For Biarritz :
No gale warning.
For the night from Friday to Saturday WSW force 1 in the early part of the night turning SSW. Gusts reaching 5 knots in the early part of the night.
Slight sea. Low, long swell from NW. Good visibility becoming good in the middle of the night then poor. Daytime of Saturday 26 september : The atmosphere will remain unstable.
Cloud and long sunny periods. Light showers all day. In the evening, cloud and long sunny periods.
Light showers progressively becoming less frequent. SSW force 1 turning NW force 2 in the middle of the day then becoming force 1. Slight sea. Low, long swell from NW. Poor visibility becoming excellent in the middle of the day.