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 : 61/7/20062007 1.A EXTRATROPICAL DEPRESSION 7 (EX-DORA) 2.A POSITION 2007/02/12 AT 0600 UTC : 34.3S / 50.0E (THIRTY FOUR DECIMAL THREE DEGREES SOUTH AND FIFTY DECIMAL ZERO DEGREES EAST) 3.A DVORAK ANALYSIS : / 4.A CENTRAL PRESSURE : 992 HPA 5.A MAX AVERAGE WIND SPEED (10 MN) : 40 KT 6.A EXTENSION OF WINDS BY QUADRANTS (KM): 30 KT NE: 050 SE: 450 SO: 450 NO: 050 7.A FIRST CLOSED ISOBARE (PRESSURE / AVERAGE DIAM): 1004 HPA / 800 KM 8.A VERTICAL EXTENSION OF CYCLONE CIRCULATION: SHALLOW 1.B FORECASTS: 12H: 2007/02/12 18 UTC: 37.4S/49.0E, MAX WIND=040KT, EXTRATROPICAL. 24H: 2007/02/13 06 UTC: 41.5S/49.8E, MAX WIND=040KT, EXTRATROPICAL. 36H: 2007/02/13 18 UTC: 45.9S/53.9E, MAX WIND=040KT, EXTRATROPICAL. 2.B OTHER INFORMATIONS: VERY ASYMMETRICAL SYSTEM WITH STRONG WINDS EXTENDING FAR FROM THE CENTRE, MAINLY IN THE SOUTHERN SEMI-CIRCLE DUE TO THE INNER SPEED OF THE SYSTEM AND TO THE GRADIENT WITH THE SUBTROPICAL HIGH PRESSURES. "EX-DORA" IS TRACKING ON THE NORTHWESTERN EDGE OF THE SUBTROPICAL HIGH BEFORE VEERING TOWARDS THE TROUGH.