Isère is a landlocked department in the southeastern French region of Auvergne-Rhône-Alpes. Named after the river Isère, it had a population of 1,271,166 in 2019. Its prefecture is Grenoble. From Wikipedia
A sudden hailstorm brought large hailstones, metro closures, and traffic chaos to Paris, with forecasts warning of further storms and flooding risks in southern regions.