High 1024 hPa centered at 200 nautical miles in the West-South-West of Fastnet Rock (South-West Ireland) moving at 6 knots to the East-South-East.
For Penthièvre :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Skies progressively hazing over in the morning, sunny in the afternoon. No precipitation. In the evening, lots of good clear periods.
No precipitation. NNW force 3 turning W force 4 in the middle of the day then WNW. Gusts reaching 22 knots in the evening. Smooth to slight sea becoming slight in the middle of the day. Low, short swell from W. Good visibility becoming excellent in the middle of the day.