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

WTIO22 FMEE 051800 SECURITE STORM WARNING FOR METAREA VII AND METAREA VIII (S) ISSUED BY METEO-FRANCE/TROPICAL CYCLONE CENTRE/LA REUNION 05/04/2009 AT 1800 UTC. WARNING NUMBER: 007/12 (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: SUNDAY 05/04/2009 AT 1800 UTC. PHENOMENON: SEVERE TROPICAL STORM 12 (JADE) 975 HPA POSITION: WITHIN 20 NM RADIUS OF POINT 14.4S / 51.5E (FOURTEEN DECIMAL FOUR DEGREES SOUTH AND FIFTY ONE DECIMAL FIVE DEGREES EAST) AT 1800 UTC MOVEMENT: SOUTH-WEST 5 KT THREAT AREAS: SQUALLY WEATHER EXISTS WITHIN 230 NM RADIUS OF THE CENTER EXTENDING UP TO 350 NM IN THE EASTERN SEMI-CIRCLE. STORM FORCE WINDS 50/55KT AND HIGH TO VERY HIGH SEAS WITHIN 30 NM RADIUS OF THE CENTER. GALE FORCE WINDS 35/45 KT AND VERY ROUGH TO HIGH SEAS WITHIN 50 NM RADIUS OF THE CENTER. NEAR GALE FORCE WINDS 30 KT AND MODERATE TO ROUGH SEAS WITHIN 90 NM RADIUS OF THE CENTER, EXTENDING UP TO 130 NM IN THE SOUTHERN SEMI CIRCLE. STRONG GUSTS UNDER SQUALLS. FORECAST POSITION AND INTENSITY: 12H, VALID 2009/04/06 AT 06 UTC: 16.2S / 50.2E, MAX WIND = 70 KT, TROPICAL CYCLONE. 24H, VALID 2009/04/06 AT 18 UTC: 17.8S / 49.4E, MAX WIND = 35 KT, OVERLAND. OTHER INFORMATIONS: SYSTEM IS EXPECTED TO TRACK GLOBALLY SOUTHWESTWARDS THEN SOUTH-SOUTHWESTWARDS WITHIN THE NEXT 12 HOURS, AND GET CLOSER TO THE EASTERN MALAGASY COASTS. INTENSIFICATION SHOULD CONTINUE WITHIN THE NEXT HOURS, AND THEN BEEN HAMPERED BY THE VICINITY OF MADAGASCAR. STRONGEST WINDS EXTEND IN THE SOUTHERN SEMI-CIRCLE DUE TO THE GRADIENT EFFECT WITH THE SUBTROPICAL HIGH PRESSURES.