For San Sebastián :
No gale warning.
The reliability of the situation is very good.
Little cloud in the morning, sunny, progressively clouding over in the afternoon. No precipitation. In the evening, very cloudy.
No precipitation. SE force 3 in the morning turning SW in the middle of the day. Gusts reaching 15 knots in the middle of the day. Moderate sea. Low, fairly long swell from SW. Good visibility becoming excellent in the middle of the day then poor.