Low 971 hPa centered at 110 nautical miles in the South-West of Fastnet Rock (South-West Ireland) moving at 16 knots to the East and rising to 979 hPa to be centered on the Celtic Sea.
For Plage Blanche - Lac :
Warning fresh gale offshore.
The reliability of the situation is assessed at 90%.
Fairly clear skies progressively clouding over in the morning, very cloudy in the afternoon. No precipitation. In the evening, very cloudy skies to overcast.
Showers towards the end of the night. S force 5 in the morning becoming SSW force 4 in the evening. Gusts reaching 35 knots in the middle of the day. Rough to very rough sea becoming rough in the evening. Moderate, long swell from WNW. Excellent visibility.