We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Skies changeable becoming very cloudy in the afternoon.No precipitation.In the evening, very cloudy with risk of storms. Light showers. ESE force 2 turning NNE force 3 in the middle of the day then SE. Gusts reaching 19 knots in the evening. Slight sea. Low, fairly long swell from NW. Poor visibility becoming excellent in the middle of the day.
semaphore stations
Station Saint-Jean-de-Luz located 3 km from SS Saint Sunniva