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

RSMC / TROPICAL CYCLONE CENTRE / LA REUNION TROPICAL CYCLONE FORECAST WARNING (SOUTH-WEST INDIAN OCEAN) 0.A WARNING NUMBER : 47/10/20062007 1.A EXTRATROPICAL DEPRESSION 10 (EX-GAMEDE) 2.A POSITION 2007/03/04 AT 0000 UTC : 33.0S / 49.7E (THIRTY THREE DECIMAL ZERO DEGREES SOUTH AND FORTY NINE DECIMAL SEVEN DEGREES EAST) 3.A DVORAK ANALYSIS : / 4.A CENTRAL PRESSURE : 980 HPA 5.A MAX AVERAGE WIND SPEED (10 MN) : 45 KT 6.A EXTENSION OF WINDS BY QUADRANTS (KM): 30 KT NE: 380 SE: 400 SO: 400 NO: 380 7.A FIRST CLOSED ISOBARE (PRESSURE / AVERAGE DIAM): 1006 HPA / 1200 KM 8.A VERTICAL EXTENSION OF CYCLONE CIRCULATION: MEDIUM 1.B FORECASTS: 12H: 2007/03/04 12 UTC: 32.8S/49.1E, MAX WIND=040KT, EXTRATROPICAL. 24H: 2007/03/05 00 UTC: 32.7S/48.2E, MAX WIND=040KT, EXTRATROPICAL. 36H: 2007/03/05 12 UTC: 32.8S/47.0E, MAX WIND=035KT, FILLING UP. 48H: 2007/03/06 00 UTC: 33.1S/46.0E, MAX WIND=035KT, FILLING UP. 60H: 2007/03/06 12 UTC: 33.8S/44.8E, MAX WIND=030KT, DISSIPATING. 72H: 2007/03/07 00 UTC: 34.5S/44.0E, MAX WIND=030KT, DISSIPATING. 2.B OTHER INFORMATIONS: WITHIN AN UNFAVOURABLE ENVIRONMENT (STRONG VERTICAL WIND SHEAR, SST NEAR 24°C), EX-GAMEDE SHOWS AN EXTRA-TROPICAL STRUCTURE WITH A BROAD LOW LAYER CLOCKWISE CIRCULATION (QUIKSCAT 1350Z). THE CONVECTIVE ACTIVITY IS SOUTHWARDS AWAY FROM THE CENTRE. EX-GAMEDE IS EXPECTED TO TRACK SLOWLY WESTWARDS ON THE NORTHERN EDGE OF THE SUBTROPICAL HIGH PRESSURES, AND GRADUALLY WEAKEN.