For Rennes : No gale warning.
We are 75% sure of the situation, because the atmosphere might be less unstable and showers rarer than forecast.
Mist and fog. Possibility of showers late in the morning, showers in the afternoon.
In the evening, low cloud developing into fog. Chance of light rain. SE force 2 in the morning turning S in the evening. Gusts reaching 11 knots in the middle of the day. Visibility reduced by fog becoming reduced by mist in the middle of the day then reduced by fog.