A westerly, very strong and very variable flow prevails over the whole area.
For La Roche-Bernard :
No gale warning.
We are 80% sure of the situation, because the strength of the precipitation is difficult to assess for this type of disturbance.
In the evening, mist and fog.
Chance of light rain. SSW wind force 2. Gusts reaching 10 knots in the evening. Smooth sea. Low, short swell from WSW. Visibility reduced by fog.