Spain on Friday warned of "very high or extreme fire danger in most of the country," as firefighters there continue battling 14 blazes in temperatures up to 104 degrees Fahrenheit.

Firefighters in Spain, Portugal and Greece battled ongoing wildfires Friday, an important religious holiday in all three countries, as persistent hot, dry conditions challenged efforts to contain the blazes.

Spain is battling a series of devastating wildfires that have killed two people and destroyed thousands of hectares of forest and scrubland. There are currently 14 major active fires, Minister for Ecological Transition Sara Aagesen told radio station Cadena Ser on Wednesday.