For Grève de Blainvillais :
Warning strong breeze.
The reliability of the situation is assessed at 90%.
Skies changeable to very cloudy. No precipitation. In the evening, very cloudy skies becoming totally overcast.
No precipitation. NNE force 6 becoming force 5 in the middle of the day then S force 4. Gusts reaching 37 knots in the morning. Moderate sea becoming slight in the middle of the day then smooth to slight. Low, fairly long swell from WNW. Excellent visibility.