A northeasterly and variable flow prevails over the South-East of the basin. Over the West and the North, it is southerly, strong and very variable.
For Trench :
No gale warning.
The reliability of the situation is very good.
In the evening, clear skies.
SSW wind force 5. Gusts reaching 27 knots in the evening. Smooth to slight sea. Low, long swell from WNW. Excellent visibility.