A northerly and very variable flow prevails over the South-West of the basin. Over the East, it is easterly, moderate and very variable. Over the North-West, it is southerly, moderate and very variable.
For Playa de San Sebastian :
No gale warning.
We are 85% sure of the situation, because the high pressure system could move in more quickly than forecast.
Sun in the morning, skies becoming progressively hazier during the afternoon. No precipitation. In the evening, skies gradually hazing over.
No precipitation. NNE force 1 becoming force 2 in the middle of the day then NE. Gusts reaching 11 knots in the middle of the day. Smooth to slight sea. Low, fairly long swell from WNW. Excellent visibility.