A southwesterly, moderate and mostly variable flow prevails over the whole area.
For Noirmoutier-en-l"Île :
No gale warning.
We are 85% sure of the situation, because in this type of situation, it is difficult to define precisely when the precipitation will end.
Sunny spells with possibility of mist forming in the morning, changeable skies becoming relatively cloud-free in the afternoon. No precipitation. In the evening, clear skies but atmosphere misty.
WSW wind force 3 continuing all day. Gusts reaching 14 knots in the middle of the day. Slight sea. Low, long swell from SSE. Visibility reduced by mist becoming good in the middle of the day then reduced by mist.