A northerly, weak and variable flow prevails over the South-West of the basin. Over the North and the East, it is westerly, moderate and very variable.
For San Sebastián :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
In the evening, good clear periods but cloud building.
No precipitation. WNW wind force 2. Gusts reaching 9 knots in the evening. Slight sea. Low, fairly long swell from NW. Good visibility.