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Direction Interrégionale de LA REUNION
B.P.4    97491 Ste Clotilde Cedex
Téléphone                02.62.92.11.00
Fax exploitation      02.62.92.11.48
Fax direction           02.62.92.11.47

WTIO22 FMEE 280600
SECURITE
GALE WARNING FOR METAREA VII AND METAREA VIII (S)
ISSUED BY METEO-FRANCE/TROPICAL CYCLONE CENTRE/LA REUNION 28/02/2007 AT 0600 UTC.
WARNING NUMBER: 030/11 (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 SEAS LEVEL PRESSURE IN HECTOPASCALS (HPA)
(INDICATIVE FIGURE).

GALE WARNING
BEGINNING OF VALIDITY: WEDNESDAY 28/02/2007 AT 0600 UTC.

PHENOMENON: EXTRATROPICAL DEPRESSION 11 (EX-HUMBA) 980 HPA
POSITION: WITHIN 30 NM RADIUS OF POINT 29.8S / 78.0E
(TWENTY NINE DECIMAL EIGHT DEGREES SOUTH AND SEVENTY EIGHT DECIMAL ZERO DEGREES EAST) AT 0600 UTC
MOVEMENT: SOUTH-WEST 7 KT

THREAT AREAS:
SQUALLY WEATHER EXISTS WITHIN 140 NM RADIUS FROM THE CENTER, EXTENDING UP TO 400 NM IN THE SOUTHERN SEMI-CIRCLE.

GALE FORCE WINDS 35/45KT AND VERY ROUGH SEAS TO HIGH SEAS WITHIN 160 NM RADIUS FROM THE CENTER EXTENDING UP TO 300 NM AND LOCALLY REACHING STORM FORCE WINDS 50KT AND HIGH TO VERY HIGH SEAS IN THE SOUTHERN SEMI-CIRCLE DUE TO THE GRADIENT EFFECT.
NEAR GALE FORCE WINDS 30KT AND ROUGH TO VERY ROUGH SEAS WITHIN 200 NM RADIUS OF THE CENTER, EXTENDING UP TO 400 NM IN THE SOUTERN SEMI-CIRCLE
STRONG GUSTS UNDER SQUALLS.

FORECAST POSITION AND INTENSITY:
12H, VALID 2007/02/28 AT 18 UTC:
31.2S / 79.6E, MAX WIND = 45 KT, EXTRATROPICAL.
24H, VALID 2007/03/01 AT 06 UTC:
32.2S / 82.3E, MAX WIND = 45 KT, EXTRATROPICAL.

OTHER INFORMATIONS:
"EX-HUMBA" IS NOW AN EXTRA-TROPICAL DEPRESSION, WITH A BROAD AND ASYMETTRICAL CLOCKWISE CIRCULATION (STRONGEST WINDS EXTEND FAR FROM THE CENTER IN THE SOUTHERN SEMI-CIRCLE). "EX-HUMBA" IS EXPECTED TO SLOW DOWN ON ITS CURRENT SOUTHWARDS TRACK DURING THE NEXT 6 TO 12 HOURS LINKED TO LOW LEYER HIGHS SOUTHWARD, BEFORE SHIFTING SOUTHEASTWARDS TOWARDS A POLAR TROUGH, TAKING ADVANTAGE OF A WEAKNESS IN THE HIGH BELT.