For San Sebastián :
No gale warning.
The reliability of the situation is very good.
Light cloudy spells. In the evening, clear spells then risk of fog towards the end of the night.
No precipitation. WSW force 3 in the middle of the day turning SSW in the evening. Gusts reaching 13 knots in the middle of the day. Slight sea. Low, fairly long swell from W. Good visibility becoming reduced by fog in the evening.