A southeasterly and variable flow prevails over the North-East of the basin. Over the South and the West, it is southwesterly, moderate and mostly variable.
For Porsay :
No gale warning.
The reliability of the situation is very good.
Sunny despite some cloudy spells but no rain. In the evening, skies with few clouds.
SW force 3 turning NNW in the middle of the day then W. Gusts reaching 17 knots in the middle of the day. Smooth to slight sea. Low, short swell from NE then from W in the middle of the day then from NNW. Good visibility becoming excellent in the middle of the day.