A westerly, moderate and mostly variable flow prevails over the whole area.
For Castro Urdiales :
No gale warning.
We are 90% sure of the situation, because the clear patches could move in later than forecast.
Very cloudy in the morning, cloud largely disappearing in the afternoon. No precipitation. In the evening, very cloudy.
No precipitation. E force 2 turning NE force 3 in the middle of the day then NNE force 2. Gusts reaching 13 knots in the middle of the day. Slight sea. Low, fairly long swell from WNW. Excellent visibility becoming poor in the evening.