A southwesterly, very strong and variable flow prevails over the whole area.
For Les Rochelets :
No gale warning.
The reliability of the situation is assessed at 90%.
Mist and fog in the morning, very cloudy in the afternoon. Risk of some spots of rain in the morning, no precipitation in the afternoon. In the evening, very cloudy.
No precipitation. SSE force 3 in the morning becoming force 4 in the evening. Gusts reaching 18 knots in the evening. Smooth to slight sea. Low, fairly long swell from WSW. Visibility reduced by mist becoming good in the middle of the day then good.