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 : 31/11/20052006 1.A EXTRATROPICAL DEPRESSION 11 (EX-DIWA) 2.A POSITION 2006/03/10 AT 0000 UTC : WITHIN 40 NM RADIUS OF POINT 36.5S / 67.0E (THIRTY SIX DECIMAL FIVE DEGREES SOUTH AND SIXTY SEVEN DECIMAL ZERO DEGREES EAST) 3.A DVORAK ANALYSIS : / 4.A CENTRAL PRESSURE : 985 HPA 5.A MAX AVERAGE WIND SPEED (10 MN) : 55 KT 6.A EXTENSION OF WINDS BY QUADRANTS (KM): 30 KT NE: 500 SE: 500 SO: 300 NO: 300 50 KT NE: 250 SE: 200 SO: 150 NO: 150 7.A FIRST CLOSED ISOBARE (PRESSURE / AVERAGE DIAM): 1006 HPA 8.A VERTICAL EXTENSION OF CYCLONE CIRCULATION: DEEP 1.B FORECASTS: 12H: 2006/03/10 12 UTC: 37.8S/72.3E, MAX WIND=050KT, EXTRATROPICAL. 24H: 2006/03/11 00 UTC: 39.5S/77.4E, MAX WIND=045KT, EXTRATROPICAL. 36H: 2006/03/11 12 UTC: 40.4S/83.2E, MAX WIND=040KT, EXTRATROPICAL. 48H: 2006/03/12 00 UTC: 42.5S/90.8E, MAX WIND=040KT, EXTRATROPICAL. 60H: 2006/03/12 12 UTC: 44.3S/98.1E, MAX WIND=035KT, EXTRATROPICAL. 2.B OTHER INFORMATIONS: "EX-DIWA" HAS NOW AN EXTRA-TROPICAL STRUCTURE. THE MAXIMUM WINDS ARE LOCATED IN THE SOUTH AND MAINLY EASTERN SEMI-CIRCLES DUE TO THE MOTION OF THE SYSTEM AND TO THE GRADIENT WITH SUBTROPICAL HIGH PRESSURES. "EX-DIWA" KEEPS ON TRACKING EASTSOUTHEASTWARDS INTO THE POLAR WESTERLY CIRCULATION, TOWARDS SAINT-PAUL/AMSTERDAM ISLANDS IT SHOULD APPROACH DURING THE NIGHT OF THE 10 TO 11.