Low 975 hPa centered at 100 nautical miles in the West of Fastnet Rock (South-West Ireland) moving at 12 knots to the East-South-East and rising to 993 hPa to be centered on the Celtic Sea.
For Saint-Brevin-Les-Pins :
Warning moderate gale offshore.
The reliability of the situation is fairly good.
For the night from Wednesday to Thursday WSW force 4 in the early part of the night becoming force 5. Gusts reaching 34 knots in the middle of the night.
Moderate sea. Moderate, fairly long swell from W. Excellent visibility. Daytime of Thursday 19 november : The atmosphere will remain unstable.
Very cloudy skies with short clear spells. Showers all day. In the evening, very cloudy.
Showers. WSW force 6 in the morning becoming force 5 in the evening. Gusts reaching 40 knots in the middle of the day. Moderate sea becoming rough in the middle of the day. Moderate, fairly long swell from W. Excellent visibility.