An easterly, very strong and very variable flow prevails over the North of the basin. Over the South-East, it is southerly, strong and very variable. Over the South-West, it is westerly, very strong and very variable.
For Castro Urdiales :
No gale warning.
The reliability of the situation is assessed at 80%.
In the evening, clear periods developing.
Chance of light rain. SW wind force 4. Gusts reaching 23 knots in the evening. Slight sea. Low, long swell from WSW. Excellent visibility.