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 211800 SECURITE GALE WARNING FOR METAREA VII ISSUED BY METEO-FRANCE/TROPICAL CYCLONE CENTRE/LA REUNION 21/01/2009 AT 1800 UTC. WARNING NUMBER: 015/07 (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). GALE WARNING BEGINNING OF VALIDITY: WEDNESDAY 21/01/2009 AT 1800 UTC. PHENOMENON: OVERLAND DEPRESSION 7 (EX-FANELE) POSITION: WITHIN 20 NM RADIUS OF POINT 23.3S / 46.6E (TWENTY THREE DECIMAL THREE DEGREES SOUTH AND FORTY SIX DECIMAL SIX DEGREES EAST) AT 1800 UTC MOVEMENT: SOUTH-EAST 12 KT THREAT AREAS: SQUALLY WEATHER EXISTS WITHIN 120 NM RADIUS FROM THE CENTER EXTENDING UP TO 200 NM IN THE NORTHERN SEMI-CIRCLE, AND UP TO 180 NM IN THE SOUTHEASTERN QUADARNT WITH SOME MODERATE TO STRONG CONVECTION OVER THE SOUTHEASTERN COAST OF MADAGASCAR WITHIN THE CONLUENCE AREA BETWEEN THE TRADES FLOW IN THE SOUTHEAST AND THE EASTERN PART OF EX-FANELE CIRCULATION. GALE FORCE WINDS 35/40 KT WITHIN 20 NM RADIUS OF THE CENTRE. NEAR GALE FORCE WINDS 30 KT WITHIN 60 NM RADIUS FROM THE CENTER. EXTENDING UP TO 120 NM IN THE NORTHEASTERN QUADRANT, AND 180 NM IN THE SOUTHWESTERN QUADRANT. ROUGH TO VERY ROUGH SEAS ALONG THE WESTERN COAST OF MADAGASCAR BETWEEN 20S AND 22S. STRONG GUSTS UNDER SQUALLS. WINDS AND SEAS ARE GRADUALLY SUBSIDING ALONG THE WESTERN COAST OF MADAGASCAR. FORECAST POSITION AND INTENSITY: 12H, VALID 2009/01/22 AT 06 UTC: 24.5S / 48.7E, MAX WIND = 25 KT, TROP. DISTURBANCE. 24H, VALID 2009/01/22 AT 18 UTC: 25.3S / 50.3E, MAX WIND = 30 KT, TROP. DEPRESSION. OTHER INFORMATIONS: SYSTEM WEAKENS OVER LAND. IT SHOULD MOVE BACK OVER SEA TOMORROW MORNING SOUTH EAST OF MADAGASCAR AT THE TROPICAL DISTURBANCE STAGE. IT COULD REINTENSIFY A LITTLE BIT TO REACH AGAIN THE TROPICAL DEPRESSION STAGE LATER AS IT KEEPS ON TRACKING GENERALLY SOUTHEASTWARDS AT A GRADUALLY SLOWER SPEED. THE NEAR GALE FORCE REMAINING ALONG THE WESTERN COAST OF MALAGASY IS DUE TO THE GRADIANT EFFECT WITH THE SUBTROPICAL HIGHS ARRIVING ON THE SOUTH OF THE CHANNEL.