While this is the second time the Volcan de Fuego has erupted this year, officials said this most recent eruption is the deadliest in Guatemala in over a century, according to the BBC. It is estimated that the eruption has taken lives of 25 people that also included no less than 3 children and injured around 300 people on Sunday.
The charred landscape left behind was still too hot to touch or even to pull bodies from in many parts, melting the shoes of rescuers.
One of Central America's most active volcanos, the conical Vocano of Fire reaches an altitude of 12,346 feet (3,763 meters) above sea level at its peak.
An ash-covered woman told the Diario de Centroamerica that lava had poured through corn fields and she thought more people may have died.
Among the fatalities were four people, including a disaster agency official, killed when lava set a house on fire in El Rodeo, National Disaster Co-ordinator Sergio Cabanas said.
Guatemala's Volcan de Fuego - Volcano of Fire - erupted spectacularly Sunday, shooting a plume of ash and gas almost six miles into the sky and spreading ash and debris across towns and farms more than 10 miles away from the volcano.
Seven deaths were confirmed previously.
Residents of several communities rest in a temporary shelter in Escuintla department south of Guatemala City on June 3, 2018.
Officials said the casualties occurred mainly in the towns of El Rodeo, Alotenango, and San Miguel los Lotes.More news: 'Migrants' search and rescue took place outside operational waters' - Frontex
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Search and rescue operations had suspended due to low light and unsafe conditions, but were resumed early on Monday morning.
Lopez's husband, Joel Gonzalez, said his father had been unable to escape and was believed to be "buried back there, at the house".
Authorities urged residents living near the volcano to evacuate immediately, and warned some in Chimaltenango, Sacatepequez and Escuintla states to watch out for volcanic rocks and ash.
President Jimmy Morales, who has declared three days of national mourning, was due to visit the disaster zone on Monday.
Dense ash blasted out by the volcano shut down Guatemala City's worldwide airport, civil aviation said.
The volcano is 27 miles (44 kilometers) west of Guatemala City and only about 10 miles (16 kilometers) from the colonial city of Antigua, one of Guatemala's most popular tourist destinations.
Workers and guests were evacuated from La Reunion golf club near Antigua as a black cloud of ash rose from just beyond the club's limits. "[I escaped] because we saw the lava was pouring through the cornfields and we ran toward the hills". "That could cause more mud flows and nearby rivers to burst their banks", said Eddy Sanchez, director of Guatemala's seismological, volcanic and meteorological institute.