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Sheveluch Volcanic Ash Advisory: ash plume to 22,000 ft (6,700 m) as of Oct 31, 22:50 UTC

Satellite image of Sheveluch volcano on 31 Oct 2026

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Tokyo warned of a volcanic ash plume rising to an estimated 22000 ft (6700 m), or flight level 220, and moving at 50 kts in NE direction.
Original VAAC bulletin:

FVFE01 at 23:17 UTC, 31/10/26 from RJTD
VA ADVISORY
DTG: 20261031/2317Z
VAAC: TOKYO
VOLCANO: SHEVELUCH 300270
PSN: N5639 E16122
AREA: RUSSIA
SOURCE ELEV: 3283M AMSL
ADVISORY NR: 2026/364
INFO SOURCE: KBGS HIMAWARI-9
ERUPTION DETAILS: ERUPTION AT 20261031/2233Z FL220 EXTD NW REPORTED
OBS VA DTG: 31/2250Z
OBS VA CLD: SFC/FL220 N5643 E16114 - N5654 E16130 - N5648 E16139 - 
N5636 E16121 MOV NE 50KT
FCST VA CLD +6 HR: 01/0450Z SFC/FL230 N5947 E16949 - N5905 E16706 - 
N5810 E16415 - N5811 E16346 - N5919 E16656 - N5950 E16911
FCST VA CLD +12 HR: 01/1050Z SFC/FL220 N6059 W17704 - N6051 E17317 - 

N5917 E16532 - N5949 E16609 - N6107 E17243 - N6130 E17944
FCST VA CLD +18 HR: NO VA EXP
RMK: NIL
NXT ADVISORY: 20261101/0300Z=
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Ibu Volcano Volcanic Ash Advisory: VA EMISSION TO FL070 REP FM GND AT 31/1327Z

Satellite image of Ibu volcano on 31 Oct 2026

The Volcanic Ash Advisory Center (VAAC) Darwin issued the following bulletin.
Original VAAC bulletin:

FVAU03 at 21:21 UTC, 31/10/26 from ADRM
VA ADVISORY
DTG: 20261031/2130Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/1239
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA EMISSION TO FL070 REP FM GND AT
 31/1327Z
EST VA DTG: 31/2110Z
EST VA CLD: SFC/FL070 N0123 E12739 - N0120 E12713 - N0144
 E12715 - N0136 E12738 - N0128 E12744 MOV W 05KT
FCST VA CLD +6 HR: 01/0310Z SFC/FL070 N0129 E12741 - N0125
 E12739 - N0123 E12713 - N0144 E12716 - N0136 E12738
FCST VA CLD +12 HR: 01/0910Z SFC/FL070 N0128 E12744 - N0115
 E12734 - N0121 E12718 - N0138 E12723 - N0136 E12738
FCST VA CLD +18 HR: 01/1510Z SFC/FL070 N0136 E12740 - N0129
 E12747 - N0113 E12741 - N0114 E12726 - N0132 E12725
RMK: VA CURRENTLY OBSCURED BY MET CLOUD. GROUND REPORTS
 CONFIRM INTERMITTENT VA EMISSIONS CONTINUING. VA HEIGHT AND
 MOVEMENT BASED ON SATELLITE IMAGERY, GROUND REPORTS AND
 MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20261101/0330Z=
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Sakurajima Volcanic Ash Advisory: ash plume to 7,000 ft (2,100 m) as of Oct 31, 15:30 UTC

Satellite image of Sakurajima volcano on 31 Oct 2026

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Tokyo warned of a volcanic ash plume rising to an estimated 7000 ft (2100 m), or flight level 070, and moving at 15 kts in S direction.
Original VAAC bulletin:

FVFE01 at 15:51 UTC, 31/10/26 from RJTD
VA ADVISORY
DTG: 20261031/1550Z
VAAC: TOKYO
VOLCANO: SAKURAJIMA [AIRA CALDERA] 282080
PSN: N3136 E13039
AREA: JAPAN
SOURCE ELEV: 1117M AMSL
ADVISORY NR: 2026/340
INFO SOURCE: JMA HIMAWARI-9
ERUPTION DETAILS: ERUPTED AT 20261031/1456Z FL070 EXTD S
OBS VA DTG: 31/1530Z
OBS VA CLD: SFC/FL070 N3135 E13041 - N3128 E13040 - N3128 E13035 - 
N3136 E13036 MOV S 15KT
FCST VA CLD +6 HR: 31/2130Z SFC/FL070 N3117 E13122 - N3101 E13108 - 
N3141 E13004 - N3202 E13020
FCST VA CLD +12 HR: 01/0330Z SFC/FL070 N3223 E13248 - N3151 E13226 - 

N3250 E13026 - N3328 E13106
FCST VA CLD +18 HR: NO VA EXP
RMK: NIL
NXT ADVISORY: 20261031/1800Z=