A northerly and variable flow prevails over the whole area.
For Porsay : No gale warning.
The reliability of the situation is very good.
Warm sun all day.In the evening, clear skies. SSE force 2 in the morning turning NNE force 3 in the middle of the day. Gusts reaching 18 knots in the middle of the day. Smooth sea. Low, short swell from NNW then from N in the middle of the day then from NNE. Excellent visibility becoming excellent in the evening.