High 1025 hPa centered at 130 nautical miles in the South-South-West of Fastnet Rock (South-West Ireland) moving at 19 knots to the East-North-East to be centered on the Celtic Sea.
For Plage de Trescadec :
No gale warning.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Overcast in the morning, cloud and sun in the afternoon. Some light rain in the morning, no precipitation in the afternoon. In the evening, good clear periods but cloud building.
No precipitation. SE force 4 in the morning turning W force 3 in the evening. Gusts reaching 22 knots until the middle of the day. Smooth to slight sea. Low, fairly long swell from W. Excellent visibility becoming reduced by mist in the evening.