For Chatillon : No gale warning.
We are 80% sure of the situation, because in this type of situation, it is difficult to define precisely when the precipitation will begin.
Predominantly sunny in the morning, skies clouding over with storms forming in the afternoon. No precipitation in the morning, light showers in the afternoon.
In the evening, very cloudy with risk of storms. Showers becoming less frequent. NW force 1 in the morning freshening N force 3 in the middle of the day. Gusts reaching 21 knots in the middle of the day. Good visibility becoming excellent in the middle of the day then excellent.