High 1023 hPa centered at 80 nautical miles in the West-South-West of the isles of Scilly moving at 7 knots to the East to be centered on West Channel.
For Port de Tréboul :
No gale warning.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Skies changeable to very cloudy. No precipitation. In the evening, very cloudy.
No precipitation. S force 3 in the morning turning SW force 4 in the middle of the day. Gusts reaching 21 knots in the middle of the day. Smooth sea becoming smooth to slight in the middle of the day. Low, short swell from SW. Visibility reduced by mist becoming excellent in the middle of the day then reduced by mist.