Low 1008 hPa centered at 130 nautical miles in the South-West of Fastnet Rock (South-West Ireland) moving at 10 knots to the North-North-West and dropping to 1005 hPa to be centered at 100 nautical miles in the West-South-West of Belmullet (North-West Ireland).
For Saint-Brevin-Les-Pins :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Overcast in the morning, skies clearing but storms likely in the afternoon. Showers all day. In the evening, relatively cloudless skies clearing.
ENE force 3 turning WSW in the middle of the day then W. Gusts reaching 18 knots in the middle of the day. Smooth sea becoming smooth to slight in the evening. Low, short swell from WSW. Excellent visibility becoming excellent in the middle of the day.