Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Tokyo warned about a volcanic ash plume that rose up to estimated 28000 ft (8500 m) altitude or flight level 280 and is moving at 20 kts in N direction.
The full report is as follows:
FVFE01 at 12:00 UTC, 04/07/26 from RJTD
VA ADVISORY
DTG: 20260704/1200Z
VAAC: TOKYO
VOLCANO: SHEVELUCH 300270
PSN: N5639 E16122
AREA: RUSSIA
SOURCE ELEV: 3283M AMSL
ADVISORY NR: 2026/229
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: VA CONTINUOUSLY OBS IN SATELLITE IMAGERY
OBS VA DTG: 04/1120Z
OBS VA CLD: SFC/FL280 N6110 E15704 – N6158 E15828 – N6031 E16004 –
N5937 E15840 MOV N 20KT
FCST VA CLD +6 HR: 04/1720Z SFC/FL280 N6507 E15713 – N6310 E15836 –
N6112 E15836 – N6133 E15654 – N6416 E15601
FCST VA CLD +12 HR: 04/2320Z SFC/FL270 N6942 E15728 – N6726 E15904 –
N6224 E15900 – N6321 E15630
FCST VA CLD +18 HR: NO VA EXP
RMK: THE RESPONSIBILITY FOR THIS ASH EVENT IS BEING TRANSFERRED TO
VAAC ANCHORAGE. THE NEXT ADVISORY WILL BE ISSUED BY VAAC ANCHORAGE
BY 1800UTC UNDER HEADER FVAK21 PAWU. SOME PART OF VA OBSCURED BY MET
CLOUD.
NXT ADVISORY: NO FURTHER ADVISORIES=