High 1026 hPa centered on the North of the Bay of Biscay moving at 6 knots to the North-North-West to be centered off Breton Cape.
For Biarritz :
No gale warning.
The reliability of the situation is fairly good.
For the night from Sunday to Monday SW force 1 turning S in the middle of the night then SE. Gusts reaching 5 knots in the early part of the night.
Slight sea. Low, fairly long swell from NW. Poor visibility becoming poor at the end of the night. Daytime of Monday 14 september : The weather will be good.
Fair weather with mostly clear skies. In the evening, skies with few clouds.
SE force 1 in the morning turning ENE force 2 in the middle of the day. Gusts reaching 13 knots in the middle of the day. Slight sea. Low, fairly long swell from NW. Poor visibility becoming excellent in the middle of the day.