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

WTIO24 FMEE 261800 SECURITE GALE WARNING FOR METAREA VII ISSUED BY METEO-FRANCE/TROPICAL CYCLONE CENTRE/LA REUNION 26/03/2009 AT 1800 UTC. WARNING NUMBER: 011/11 (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 SEA LEVEL PRESSURE IN HECTOPASCALS (HPA) (INDICATIVE FIGURE). GALE WARNING BEGINNING OF VALIDITY: THURSDAY 26/03/2009 AT 1800 UTC. PHENOMENON: MODERATE TROPICAL STORM 11 (IZILDA) 994 HPA POSITION: WITHIN 30 NM RADIUS OF POINT 23.6S / 41.8E (TWENTY THREE DECIMAL SIX DEGREES SOUTH AND FORTY ONE DECIMAL EIGHT DEGREES EAST) AT 1800 UTC MOVEMENT: WEST-NORTH-WEST 5 KT THREAT AREAS: SQUALLY WEATHER EXISTS WITHIN 100 NM RADIUS OF THE CENTER, EXTENDING UP TO 200 NM OF THE CENTER IN THE SOUTHEASTERN SEMI-CIRCLE. GALE FORCE WINDS 35/40KT AND HIGH SEAS WITHIN 40 NM RADIUS OF THE CENTER EXTENDING UP TO 90 NM IN THE SOUTHERN SEMI-CIRCLE. NEAR GALE FORCE WINDS 30KT AND ROUGH TO VERY ROUGH SEAS WITHIN 50 NM RADIUS OF THE CENTER, EXTENDING UP TO 110 NM IN THE SOUTHERN SEMI-CIRCLE. STRONG GUSTS UNDER SQUALLS. FORECAST POSITION AND INTENSITY: 12H, VALID 2009/03/27 AT 06 UTC: 23.2S / 41.2E, MAX WIND = 30 KT, TROP. DEPRESSION. 24H, VALID 2009/03/27 AT 18 UTC: 22.9S / 40.2E, MAX WIND = 25 KT, TROP. DISTURBANCE. OTHER INFORMATIONS: IZILDA HAS GREATLY WEAKENED WITHIN AN UNFAVORABLE ENVIRONMENT. STRONGER WINDS EXTEND FAR IN THE SOUTH DUE TO THE GRADIENT EFFECT WITH THE SUBTROPICAL HIGH PRESSURES. THE SYSTEME TRACKS WEST-NORTHWESTWARDS UNDER THE STEERING INFLUENCE OF THE SUBTROPICAL HIGH PRESSURES.