High 1026 hPa centered on the North of the Bay of Biscay moving at 6 knots to the North-North-West to be centered off Breton Cape.
For Penthièvre :
No gale warning.
The reliability of the situation is fairly good.
For the night from Sunday to Monday NNW force 2 turning NNE in the middle of the night then NE. Gusts reaching 8 knots in the early part of the night.
Slight sea becoming smooth to slight at the end of the night. Low, fairly long swell from W. Visibility reduced by mist becoming reduced by mist in the middle of the night then reduced by fog. Daytime of Monday 14 september : Warning:reduced visibility early in the day.
Fog giving way to sun in early morning, sunny in the afternoon. No precipitation. In the evening, clear skies.
ENE force 2 turning S force 3 in the middle of the day then WSW force 2. Gusts reaching 12 knots in the middle of the day. Smooth to slight sea. Low, fairly long swell from W. Visibility reduced by fog becoming excellent in the middle of the day then poor.