For Lac de Serre-Poncon : No gale warning.
We are 75% sure of the situation, because the high pressure system could move in more quickly than forecast.
Very cloudy skies to overcast. Light rain.
In the evening, clear periods developing. Light showers progressively becoming less frequent. SSW force 1 in the middle of the day turning ENE in the evening. Gusts reaching 8 knots in the middle of the day. Excellent visibility becoming good in the evening.