A northerly and mostly variable flow prevails over the North-East of the basin. Over the South and the West, it is easterly, moderate and mostly variable.
For Guisseny :
No gale warning.
We are 90% sure of the situation, because the cloud cover could be thicker than forecast.
Clear skies. In the evening, hazy cloud giving way to increasingly brighter skies.
No precipitation. NE wind force 5 from the middle of the day. Gusts reaching 24 knots in the evening. Slight sea. Low, fairly long swell from NW. Excellent visibility.