High 1021 hPa centered on the North-East of Spain remaining almost stationary.Low 1009 hPa centered at 200 nautical miles in the South-West of Fastnet Rock (South-West Ireland) moving at 18 knots to the North-East to be centered on the North of the Irish Sea.
For Les-Sables-D"Olonne :
No gale warning.
We are 85% sure of the situation, because the atmosphere might be less unstable and showers more frequent than forecast.
Very cloudy skies to overcast. Showers all day. In the evening, light cloudy spells.
NNE force 2 in the morning turning NW force 3 in the middle of the day. Gusts reaching 16 knots in the evening. Smooth to slight sea. Low, fairly long swell from WSW. Excellent visibility becoming excellent in the middle of the day then excellent.