Low 1009 hPa centered on the center of France moving at 24 knots to the South and rising to 1012 hPa to be centered on the North-East of Spain.
For Royan : No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
In the evening, light cloudy spells. W wind force 2. Gusts reaching 10 knots in the evening. Smooth to slight sea. Low, short swell from WSW. Good visibility.