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Satellite image of Dukono volcano on 27 Oct 2026

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

FVAU01 at 23:02 UTC, 27/10/26 from ADRM
VA ADVISORY
DTG: 20261027/2300Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SOURCE ELEV: 1229M AMSL
ADVISORY NR: 2026/931
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: CONTINUOUS VA TO FL070 OBS AT 27/2240Z MOV
 NW
EST VA DTG: 27/2240Z
EST VA CLD: SFC/FL070 N0139 E12757 - N0138 E12750 - N0211
 E12736 - N0216 E12801 MOV NW 10KT
FCST VA CLD +6 HR: 28/0440Z SFC/FL070 N0140 E12759 - N0138
 E12751 - N0155 E12724 - N0214 E12732 - N0213 E12755
FCST VA CLD +12 HR: 28/1040Z SFC/FL070 N0143 E12758 - N0136
 E12756 - N0135 E12726 - N0152 E12720 - N0206 E12735
FCST VA CLD +18 HR: 28/1640Z SFC/FL070 N0143 E12758 - N0136
 E12756 - N0133 E12726 - N0151 E12721 - N0205 E12734
RMK: VA OBS ON CURRENT SATELLITE IMAGE MOVING NW, BUT
 PARTIALLY OBSCURED BY MET CLOUD. HEIGHT AND FCST BASED ON
 SATELLITE OBS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20261028/0500Z=

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Buenos Aires warned of a volcanic ash plume rising to an estimated 13000 ft (4000 m), or flight level 130.
Original VAAC bulletin:

FVAG01 at 18:39 UTC, 27/10/26 from SABM
VA ADVISORY
DTG: 20261027/1840Z

VAAC: BUENOS AIRES

VOLCANO: NEVADOS DE CHILLAN 357070
PSN: S3651 W07122

AREA: CHILE

SUMMIT ELEV: 10538 FT [3212 M]

ADVISORY NR: 2026/035

INFO SOURCE: GOES-E. GFS.

AVIATION COLOUR CODE: NOT GIVEN

ERUPTION DETAILS: WEAK EMISSIONS

OBS VA DTG: 27/1810Z

OBS VA CLD: SFC/FL130 S3554 W07203 - S3640 W07125
- S3651 W07122 - S3605 W07208 - S3554 W07203 MOV
NW 15KT

FCST VA CLD +6 HR: 28/0010Z SFC/FL130 S3542 W07159
- S3651 W07122 - S3640 W07137 - S3555 W07214 -
S3542 W07159

FCST VA CLD +12 HR: 28/0610Z SFC/FL130 S3541
W07202 - S3640 W07123 - S3651 W07122 - S3638
W07138 - S3552 W07217 - S3541 W07202

FCST VA CLD +18 HR: 28/1210Z SFC/FL130 S3540
W07210 - S3632 W07128 - S3651 W07122 - S3549
W07227 - S3540 W07210

RMK: A FAINT VA PLUME MOV NNW CAN BE SEEN IN STLT
IMAGERY UNDER MOSTLY CLEAR SKIES. ...SMN

NXT ADVISORY: WILL BE ISSUED BY 20261028/0040Z=

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

FVAU02 at 15:08 UTC, 27/10/26 from ADRM
VA ADVISORY
DTG: 20261027/1510Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/1229
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: ERUPTION LAST REPORTED AT 27/1304Z
EST VA DTG: 27/1450Z
EST VA CLD: SFC/FL150 S0803 E11252 - S0802 E11257 - S0834
 E11311 - S0840 E11302 - S0838 E11250 MOV S 10KT
FCST VA CLD +6 HR: 27/2050Z SFC/FL150 S0803 E11252 - S0802
 E11257 - S0834 E11311 - S0840 E11302 - S0838 E11250
FCST VA CLD +12 HR: 28/0250Z SFC/FL150 S0803 E11251 - S0802
 E11258 - S0832 E11310 - S0840 E11302 - S0834 E11248
FCST VA CLD +18 HR: 28/0850Z SFC/FL150 S0802 E11252 - S0802
 E11259 - S0828 E11305 - S0836 E11256 - S0826 E11245
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
 CLOUD. REGULAR GROUND REPORTS INDICATE INTERMITTENT
 ERUPTIONS ARE ONGOING. VA HEIGHT AND MOVEMENT BASED ON
 SATELLITE IMAGERY, GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20261027/2110Z=

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 9000 ft (2700 m), or flight level 090, and moving at 05 kts in NW direction.
Original VAAC bulletin:

FVAU04 at 10:34 UTC, 27/10/26 from ADRM
VA ADVISORY
DTG: 20261027/1030Z
VAAC: DARWIN
VOLCANO: KARANGETANG 267020
PSN: N0247 E12524
AREA: INDONESIA
SOURCE ELEV: 1797M AMSL
ADVISORY NR: 2026/24
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL090 REPORTED AT 27/0926Z
EST VA DTG: 27/1010Z
EST VA CLD: SFC/FL090 N0248 E12527 - N0244 E12526 - N0245
 E12519 - N0251 E12516 - N0252 E12523 MOV NW 05KT
FCST VA CLD +6 HR: 27/1610Z SFC/FL090 N0248 E12528 - N0244
 E12527 - N0247 E12454 - N0302 E12449 - N0308 E12503
FCST VA CLD +12 HR: 27/2210Z SFC/FL090 N0244 E12523 - N0256
 E12449 - N0318 E12456 - N0322 E12518 - N0317 E12532 - N0246
 E12529
FCST VA CLD +18 HR: 28/0410Z SFC/FL090 N0243 E12523 - N0307
 E12448 - N0328 E12500 - N0321 E12525 - N0246 E12528
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY. CVGHM REPORT
 CONTINOUS ERUPTION. VA HEIGHT AND MOVEMENT BASED ON GROUND
 REPORT, MODEL GUIDANCE AND SATELLITE IMAGERY.
NXT ADVISORY: NO LATER THAN 20261027/1630Z=