High 1025 hPa centered at 170 nautical miles in the West of Fastnet Rock (South-West Ireland) moving at 10 knots to the South-South-East.
For Meschers-sur-Gironde : No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Skies with few clouds.In the evening, light cloudy spells. W wind force 3 from the middle of the day. Gusts reaching 17 knots. Smooth sea. Low, short swell from W. Excellent visibility becoming good in the evening.