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

WTIO20 FMEE 210600 SECURITE WARNING FOR METAREA VIII (S) ISSUED BY METEO-FRANCE/TROPICAL CYCLONE CENTRE/LA REUNION 21/02/2009 AT 0600 UTC. WARNING NUMBER: 001/09 (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). WARNING BEGINNING OF VALIDITY: SATURDAY 21/02/2009 AT 0600 UTC. PHENOMENON: TROPICAL DISTURBANCE 9 1003 HPA POSITION: WITHIN 20 NM RADIUS OF POINT 12.6S / 77.3E (TWELVE DECIMAL SIX DEGREES SOUTH AND SEVENTY SEVEN DECIMAL THREE DEGREES EAST) AT 0600 UTC MOVEMENT: EAST-SOUTH-EAST 4 KT THREAT AREAS: SQUALLY WEATHER EXISTS WITHIN 180 NM RADIUS FROM THE CENTER, MAINLY IN THE SOUTH-EASTHERN SEMI-CIRCLE. CLOCKWISE CIRCULATION 20/25 KT AND MODERATE TO ROUGH SEAS NEAR THE CENTER, REACHING LOCALLY NEAR GALE FORCE WINDS 30 KT FAR FROM THE CENTER, IN THE MONSOON FLOW IN THE NORTHERN SEMI-CIRCLE, AND ALSO IN THE SOUTHEASTHERN SECTOR. STRONG GUSTS UNDER SQUALLS. FORECAST POSITION AND INTENSITY: 12H, VALID 2009/02/21 AT 18 UTC: 12.9S / 77.2E, MAX WIND = 25 KT, TROP. DISTURBANCE. 24H, VALID 2009/02/22 AT 06 UTC: 13.4S / 77.3E, MAX WIND = 30 KT, TROP. DEPRESSION. OTHER INFORMATIONS: CONVECTION STRUCTURE HAS IMPROVED LAST NIGHT. HOWEVER CICRLULATION HAS IMPROVED TO (QUIKSCAT 00H34), STRONGEST WINDS ARE ALWAYS LOCATED FAR FROM THE CENTER IN THE MONSOON FLOW IN THE NORTHERN SEMI-CIRCLE, AND DUE TO THE GRADIANT WITH THE SUBTROPICAL HIGH PRESURES IN THE SOUTHEASTHERN SECTOR. ENVIRONMENTAL CONDITIONS ARE FAVORABLE, AND THE SYSTEM IS EXPECTED TO INTENSIFY PROGRESSIVELY, ON A GLOBALLY SOUTHWARDS TRACK.