Map of today's active volcanoesEtna (Sicily, Italy): The lava flow continues to be active, and the lava field in the Valle del Bove has advanced to an altitude of approximately 1,420 meters above sea level, with the flow front currently located east of the Rocca Musarr promontory on the northern headwall of the Valle del Bove.The volcano observatory reported its maximum extension as approximately 2.8 km. ... [read more] ... [show less] Furthermore, surveillance camera recorded weak Strombolian activity at the Voragine crater in the early morning hours, with light ash emissions that dispersed rapidly in the summit area.Currently, due to adverse weather conditions, the summit area is not visible....1 Jan:The current effusive eruption at Etna was already detected from space today. The latest Sentinel-2 acquisition registered the new lava flow emerging from the flank vent. It highly reflects magma intrusion through vertical structure, known as dyke.Ibu (Halmahera, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: ERUPTION LAST REPORTED AT 02/0528Z EST VA DTG:02/0840ZSemeru (East Java, Indonesia): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 15000 ft (4600 m) altitude or flight level 150 .The full report is as follows: VA TO FL150 MOV E LAST REPORTED AT 02/0419Z to 15000 ft (4600 m)Santiaguito (Guatemala): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 23000 ft (7000 m) altitude or flight level 230 .The full report is as follows: ONGOING VA EM to 23000 ft (7000 m)Fuego (Guatemala): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 16000 ft (4900 m) altitude or flight level 160 .The full report is as follows: ONGOING VA EM to 16000 ft (4900 m)Telica (Nicaragua): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 5000 ft (1500 m) altitude or flight level 050 .The full report is as follows: VA EMS OBS to 5000 ft (1500 m)Masaya (Nicaragua): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 4000 ft (1200 m) altitude or flight level 040 .The full report is as follows: LGT VA EMS OBS to 4000 ft (1200 m)Nevado del Ruiz (Colombia): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: VA EMS NOT OBSPuracé (Colombia): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: VA EM DETECTEDSangay (Ecuador): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 20000 ft (6100 m) altitude or flight level 200 .The full report is as follows: VA EM DETECTED to 20000 ft (6100 m)Reventador (Ecuador): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 16000 ft (4900 m) altitude or flight level 160 and is moving at 15 kts in W direction.The full report is as follows: VA EMS OBS to 16000 ft (4900 m)Volcano Activity Summary for 2 Jan 2026: