A westerly, strong and mostly variable flow prevails over the whole area.
For Donostia :
No gale warning.
The reliability of the situation is assessed at 95%.
Very cloudy. But clear spells will become more and more widespread. No precipitation. In the evening, relatively clear skies becoming changeable.
S force 3 turning NNW force 2 in the middle of the day then NE. Gusts reaching 12 knots in the morning. Moderate sea. Moderate, fairly long swell from NW. Excellent visibility.