Map of today's active volcanoesRaung (East Java): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: VA LAST GND RPT TO FL150 EST VA DTG:17/2000ZIbu (Halmahera, Indonesia): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 7000 ft (2100 m) altitude or flight level 070 and is moving at 05 kts in SW direction.The full report is as follows: VA TO FL070 LAST REPORTED AT 17/1349Z EST VA DTG:17/1640Z to 7000 ft (2100 m)Lewotobi (Flores): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 53000 ft (16200 m) altitude or flight level 530 .The full report is as follows: ERUPTION AT 17/0935Z WITH VA TO FL530, ONGOING ERUPTION to 53000 ft (16200 m)...17 Jun:A major explosive eruption occurred at the volcano a few hours ago. A massive vulcanian or sub-plinian explosion triggered a tall ash column rising to estimated 53,000 ft (17 km) altitude according to the Darwin Volcanic Ash Advisory Center (VAAC).Pyroclastic flows traveled down on the flanks of the volcano, likely because of partial collapse of the eruption column. ... [read more] ... [show less] Our local crew on Flores sent the following video:Lewotolo (Lesser Sunda Islands): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: VA LAST GND RPT TO FL080 MOV NW AT 17/0953Z...17 Jun:The effusive-explosive eruption at the volcano continues.The latest satellite image of the volcano from 16 June confirms that the viscous, gas-poor lava continues to pour out onto the 2020 cinder cone's southern slope, also exceeding the southern caldera rim, currently about 1,400 m long. ... [read more] ... [show less] Occasional strombolian-type explosions continue to take place from the crater within the main caldera. Grey ash plumes rose to heights of about 2,1 km altitude over the past few days and drifted northwestThe warning bulletin states that ballistic impacts of volcanic bombs and pyroclastic flows and lahars could affect an area of about 2 km distance from the main crater.Semeru (East Java, Indonesia): (16 Jun) Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: VA OBS TO FL140 MOV W AT 16/2310Z EST VA DTG:16/2310ZMarapi (Western Sumatra, Indonesia): (17 Jun) Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: CVGHM ADVISE INCREASING VOLCANIC ACTIVITY EST VA DTG:17/2340ZDukono (Halmahera): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: VA LAST GND RPT TO FL060 EST VA DTG:17/1240ZPoas (Costa Rica): (17 Jun) Volcanic Ash Advisory Center Washington (VAAC) issued the following report: NO VA EMS OBSDReventador (Ecuador): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington 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: LGT VA EMS to 15000 ft (4600 m)Satellite image of Raung volcano on 17 Jun 2025