Key Points

From August 12, 2023, to August 16, 2023, amid a heat wave, Météo-France issued an orange alert for five departments (Ain, Isère, Rhône, Savoie, Haute-Savoie), representing 62.5% of the region’s resident population, and four departments under a yellow alert (Ardèche, Drôme, Loire, Haute-Loire), representing 23.0% of the region’s resident population). According to Météo-France: the current heatwave is expected to intensify by the end of the week.