A westerly, strong and very variable flow prevails over the whole area.
For San Sebastián :
No gale warning.
We are 85% sure of the situation, because the high pressure system could move in more quickly than forecast.
Light cloudy spells. In the evening, skies with few clouds covering over progressively.
No precipitation. NW force 2 in the middle of the day turning W force 3 in the evening. Gusts reaching 12 knots in the evening. Moderate sea becoming slight in the evening. Moderate, fairly long swell from NW then low in the evening. Excellent visibility becoming good in the evening.