The national weather authority, Meteo-France, placed 12 departments on red alert, France’s highest heat warning, anticipating exceptional heat stretching from the Atlantic coast to the Mediterranean plains. Forty-one other departments were under lower-level orange alerts, as was the neighbouring microstate of Andorra.

The national weather authority, Meteo-France, placed 12 departments on red alert, France’s highest heat warning, anticipating exceptional heat stretching from the Atlantic coast to the Mediterranean plains. Forty-one other departments were under lower-level orange alerts, as was the neighbouring microstate of Andorra, between France and Spain.

The national weather authority has placed multiple departments on high heat alert, while officials warn of worsening air quality in several regions, including Marseille, Paris and parts of southern France.