Firefighters were battling blazes in France, Spain and Portugal. Forecasters warned that temperatures would soar above 104 degrees Fahrenheit in some places.

Fires burned in France’s Aude wine region, along Bulgaria’s southern borders, near Montenegro’s capital and coast, and in Turkey’s northwest — and Hungary recorded record-breaking weekend temperatures.

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 as Hungary saw record-breaking weekend temperatures and fires caused evacuations in Turkey’s northwest.