Sheveluch Volcano Volcanic Ash Advisory: POSS ERUPTION OBS AT 20260804/1340Z FL270 EXTD NE OBS VA DTG: 04/1420Z to 27000 ft (8200 m)

Satellite image of Sheveluch volcano on 4 Aug 2026

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Tokyo warned about a volcanic ash plume that rose up to estimated 27000 ft (8200 m) altitude or flight level 270 .
The full report is as follows:

FVFE01 at 14:44 UTC, 04/08/26 from RJTD
VA ADVISORY
DTG: 20260804/1444Z
VAAC: TOKYO
VOLCANO: SHEVELUCH 300270
PSN: N5639 E16122
AREA: RUSSIA
SOURCE ELEV: 3283M AMSL
ADVISORY NR: 2026/323
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: POSS ERUPTION OBS AT 20260804/1340Z FL270 EXTD NE
OBS VA DTG: 04/1420Z
OBS VA CLD: SFC/FL270 N5641 E16122 – N5658 E16154 – N5642 E16152 MOV

NE 25KT
FCST VA CLD +6 HR: 04/2020Z SFC/FL290 N5840 E16638 – N5756 E16703 –
N5648 E16458 – N5654 E16157 – N5725 E16440
FCST VA CLD +12 HR: 05/0220Z SFC/FL290 N5919 E17112 – N5654 E16748 –

N5730 E16604 – N5731 E16350 – N5757 E16739 – N5904 E16907 – N6012
E16856
FCST VA CLD +18 HR: 05/0820Z SFC/FL280 N5951 E17424 – N5815 E17313 –

N5709 E16957 – N5738 E16809 – N5906 E17130 – N6113 E16838
RMK: NIL
NXT ADVISORY: 20260804/1800Z=