A northerly, moderate and mostly variable flow prevails over the North-West of the basin. Over the East, it is southerly, strong and variable. Over the South-West, it is westerly, very strong and mostly variable.
For Castro Urdiales :
Warning moderate gale offshore.
The reliability of the situation is assessed at 90%.
Sunny becoming changeable in the afternoon. No precipitation. In the evening, cloud and long sunny periods.
No precipitation. S force 5 in the morning becoming force 4 in the evening. Gusts reaching 30 knots in the morning. Slight sea. Low, long swell from W. Excellent visibility.