A northerly, strong and mostly variable flow prevails over the South of the basin. Over the North, it is westerly, strong and mostly variable.
For Ondarroa :
No gale warning.
The reliability of the situation is assessed at 90%.
In the evening, some fair-weather cumulus clouds.
NNW wind force 2. Gusts reaching 11 knots in the evening. Slight sea. Low, fairly long swell from NNW. Good visibility.