Spain's largest wildfire of the year continued to burn out of control on Tuesday, entering its sixth day as firefighters battled to contain the massive blaze amid forecasts of another intense heatwave expected to worsen already dangerous conditions across the country.

The wildfire, centered in the La Mierla area of Guadalajara province in the Castilla-La Mancha region, has scorched more than 26,000 hectares of forest, scrubland and farmland, making it the largest wildfire in the history of Castilla-La Mancha and one of Spain's most destructive fires in recent years.

Authorities said approximately 1,200 residents have been evacuated from dozens of communities as the fire continues to threaten populated areas. Emergency officials have also ordered residents in several nearby localities to remain indoors due to heavy smoke and the advancing flames.

The fire has spread rapidly across rugged terrain, fueled by prolonged drought, extremely dry vegetation, strong winds and high temperatures that have complicated containment efforts.

Hundreds of firefighters, supported by helicopters, fixed-wing aircraft, military emergency units, and personnel from neighboring regions, remain deployed in an around-the-clock operation to prevent the flames from reaching additional towns and critical infrastructure. Authorities said the fire perimeter now stretches for more than 120 kilometers, with several active fronts continuing to challenge firefighting operations.

Regional officials warned that weather conditions are expected to deteriorate further as Spain braces for its third major heatwave of the summer, with temperatures forecast to reach 42–44 degrees Celsius across parts of the country. Meteorologists have also warned that dry thunderstorms and gusty winds could significantly increase the risk of new wildfires while hampering ongoing suppression efforts.

Officials attributed the rapid spread of the blaze to a combination of prolonged drought, abandoned rural land covered with dense scrub vegetation, and the limited population in the affected area, which has reduced routine land management and increased the availability of combustible fuel.

Authorities have indicated that the wildfire may have originated during agricultural harvesting operations, although the exact cause remains under investigation.

The disaster comes just days after another deadly wildfire in southern Spain claimed 13 lives, highlighting what experts describe as one of the country's most severe wildfire seasons in recent history.

According to official data, Spain has already recorded more than 104,000 hectares of land burned by wildfires this year—more than double the area affected in France—making it the European Union country hardest hit by wildfires in 2026. Scientists say increasingly frequent heatwaves, prolonged droughts and changing climate patterns are contributing to longer and more destructive fire seasons across southern Europe. (ILKHA)