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
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WTIO20 FMEE 051800 SECURITE STORM WARNING FOR METAREA VIII (S) ISSUED BY METEO-FRANCE/TROPICAL CYCLONE CENTRE/LA REUNION 05/02/2007 AT 1800 UTC. WARNING NUMBER: 035/07 (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 HECTOPASCALS (HPA) (INDICATIVE FIGURE). STORM WARNING BEGINNING OF VALIDITY: MONDAY 05/02/2007 AT 1800 UTC. PHENOMENON: SEVERE TROPICAL STORM 7 (DORA) 986 HPA POSITION: WITHIN 20 NM RADIUS OF POINT 19.2S / 65.1E (NINETEEN DECIMAL TWO DEGREES SOUTH AND SIXTY FIVE DECIMAL ONE DEGREES EAST) AT 1800 UTC MOVEMENT: WEST 3 KT THREAT AREAS: SQUALLY WEATHER EXISTS WITHIN 140 NM RADIUS OF THE CENTER, EXTENDING UP TO 300 NM IN THE EASTERN SEMI-CIRCLE. STORM FORCE WINDS 50 KT AND HIGH TO VERY HIGH SEAS WITHIN 40 NM RADIUS OF THE CENTER MAINLY IN THE SOUTHERN SEMI-CIRCLE. GALE FORCE WINDS 35/45KT AND VERY ROUGH TO HIGH SEAS WITHIN 60 NM RADIUS OF THE CENTER, EXTENDING UP TO 120 NM FROM THE CENTER IN THE SOUITHERN SEMI-CIRCLE. NEAR GALE FORCE WINDS 30 KT AND ROUGH TO VERY ROUGH SEAS WITHIN 80 NM RADIUS OF THE CENTER, EXTENDING UP TO 180 NM IN THE SOUTHWESTERN AND THE NORTHEASTERN QUADRANT AND UP TO 240 NM IN THE SOUTHEASTERN QUADRANT. STRONG GUSTS UNDER SQUALLS. FORECAST POSITION AND INTENSITY: 12H, VALID 2007/02/06 AT 06 UTC: 19.6S / 64.0E, MAX WIND = 45 KT, MODERATE TROP. STORM. 24H, VALID 2007/02/06 AT 18 UTC: 20.2S / 62.8E, MAX WIND = 40 KT, MODERATE TROP. STORM. OTHER INFORMATIONS: DORA HAS SLOWNED DOWN OVER THE LAST HOURS, TRACKING MORE WESTWARDS. THE SYSTEM IS EXPECTED TO GENERALLY TRACK WEST SOUTHWESTWARDS AND SHOULD KEEP ON GRADUALLY WEAKENING, UNDERGOING A INCREASING VERTICAL WIND SHEAR SOUTH TO 20S. STRONG WINDS EXTEND FAR FROM THE CENTRE IN THE SOUTHEASTERN SEMI-CICRCLE DUE TO GRADIENT EFFECT WITH SUBTROPICAL HIGH PRESSURES.