For Guetaria Beach :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Sunny becoming changeable in the afternoon. No precipitation. In the evening, good clear periods but cloud building.
No precipitation. S force 2 in the morning temporarily NNE in the middle of the day. Gusts reaching 10 knots in the middle of the day. Slight sea. Low, long swell from NW. Excellent visibility becoming poor in the evening.