A heat wave gripping parts of Europe sent temperatures over 40 degrees Celsius (109.4 Fahrenheit) in southern France and the Western Balkans on Monday, fueling wildfires, triggering top-level weather alerts and forcing evacuations in several countries across what scientists warn is the world’s fastest-warming continent.

PARIS (AP) — A heat wave gripped parts of Europe on Monday, sending temperatures up to 43 degrees Celsius (109.4 Fahrenheit) in southern France and increasing risks of wildfires in wine country, while Bulgaria suffered blazes along its southern borders and Hungary saw record-breaking weekend temperatures.

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.