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 171800 SECURITE NEAR GALE WARNING FOR METAREA VIII (S) ISSUED BY METEO-FRANCE/TROPICAL CYCLONE CENTRE/LA REUNION 17/11/2007 AT 1800 UTC. WARNING NUMBER: 10/2 (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). NEAR GALE WARNING BEGINNING OF VALIDITY: SATURDAY 17/11/2007 AT 1800 UTC. PHENOMENON: TROPICAL DEPRESSION 2 (EX-ARIEL) 999 HPA POSITION: WITHIN 30 NM RADIUS OF POINT 11.6S / 86.8E (ELEVEN DECIMAL SIX DEGREES SOUTH AND EIGHTY SIX DECIMAL EIGHT DEGREES EAST) AT 1800 UTC MOVEMENT: WEST 2 KT THREAT AREAS: SQUALLY WEATHER EXISTS UP TO 250 NM FROM THE CENTRE IN THE SOUTHEASTERN QUADRANT. CLOCKWISE CIRCULATION 15/30 KT AROUND THE CENTER OF ARIEL. NEAR GALE FORCE WINDS 30 KT ONLY CONCERN THE SOUTHERN SEMI-CIRCLE AND EXTEND UP TO 120 NM FROM THE CENTRE WITH ROUGH SEAS. STRONG GUSTS UNDER SQUALLS. FORECAST POSITION AND INTENSITY: 12H, VALID 2007/11/18 AT 06 UTC: 11.6S / 86.1E, MAX WIND = 25 KT, TROP. DISTURBANCE. 24H, VALID 2007/11/18 AT 18 UTC: 11.5S / 85.3E, MAX WIND = 25 KT, TROP. DISTURBANCE. OTHER INFORMATIONS: "EX ARIEL" MAINTAINS A WESTWARD SLOW MOTION. AS THE SYSTEM REMAINS POORLY ORGANISED, IT WILL BE STEERED BY THE LOW LEVEL FLOW FOR THE NEXT FEW DAYS WHILE KEEPING ON FILLING VERY GRADUALLY. STRONG WINDS ARE PRESENT IN THE SOUTHERN SEMI CIRCLE BY GRADIENT EFFECT WITH THE SUBTROPICAL RIDGE.