A northeasterly, moderate and mostly variable flow prevails over the whole area.
For Istres - Les Heures Claires :
No gale warning.
The reliability of the situation is assessed at 90%.
Some fair-weather cumulus clouds. In the evening, relatively clear skies becoming changeable.
SW force 3 in the middle of the day turning W force 2 in the evening. Gusts reaching 12 knots in the middle of the day. Rippled sea. Low, short swell from SSE. Good visibility becoming excellent in the evening.