A northerly, moderate and mostly variable flow prevails over the South and the East of the basin. Over the North-West, it is southwesterly, moderate and mostly variable.
For San Sebastián :
Warning strong breeze offshore.
We are 80% sure of the situation, because the atmosphere might be less unstable and showers rarer than forecast.
Very cloudy skies to overcast. Showers will be frequent and heavy. In the evening, very cloudy skies to overcast.
Heavy showers. NW force 5 in the morning temporarily NNW force 4 in the middle of the day. Gusts reaching 32 knots in the morning. Rough sea becoming moderate in the evening. Moderate, fairly long swell from NW. Excellent visibility.