A northwesterly, very strong and very variable flow prevails over the West and the North of the basin. Over the South-East, it is southwesterly, very strong and particularly variable.
For Ondarroa :
Warning fresh gale offshore.
The reliability of the situation is assessed at 85%.
Overcast skies. Some light rain in the morning, showers in the afternoon. In the evening, very cloudy skies to overcast.
Showers. S force 3 freshening W force 5 in the middle of the day then becoming WNW. Gusts reaching 42 knots in the evening. Slight sea becoming moderate in the evening. Low, fairly long swell from NW. Excellent visibility temporarily in the middle of the day.