A northerly, moderate and mostly variable flow prevails over the North and the East of the basin. Over the South-West, it is easterly and moderate.
For Saint-Idesbald :
No gale warning.
The reliability of the situation is assessed at 95%.
Overcast in the morning, increasing sunny spells in the afternoon. No precipitation. In the evening, relatively clear skies becoming changeable.
NNE wind force 4 continuing all day. Gusts reaching 20 knots in the middle of the day. Slight sea. Low, short swell from NNW. Good visibility becoming good in the middle of the day then excellent.