A southwesterly, very strong and variable flow prevails over the whole area.
For Zumaia :
Warning fresh gale offshore.
We are 85% sure of the situation, because the clear patches could be more numerous than forecast.
Overcast skies. Light rain. In the evening, very cloudy skies to overcast.
Showers. SSE force 2 in the middle of the day turning SSW in the evening. Gusts reaching 16 knots in the evening. Moderate sea. Moderate, long swell from NW. Excellent visibility becoming good in the evening.