A wildfire in southern Spain has killed at least 11 people, making it one of the country's deadliest on record, as soaring temperatures grip much of the country, authorities said Friday.

Also Read | Oceanside fire: Wildfire erupts near Camp Pendleton, smoke seen across San Diego; check map, visuals

Several victims of the fire in Almeria, a popular holiday destination, were found inside burnt-out vehicles. Eight others have been injured in the blaze, which 150 firefighters and 220 soldiers from Spain's military emergency unit were battling.

Regional emergency authorities said four British nationals and other unspecified foreign nationals appeared to be among the victims. Andalusia’s regional leader Juan Manuel Moreno told Cadena Ser radio station that 19 people were unaccounted for.

Authorities reported earlier that 12 people had died, but revised the death toll Friday morning.