 66.9 E, MAX WIND = 50 KT, SEVERE TROPICAL STORM

24H, VALID 2015/02/27 AT 18 UTC:

24.7 S / 67.1 E, MAX WIND = 45 KT, MODERATE TROPICAL STORM



OTHER INFORMATIONS:

ACCORDING TO SATELLITE SURFACE WINDS ESTIMATES (PARTIAL SWATH ASCAT-A

AND RAPIDSCAT OF 1709Z AND 1604Z RESP.). THE INTENSITY, WINDS RADII

HAS BEEN ADJUSTED UPWARDS. CONSEQUENTLY AND ACCORDING TO THE

WIND-PRESSURE RELATIONSHIP USED AT THE RSMC (COURTNEY AND KNAFF) THE

MSLP IS SIGNIFICANTLY LOWER THAN PREVIOUSLY ESTIMATED.=