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 211200 SECURITE WARNING FOR METAREA VIII (S) ISSUED BY METEO-FRANCE/TROPICAL CYCLONE CENTRE/LA REUNION 21/02/2009 AT 1200 UTC. WARNING NUMBER: 002/09 (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 1200 UTC. PHENOMENON: TROPICAL DISTURBANCE 9 1001 HPA POSITION: WITHIN 20 NM RADIUS OF POINT 13.1S / 77.4E (THIRTEEN DECIMAL ONE DEGREES SOUTH AND SEVENTY SEVEN DECIMAL FOUR DEGREES EAST) AT 1200 UTC MOVEMENT: SOUTH-SOUTH-EAST 5 KT THREAT AREAS: SQUALLY WEATHER EXISTS WITHIN 150 NM RADIUS FROM THE CENTER, EXTENDING UP TO 250 NM IN THE SOUTHEASTHERN SEMI-CIRCLE. CLOCKWISE CIRCULATION 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 2009/02/22 AT 00 UTC: 13.7S / 77.6E, MAX WIND = 30 KT, TROP. DEPRESSION. 24H, VALID 2009/02/22 AT 12 UTC: 14.3S / 77.6E, MAX WIND = 35 KT, MODERATE TROP. STORM. OTHER INFORMATIONS: CONVECTION IS CONSOLIDATING AROUND A LRARGE AND WELL DEFINED CIRCULATION. 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, THEN SOUTHWESTARDS.