Klyuchevskoy (Kamchatka): (15 Jan) Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: ERUPTION AT 20210115/2125Z FL200 EXTD NE REPORTED OBS VA DTG:15/2120Z
Sakurajima (Kyushu, Japan): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: EXPLODED AT 20210116/1619Z OVER FL060 EXTD SE OBS VA DTG:16/1610Z
Suwanose-jima (Ryukyu Islands): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: VA IS NOT IDENTIFIABLE IN SATELLITE IMAGERY.
Sinabung (Sumatra, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: VA OBS TO FL130 AT 16/1721Z OBS VA DTG:16/1750Z
Merapi (Central Java, Indonesia): The activity of the volcano is on increasing trend. A first true pyroclastic flow descended this morning from the growing lava dome.
Early this morning at around 5 am local time, a larger rockfall disintegrated into a turbulent and highly mobile mixture of hot rocks, ash particles, and hot gasses, released from from the breaking lava particles,- a glowing avalanche that traveled approx. 1500 m downhill into the Kali Krasak valley. Ash plumes from rising fine material separating from the flow rose about 500 m.
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Semeru (East Java, Indonesia): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 18000 ft (5500 m) altitude or flight level 180 .
The full report is as follows: VA TO FL180 OBS FROM GND AT 16/1024Z OBS VA DTG:16/1132Z to 18000 ft (5500 m)
Popocatépetl (Central Mexico): (16 Jan) 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: ONGOING VA EMS. to 20000 ft (6100 m)
Fuego (Guatemala): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 14500 ft (4400 m) altitude or flight level 145 .
The full report is as follows: NEW VA EMS. to 14500 ft (4400 m)
Sangay (Ecuador): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: VA EMS HAS DISP
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 .
The full report is as follows: ONGOING VA EMS. to 16000 ft (4900 m)
Sabancaya (Peru): Volcanic Ash Advisory Center Buenos Aires (VAAC) issued the following report: VA NOT IDENTIFIABLE
