A southerly, strong and very variable flow prevails over the whole area.
For Saint Sampson Harbour :
No gale warning.
The reliability of the situation is assessed at 85%.
Very cloudy skies to overcast. The risk of seeing rain will remain low. In the evening, cloudy spells, sometimes dense.
Chance of light rain. SSW force 4 in the morning temporarily force 3 in the middle of the day. Gusts reaching 21 knots in the evening. Slight sea. Low, fairly long swell from SW. Excellent visibility.