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An eruption was reported at Mayon at 00:44 UTC on 18 September 2026, but volcanic ash was not identifiable in satellite data as of 01:20 UTC. No forecast ash cloud information is available.
Original VAAC bulletin:

FVFE01 at 01:47 UTC, 18/09/26 from RJTD
VA ADVISORY
DTG: 20260918/0147Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/789
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260918/0044Z FL090 EXTD NNE REPORTED
OBS VA DTG: 18/0120Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL090 180/3KT
FCST VA CLD +6 HR: NOT AVBL
FCST VA CLD +12 HR: NOT AVBL
FCST VA CLD +18 HR: NOT AVBL
RMK: WE WILL ISSUE FURTHER ADVISORY IF VA IS DETECTED IN SATELLITE 
IMAGERY.
NXT ADVISORY: NO FURTHER ADVISORIES=

Satellite image of Sheveluch volcano on 17 Sep 2026

An eruption was reported at Sheveluch at 22:35 UTC on 17 September 2026, but no volcanic ash cloud was identifiable in satellite data as of 22:50 UTC. No forecast information is available.
Original VAAC bulletin:

FVFE01 at 23:15 UTC, 17/09/26 from RJTD
VA ADVISORY
DTG: 20260917/2315Z
VAAC: TOKYO
VOLCANO: SHEVELUCH 300270
PSN: N5639 E16122
AREA: RUSSIA
SOURCE ELEV: 3283M AMSL
ADVISORY NR: 2026/332
INFO SOURCE: KBGS HIMAWARI-9
ERUPTION DETAILS: ERUPTION AT 20260917/2235Z FL170 EXTD E REPORTED
OBS VA DTG: 17/2250Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL170 320/25KT

FCST VA CLD +6 HR: NOT AVBL
FCST VA CLD +12 HR: NOT AVBL
FCST VA CLD +18 HR: NOT AVBL
RMK: WE WILL ISSUE FURTHER ADVISORY IF VA IS DETECTED IN SATELLITE 
IMAGERY.
NXT ADVISORY: NO FURTHER ADVISORIES=

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 15000 ft (4600 m), or flight level 150.
Original VAAC bulletin:

FVXX20 at 16:30 UTC, 17/09/26 from KNES
VA ADVISORY
DTG: 20260917/1628Z

VAAC: WASHINGTON

VOLCANO: FUEGO 342090
PSN: N1428 W09052

AREA: GUATEMALA

SOURCE ELEV: 12346 FT AMSL

ADVISORY NR: 2026/1088

INFO SOURCE: GOES-19. WEBCAM. NWP MODELS. 

ERUPTION DETAILS: CONTG FRQ VA EMS.

OBS VA DTG: 17/1610Z

OBS VA CLD: SFC/FL150 N1434 W09140 - N1431 W09052
- N1428 W09053 - N1422 W09140 - N1434 W09140 MOV
W 10KT 

FCST VA CLD +6HR: 17/2200Z SFC/FL150 N1432 W09143
- N1431 W09052 - N1428 W09052 - N1419 W09143 -
N1432 W09143 

FCST VA CLD +12HR: 18/0400Z SFC/FL150 N1447
W09141 - N1431 W09052 - N1428 W09052 - N1434
W09145 - N1447 W09141 

FCST VA CLD +18HR: 18/1000Z SFC/FL150 N1435
W09143 - N1431 W09052 - N1428 W09052 - N1420
W09143 - N1435 W09143 

RMK: CONTG FRQ VA EMS OBS IN SAT AND WEBCAM MOV W
UP TO 50 NM FM SUMMIT. OBS VA FL ESTD FM NWP MDLS
AND WEBCAM. FL MVMT FCST TO OSCILLATE BETWEEN W
AND NW THRU T+18 HRS. ...CLARK

NXT ADVISORY: WILL BE ISSUED BY 20260917/2230Z

Satellite image of Etna volcano on 17 Sep 2026

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Toulouse warned of a volcanic ash plume rising to an estimated 18000 ft (5500 m), or flight level 180, and moving at 15 kts in E direction.
Original VAAC bulletin:

FVXX01 at 15:55 UTC, 17/09/26 from LFPW
VA ADVISORY
DTG: 20260917/1555Z
VAAC: TOULOUSE
VOLCANO: ETNA 211060
PSN: N3744 E01459
AREA: SICILY VOLCANIC PROVINCE
SOURCE ELEV: 3357M
ADVISORY NR: 2026/168
INFO SOURCE: INGV VONA, SAT IMAGERY, WEBCAM
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: ERUPTION AT 20260916/1800Z ASH EMISSION ONGOING
OBS VA DTG: 17/1600Z
OBS VA CLD: SFC/FL180 N3745 E01500 - N3803 E01548 - N3757 E01630 -
N3648 E01630 - N3651 E01609 - N3736 E01600 - N3745 E01500 MOV E 15KT
FCST VA CLD +6 HR: 17/2200Z SFC/FL180 N3800 E01706 - N3727 E01726 -
N3623 E01711 - N3727 E01618 - N3745 E01457 - N3803 E01609 - N3800
E01706
FCST VA CLD +12 HR: 18/0400Z SFC/FL160 N3748 E01500 - N3808 E01654 -
N3803 E01803 - N3730 E01730 - N3748 E01500
FCST VA CLD +18 HR: 18/1000Z SFC/FL160 N3745 E01503 - N3742 E01618 -
N3815 E01821 - N3736 E01845 - N3721 E01636 - N3745 E01503
RMK: ASH CLOUD DRIFTING TOWARDS EAST. SEE ANNOTATED SAT IMAGERY FOR
MORE INFORMATION. DUE TO THE LOW INTENSITY OF THIS CURENT ERUPTIVE
EVENT, QVA DO NOT SHOW ANY SIGNIFICANT ASH CLOUD AND WILL THEREFORE
NOT BE PROVIDED.
NXT ADVISORY: NO LATER THAN 20260917/2200Z=