For Guetaria Beach :
No gale warning.
We are 75% sure of the situation, because the high pressure system could move in more quickly than forecast.
Sunny becoming changeable in the afternoon. The risk of seeing rain will remain low. In the evening, cloudy spells, sometimes dense.
Chance of light rain. WSW force 2 in the morning turning NW force 3 in the middle of the day. Gusts reaching 19 knots in the evening. Smooth to slight sea becoming slight in the middle of the day. Low, fairly long swell from NNW. Good visibility becoming excellent in the middle of the day then good.