High 1027 hPa centered at 70 nautical miles in the West-South-West of the isles of Scilly moving at 13 knots to the North-East to be centered on the Celtic Sea.
Für Saint-Girons : No gale warning.
We are 75% sure of the situation, because the high pressure system could move in more quickly than forecast.
Fair weather with mostly clear skies.In the evening, skies progressively clouding over with storms forming. Light showers. SW force 2 turning WNW force 3 in the middle of the day then becoming force 2. Gusts reaching 20 knots in the evening. Smooth to slight sea. Low, short swell from NNW. Poor visibility becoming excellent in the middle of the day then good.