For San Sebastián :
No gale warning.
The reliability of the situation is very good.
Sunny spells with possibility of mist forming in the morning, increasing sunny spells in the afternoon. No precipitation. In the evening, clear spells, risk of mist forming.
No precipitation. NE force 2 turning SW force 3 in the middle of the day then S. Rough sea. Moderate, fairly long swell from SW. Visibility reduced by mist becoming poor in the middle of the day then poor.