Low 1012 hPa centered at 110 nautical miles in the West-North-West of Fastnet Rock (South-West Ireland) moving at 11 knots to the East-South-East to be centered on the Celtic Sea.
For La Tremblade :
No gale warning.
We are 85% sure of the situation, because the high pressure system could move in more quickly than forecast.
Very cloudy skies with short clear spells. No precipitation. In the evening, good clear periods but cloud building.
No precipitation. SE force 3 turning S in the middle of the day then SSW force 2. Gusts reaching 15 knots in the middle of the day. Rippled sea. Low, fairly long swell from WNW. Visibility reduced by mist becoming excellent in the middle of the day then reduced by mist.