A westerly, weak and particularly variable flow prevails over the whole area.
For Saint-Brevin-Les-Pins :
No gale warning.
For the night from Tuesday to Wednesday WNW force 3 in the early part of the night becoming force 2. Gusts reaching 16 knots in the early part of the night.
Slight sea. Low, short swell from W. Good visibility becoming poor in the middle of the night. Daytime of Wednesday 23 july : The sky will remain changeable.
Good clear periods alternating with cloudy spells, sometimes more dense in the afternoon. Risk of showers in the morning, possibility of showers in the afternoon. In the evening, cloud and long sunny periods.
No precipitation. WNW force 2 freshening force 4 in the middle of the day then becoming WNW. Gusts reaching 17 knots in the evening. Slight sea. Low, short swell from W. Poor visibility becoming excellent in the middle of the day.