Sheveluch Volcanic Ash Advisory: ash plume to 12,000 ft (3,700 m) as of Aug 16, 01:50 UTC

Satellite image of Sheveluch volcano on 16 Aug 2026

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Tokyo warned of a volcanic ash plume rising to an estimated 12000 ft (3700 m), or flight level 120, and moving at 35 kts in SE direction.

Original VAAC bulletin:

FVFE01 at 02:12 UTC, 16/08/26 from RJTD
VA ADVISORY
DTG: 20260816/0212Z
VAAC: TOKYO
VOLCANO: SHEVELUCH 300270
PSN: N5639 E16122
AREA: RUSSIA
SOURCE ELEV: 3283M AMSL
ADVISORY NR: 2026/328
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: POSS ERUPTION OBS AT 20260816/0140Z FL120 EXTD SE
OBS VA DTG: 16/0150Z
OBS VA CLD: SFC/FL120 N5644 E16124 - N5638 E16135 - N5633 E16129 - 
N5637 E16119 MOV SE 35KT
FCST VA CLD +6 HR: 16/0750Z SFC/FL120 N5514 E16659 - N5448 E16635 - 
N5441 E16512 - N5508 E16510
FCST VA CLD +12 HR: 16/1350Z SFC/FL110 N5339 E17054 - N5253 E17117 - 

N5227 E16751 - N5254 E16738
FCST VA CLD +18 HR: NO VA EXP
RMK: NIL
NXT ADVISORY: 20260816/0600Z=