An easterly, weak and variable flow prevails over the South-West of the basin. Over the North and the East, it is northwesterly, moderate and variable.
Für Cerbère : Warning moderate gale offshore.
The reliability of the situation is poor. For the night from Thursday to Friday NW wind force 5 continuing all night. Gusts reaching 31 knots in the middle of the night.
Smooth to slight sea becoming slight in the middle of the night. Low, short swell from WSW then from NNE in the middle of the night then from NNE. Excellent visibility. Daytime of Friday 18 september : The sky will remain changeable.
Good clear periods alternating with cloudy spells, rather dense in the morning.No precipitation.In the evening, cloud and long sunny periods. No precipitation. NW force 5 in the morning weakening force 3 in the evening. Gusts reaching 29 knots in the morning. Slight sea becoming smooth to slight in the evening. Low, short swell from NNE then from WNW in the middle of the day then from N. Excellent visibility.