Today in Saint-Jean-de-Moirans, the weather will deteriorate, becoming increasingly unstable.
Bright spells increasing during the morning, storms developing in the afternoon. Light showers progressively dying out in the morning, warning: violent showers with hail in the afternoon. Light winds.
We are 75% sure of the situation, because hail may not be as easy to predict.
Temperatures will vary between 17 and 21°C.
Tonight, stormy but gradually improving.
Heavy showers. Light winds.