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 200000 SECURITE GALE WARNING FOR METAREA VIII (S) ISSUED BY METEO-FRANCE/TROPICAL CYCLONE CENTRE/LA REUNION 20/10/2008 AT 0000 UTC. WARNING NUMBER: 15/2 (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). GALE WARNING BEGINNING OF VALIDITY: MONDAY 20/10/2008 AT 0000 UTC. PHENOMENON: MODERATE TROPICAL STORM 2 (ASMA) 994 HPA POSITION: WITHIN 30 NM RADIUS OF POINT 12.2S / 62.6E (TWELVE DECIMAL TWO DEGREES SOUTH AND SIXTY TWO DECIMAL SIX DEGREES EAST) AT 0000 UTC MOVEMENT: SOUTH-WEST 11 KT THREAT AREAS: SQUALLY WEATHER EXISTS WITHIN 200 NM RADIUS OF THE CENTRE, MAINLY IN THE SOUTHWESTERN SEMI-CERCLE, EXTENDING LOCALLY UP TO 300 NM FROM THE CENTER IN THE SOUTHEASTERN QUADRANT. NEAR GALE FORCE WINDS 35KT AND VERY ROUGH SEAS WITHIN 30NM READIUS FROM THE CENTER, EXTENDING LOCALLY UP TO 150NM FROM THE CENTER IN THE SOUTHERN SEMI-CIRCLE. GALE FORCE WINDS 30KT AND ROUGH TO VERY ROUGH SEAS WITHIN 40 NM RADIUS FROM THE CENTER, EXTENDING LOCALLY UP TO 200NM RADIUS FROM THE CENTER IN THE SOUTHERN SEMI-CIRCLE. STRONG GUSTS UNDER SQUALLS. FORECAST POSITION AND INTENSITY: 12H, VALID 2008/10/20 AT 12 UTC: 12.7S / 61.1E, MAX WIND = 40 KT, MODERATE TROP. STORM. 24H, VALID 2008/10/21 AT 00 UTC: 12.9S / 59.3E, MAX WIND = 45 KT, MODERATE TROP. STORM. OTHER INFORMATIONS: THE SYSTEM IS INTESIFYING IN A RATHER FAVORABLE ENVIRONMENT (MAINLY DUE TO A WEAKENING OF THE NORTHEASTERLY CONSTRAINT - VERTICAL WINDSHEAR- WHICH USED TO INHIBATE ITS ORGANIZATION, AND WITH A RATHER GOOD UPPER LEVEL OUTFLOW -DIVERGENCE). NEVERTHELESS, ITS INTENSIFICATION SHOULD BE LIMITED BY A RATHER POOR OCEAN CONTENT HEAT, WITH SEA SURFACE TEMPARATURE AT THE ORDER OF 26 TO 27 CELSIUS DEGREES ONLY. STRONGEST WINDS ARE LOCATED FAR FROM THE CENTER IN THE SOUTHERN SEMI-CIRLE MAINLY. THIS SYSTEM SHOULD CURVE MORE WESTWARDS AND INTENSIFY SLOWLY.