Direction Interrégionale de LA REUNION
B.P.4    97491 Ste Clotilde Cedex
Téléphone                02.62.92.11.00
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WTIO24 FMEE 151800 SECURITE STORM WARNING FOR METAREA VII ISSUED BY METEO-FRANCE/TROPICAL CYCLONE CENTRE/LA REUNION 15/03/2007 AT 1800 UTC. WARNING NUMBER: 021/12 (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: THURSDAY 15/03/2007 AT 1800 UTC. PHENOMENON: SEVERE TROPICAL STORM 12 (INDLALA) 975 HPA POSITION: 15.9S / 49.4E (FIFTEEN DECIMAL NINE DEGREES SOUTH AND FORTY NINE DECIMAL FOUR DEGREES EAST) AT 1800 UTC MOVEMENT: SOUTH-WEST 6 KT THREAT AREAS: SQUALLY WEATHER EXISTS WITHIN 250 NM RADIUS FROM THE CENTER, EXTENDING LOCALLY UP TO 350NM IN THE MOZAMBIQUE CHANNEL. STORM FORCE WINDS 50/60 KT AND HIGH TO VERY ROUGH SEAS WITHIN 40 NM RADIUS OF THE CENTER. GALE FORCE WINDS 35/45 KT AND VERY ROUGH TO HIGH SEAS WITHIN 60 NM RADIUS OF THE CENTER. NEAR GALE FORCE WINDS 30 KT AND ROUGH TO VERY ROUGH SEAS WITHIN 80 NM RADIUS OF THE CENTER EXTENDING UP TO 100 NM IN THE SOUTEASTERN SEMI-CIRCLE. STRONG GUSTS UNDER SQUALLS. FORECAST POSITION AND INTENSITY: 12H, VALID 2007/03/16 AT 06 UTC: 16.7S / 48.2E, MAX WIND = 50 KT, OVERLAND. 24H, VALID 2007/03/16 AT 18 UTC: 17.4S / 46.9E, MAX WIND = 40 KT, OVERLAND. OTHER INFORMATIONS: THE CENTER OF THE SYSTEM IS HUGING THE COAST OF ANTONGIL BAY, STILL HAVING STORM FORCE WINDS AND DESTRUCTIVES WAVES (RESULTING OF ADDITIONNAL EFFECTS OF CYCLONIC SWELL AND STORM TIDE). VERY HEAVY RAINFALL OCCURE OVER ALL THE NORTH OF MADAGASCAR. INDLALA IS EXPECTED WEAKENING SIGNIFICANTLY OVERLAND, TRACKING GLOBALLY SOUTHWESTWARDS. THEN, IF THE LOW LEVEL CIRCULATION IS NOT TOTALLY DISSIPATED, THE RESIDUAL VORTEX COULD COME BACK OVER SEAS IN THE SOUTHEAST OF MALAGASY WITHIN THE NEXT 48 TO 72 HOURS.