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 101200 SECURITE GALE WARNING FOR METAREA VIII (S) ISSUED BY METEO-FRANCE/TROPICAL CYCLONE CENTRE/LA REUNION 10/01/2009 AT 1200 UTC. WARNING NUMBER: 010/05 (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: SATURDAY 10/01/2009 AT 1200 UTC. PHENOMENON: MODERATE TROPICAL STORM 5 (DONGO) 994 HPA POSITION: WITHIN 30 NM RADIUS OF POINT 18.8S / 67.6E (EIGHTEEN DECIMAL EIGHT DEGREES SOUTH AND SIXTY SEVEN DECIMAL SIX DEGREES EAST) AT 1200 UTC MOVEMENT: SOUTH-SOUTH-EAST 8 KT THREAT AREAS: SQUALLY WEATHER EXISTS WITHIN 170 NM RADIUS FROM THE CENTER, EXTENDING UP TO 420 NM IN THE NORTHERN SECTOR. GALE FORCE WINDS 35 KT NEAR THE CENTER AND ROUGH TO VERY ROUGH SEAS. NEAR GALE FORCE WINDS 30 KT AND ROUGH SEAS WITHIN 60 NM RADIUS FROM THE CENTER EXTENDING UP TO 100 NM IN THE SOUTHWESTERN AND THE NORTHEASTERN QUADRANTS AND UP TO 150 NM IN THE SOUTHEASTERN QUADRANT. STRONG GUSTS UNDER SQUALLS. FORECAST POSITION AND INTENSITY: 12H, VALID 2009/01/11 AT 00 UTC: 20.5S / 68.2E, MAX WIND = 40 KT, MODERATE TROP. STORM. 24H, VALID 2009/01/11 AT 12 UTC: 22.7S / 68.8E, MAX WIND = 50 KT, SEVERE TROP. STORM. OTHER INFORMATIONS: FORECASTED SOUTH-SOUTHEASTWARDS RECURVING TRAJECTORY HAS BEGAN AND DONGO IS EXPECTED TO STAY ON THIS TRACK WITHIN THE NEXT DAYS. THIS SYSTEM STILL SHOWS CHARACTERISTICS OF AN HYBRID LOW BETWEEN CLASSICAL TROPICAL LOW AND MONSOON ONE. ENVIRONMENTAL CONDITIONS ARE FAVOURABLE FOR INTENSIFICATION WITHIN THE NEXT 36 HOURS, SYSTEM SHOULD REACH THE SEVERE TROPICAL STORM STAGE.