Météo France has placed Isère, Savoie and Haute-Savoie on orange vigilance for the day of Saturday, new heavy rains could cause flooding.
"Although serious, this episode does not seem exceptional but it requires special monitoring, given the already high level of rivers and soil saturation", indicates the weather forecasting service in its latest bulletin.
Locally in these departments, the cumulative rainfall could reach 60 to 80 millimeters - or 60 to 80 liters per square meter - in the space of six hours, "which can generate a strong runoff, an overflow of rivers and landslides ”, especially on the outskirts of reliefs.
The rain should also disrupt road traffic, which is very busy on this Saturday of the start of the holiday, in particular in the Auvergne-Rhône-Alpes region where the day is classified as black by Bison Futé.
Society
What is the “cold drop” that brought rain and storms to us in June?
Planet
United States: What is the “Dixie Fire”, which generates its own climate?
Lyon
Society
Flood
Rain
Storm
Orange alert
Meteo France
Weather report