A westerly, weak and particularly variable flow prevails over the whole area.
For Saint-Brevin-Les-Pins :
No gale warning.
For the night from Friday to Saturday WNW force 2 in the early part of the night turning NNW force 1. Gusts reaching 13 knots in the early part of the night.
Slight sea becoming smooth in the middle of the night. Low, short swell from WSW then from N in the middle of the night. Good visibility becoming good in the middle of the night then good. Daytime of Saturday 19 july : The sky will remain changeable.
Skies changeable becoming very cloudy in the afternoon. The risk of seeing rain will remain low. In the evening, cloudy spells, sometimes dense.
Chance of light rain. SW force 2 becoming WSW force 3 in the middle of the day then W. Gusts reaching 13 knots in the evening. Smooth to slight sea. Low from N. Good visibility becoming excellent in the middle of the day.