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 : 54/7/20062007 1.A EXTRATROPICAL DEPRESSION 7 (EX-DORA) 2.A POSITION 2007/02/10 AT 1200 UTC : 28.7S / 57.2E (TWENTY EIGHT DECIMAL SEVEN DEGREES SOUTH AND FIFTY SEVEN DECIMAL TWO DEGREES EAST) 3.A DVORAK ANALYSIS : / 4.A CENTRAL PRESSURE : 995 HPA 5.A MAX AVERAGE WIND SPEED (10 MN) : 50 KT 6.A EXTENSION OF WINDS BY QUADRANTS (KM): 30 KT NE: 200 SE: 600 SO: 600 NO: 150 50 KT NE: 050 SE: 150 SO: 150 NO: 7.A FIRST CLOSED ISOBARE (PRESSURE / AVERAGE DIAM): 1004 HPA / 1000 KM 8.A VERTICAL EXTENSION OF CYCLONE CIRCULATION: SHALLOW 1.B FORECASTS: 12H: 2007/02/11 00 UTC: 29.6S/55.7E, MAX WIND=050KT, EXTRATROPICAL. 24H: 2007/02/11 12 UTC: 30.6S/54.2E, MAX WIND=040KT, EXTRATROPICAL. 36H: 2007/02/12 00 UTC: 31.7S/52.4E, MAX WIND=040KT, EXTRATROPICAL. 48H: 2007/02/12 12 UTC: 34.0S/51.0E, MAX WIND=035KT, EXTRATROPICAL. 60H: 2007/02/13 00 UTC: 37.0S/50.5E, MAX WIND=035KT, EXTRATROPICAL. 72H: 2007/02/13 12 UTC: 39.5S/51.5E, MAX WIND=035KT, EXTRATROPICAL. 2.B OTHER INFORMATIONS: STRONGEST WINDS EXTEND FAR FROM IN THE SOUTHERN SEMI-CIRCLE DUE TO THE GRADIENT EFFECT WITH THE SUBTROPICAL HIGH PRESSURES. THE SYSTEM IS EXPECTED TO TRACK ON THE NORTHWESTERN EDGE OF THE SUBTROPICAL HIGH PRESSURES, THEN EVACUATE WITH THE NEXT TROUGH.