A southwesterly, strong and variable flow prevails over the whole area.
For Saint-Brevin-Les-Pins :
Warning moderate gale offshore.
The reliability of the situation is fairly good.
For the night from Tuesday to Wednesday WSW force 2 in the early part of the night becoming W force 1. Gusts reaching 14 knots in the middle of the night.
Smooth to slight sea becoming slight at the end of the night. Low, fairly long swell from WSW. Good visibility becoming reduced by fog in the middle of the night then reduced by fog. Daytime of Wednesday 22 october : The atmosphere will remain unstable.
Very cloudy skies with short clear spells. Showers all day. In the evening, very cloudy skies becoming totally overcast.
Light showers. WSW force 3 becoming SW force 4 in the middle of the day then force 5. Gusts reaching 34 knots in the evening. Slight sea becoming moderate in the evening. Low, short swell from WSW. Visibility reduced by fog becoming excellent in the middle of the day then good.