48 French Departments Under Heatwave and Thunderstorm Vigilance

Météo-France has placed 48 departments under weather vigilance for Monday, June 29, 2026, primarily due to heatwave and thunderstorms. Five Mediterranean departments (Haute-Corse, Corse-du-Sud, Alpes-de-Haute-Provence, Alpes-Maritimes, and Var) are under Orange vigilance for heatwave, with temperatures reaching 32°C (35°C felt) in Calvi. An additional 24 departments, from Île-de-France to Languedoc, are under Yellow vigilance for heatwave. 36 departments, from the Massif Central to Corsica, are under Yellow vigilance for thunderstorms, with potential for vigorous storms, frequent lightning, hail, and strong gusty winds.