A southerly, moderate and very variable flow prevails over the North and the East of the basin. Over the South-West, it is northwesterly, moderate and very variable.
For Trench :
Warning moderate gale offshore.
The reliability of the situation is very good.
Very cloudy skies. Rare and fleeting sunny spells. Light showers followed by rain in the morning, rain in the afternoon. In the evening, overcast skies.
Light rain followed by showers. S force 5 in the morning weakening W force 3 in the evening. Gusts reaching 34 knots in the middle of the day. Slight sea. Low, long swell from W. Good visibility becoming excellent in the middle of the day.