A northwesterly flow prevails over the whole area.
For Porsay :
No gale warning.
The reliability of the situation is very good.
Thick, high cloud cover. No precipitation. In the evening, fair weather with mostly clear skies.
NE wind force 3 from the middle of the day. Gusts reaching 16 knots in the middle of the day. Smooth to slight sea becoming slight in the evening. Low, short swell from NNE. Excellent visibility becoming excellent in the evening.