A northerly, strong and very variable flow prevails over the West of the basin. Over the East, it is southerly, moderate and very variable.
For Plage de Porzic :
No gale warning.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Clear skies. In the evening, clear spells, risk of mist forming.
No precipitation. S force 4 in the middle of the day turning SE force 3 in the evening. Gusts reaching 18 knots in the middle of the day. Slight sea. Low, fairly long swell from WSW. Good visibility becoming reduced by mist in the evening.