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 Plage du Fort de Penthièvre :
No gale warning.
We are 85% sure of the situation, because the high pressure system could move in more quickly than forecast.
Fog developing into low cloud during the morning, some sun but cloud building in the afternoon. No precipitation. In the evening, cloudy and humid with a risk of fog.
No precipitation. ENE force 3 turning SE in the middle of the day then SSE. Gusts reaching 13 knots in the middle of the day. Slight sea. Low, fairly long swell from W. Visibility reduced by mist becoming reduced by mist in the middle of the day then reduced by mist.