A northerly, strong and very variable flow prevails over the whole area.
For Zumaia :
No gale warning.
We are 65% sure of the situation, because the high pressure system could move in more quickly than forecast.
In the evening, cloud and long sunny periods.
Possibility of showers NNW wind force 3. Gusts reaching 16 knots in the evening. Slight sea. Low, fairly long swell from NW. Excellent visibility.