For Ile de Batz :
No gale warning.
We are 85% sure of the situation, because the strength of the precipitation is difficult to assess for this type of disturbance.
Fairly cloudless skies becoming changeable during the morning, overcast skies in the afternoon. No precipitation in the morning, drizzle in late afternoon. In the evening, overcast skies.
Light rain gradually becoming less frequent. SW force 3 in the morning becoming SSW force 4 in the middle of the day. Gusts reaching 19 knots from the middle of the day. Slight sea. Low, fairly long swell from NW. Good visibility becoming excellent in the middle of the day.