A northerly and very variable flow prevails over the South-West of the basin. Over the North and the East, it is southeasterly, moderate and variable.
For Saint Sampson Harbour :
No gale warning.
The reliability of the situation is assessed at 85%.
Warm sun all day. In the evening, fair weather with mostly clear skies.
SE force 3 turning NE force 2 in the middle of the day then NNW. Gusts reaching 17 knots in the morning. Smooth to slight sea becoming smooth in the evening. Low, short swell from ENE. Excellent visibility becoming good in the evening.