For La Grande Montagna :
No gale warning.
The reliability of the situation is assessed at 80%.
Good clear periods alternating with cloudy spells, sometimes dense. No precipitation in the morning, possibility of showers in late afternoon. In the evening, cloudy spells, sometimes dense.
Possibility of showers NW force 2 in the morning temporarily force 3 in the middle of the day. Gusts reaching 21 knots from the middle of the day. Smooth to slight sea. Low, short swell from NW. Excellent visibility becoming good in the evening.