A northerly, weak and particularly variable flow prevails over the South of the basin. Over the North, it is westerly, moderate and particularly variable.
For Saint-Quay-Portrieux :
No gale warning.
The reliability of the situation is poor.
For the night from Monday to Tuesday WSW force 1 becoming SW force 2 in the middle of the night then SSE force 1. Gusts reaching 10 knots at the end of the night.
Smooth sea. Low, short swell from WNW. Visibility reduced by mist becoming poor at the end of the night. Daytime of Tuesday 15 september : Warning:reduced visibility early in the day.
Sunny spells with possibility of mist forming in the morning, predominantly sunny in the afternoon. No precipitation. In the evening, lots of good clear periods.
No precipitation. WSW force 3 in the morning turning NW in the middle of the day. Gusts reaching 17 knots from the middle of the day. Smooth to slight sea temporarily slight in the middle of the day. Low, short swell from WNW. Visibility reduced by mist becoming excellent in the middle of the day then good.