Sangay Volcanic Ash Advisory: ash plume to 23,000 ft (7,000 m) as of Oct 21, 10:50 UTC

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 23000 ft (7000 m), or flight level 230.
Original VAAC bulletin:

FVXX23 at 11:22 UTC, 21/10/26 from KNES
VA ADVISORY
DTG: 20261021/1119Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SOURCE ELEV: 17342 FT AMSL

ADVISORY NR: 2026/699

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

ERUPTION DETAILS: CONT VA EMS

OBS VA DTG: 21/1050Z

OBS VA CLD: SFC/FL230 S0156 W07845 - S0200 W07820
- S0202 W07820 - S0206 W07845 - S0156 W07845 MOV
W 10KT

FCST VA CLD +6HR: 21/1700Z SFC/FL230 S0150 W07843
- S0201 W07820 - S0202 W07820 - S0200 W07846 -
S0150 W07843

FCST VA CLD +12HR: 21/2300Z SFC/FL230 S0144
W07840 - S0201 W07820 - S0202 W07820 - S0153
W07845 - S0144 W07840

FCST VA CLD +18HR: 22/0500Z SFC/FL230 S0153
W07841 - S0200 W07820 - S0202 W07820 - S0203
W07841 - S0153 W07841

RMK: CONT VA EMS OBSD ON STLT IMG MOVG W EXT
APPRX 30NMI FM SUMMIT. NWP MDLS FCST GEN WNW MVMT
THRU T+18 ...BUTLER

NXT ADVISORY: WILL BE ISSUED BY 20261021/1715Z

Krakatau Volcanic Ash Advisory: ash plume to 8,000 ft (2,400 m) as of Oct 21, 05:00 UTC

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 8000 ft (2400 m), or flight level 080.
Original VAAC bulletin:

FVAU04 at 05:25 UTC, 21/10/26 from ADRM
VA ADVISORY
DTG: 20261021/0525Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SOURCE ELEV: 155M AMSL
ADVISORY NR: 2026/243
INFO SOURCE: CVGHM, HIMAWARI-9
ERUPTION DETAILS: VA TO FL080 MOV WEST
OBS VA DTG: 21/0500Z
OBS VA CLD: SFC/FL080 S0604 E10528 - S0609 E10528 - S0615
E10515 - S0602 E10511 MOV W 20KT
FCST VA CLD +6 HR: 21/1100Z SFC/FL080 S0604 E10527 - S0608
E10528 - S0638 E10435 - S0619 E10357 - S0541 E10358 - S0530
E10503
FCST VA CLD +12 HR: 21/1700Z SFC/FL080 S0605 E10528 - S0608
E10528 - S0641 E10437 - S0617 E10356 - S0541 E10359 - S0530
E10503
FCST VA CLD +18 HR: 21/2300Z SFC/FL080 S0604 E10527 - S0608
E10528 - S0641 E10436 - S0616 E10356 - S0541 E10401 - S0530
E10503
RMK: VA ERUPTION IDENTIFIABLE ON SATELLITE IMAGERY. HEIGHT
BASED ON IR TEMP OF 15.6 DEGREES CELSIUS. MOVEMENT BASED ON
CONSENSUS MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20261021/1125Z=

White Island Volcanic Ash Advisory: ash plume to 5,000 ft (1,500 m) as of Oct 21, 03:17 UTC

Satellite image of White Island volcano on 21 Oct 2026

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Wellington warned of a volcanic ash plume rising to an estimated 5000 ft (1500 m), or flight level 050, and moving at 10 kts in E direction.
Original VAAC bulletin:

FVPS01 at 03:17 UTC, 21/10/26 from NZKL
VA ADVISORY
DTG: 20261021/0317Z
VAAC: WELLINGTON
VOLCANO: WHAKAARI/WHITE ISLAND 241040
PSN: S3731 E17711
AREA: NEW ZEALAND
SOURCE ELEV: 294M AMSL
ADVISORY NR: 2026/44
INFO SOURCE: H9 SAT IMAGERY, WEBCAM
ERUPTION DETAILS: ERUPTION AT 20261018/1944Z CONTINUOUS LOW
LEVEL ERUPTION.
OBS VA DTG: 21/0317Z
OBS VA CLD: SFC/FL050 S3734 E17709 - S3727 E17709 - S3716
E17750 - S3736 E17738 MOV E 10KT
FCST VA CLD +6 HR: 21/0917Z SFC/FL050 S3734 E17709 - S3726
E17709 - S3709 E17812 - S3739 E17744
FCST VA CLD +12 HR: 21/1517Z SFC/FL050 S3731 E17704 - S3722
E17711 - S3712 E17744 - S3745 E17723
FCST VA CLD +18 HR: 21/2117Z SFC/FL050 S3729 E17702 - S3719
E17711 - S3730 E17729 - S3748 E17710
RMK: ASH VISIBLE ON SATELLITE IMAGERY. HEIGHTS AND MOVEMENT
BASED ON MODEL WINDS AND MODEL SOUNDING.
NXT ADVISORY: NO LATER THAN 20261021/0917Z=

Dukono Volcanic Ash Advisory: ash plume to 7,000 ft (2,100 m) as of Oct 20, 22:00 UTC

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 7000 ft (2100 m), or flight level 070.
Original VAAC bulletin:

FVAU01 at 22:23 UTC, 20/10/26 from ADRM
VA ADVISORY
DTG: 20261020/2231Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SOURCE ELEV: 1229M AMSL
ADVISORY NR: 2026/902
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: VA TO FL070 EXTD NE
OBS VA DTG: 20/2200Z
OBS VA CLD: SFC/FL070 N0138 E12754 - N0140 E12749 - N0242
E12745 - N0249 E12811 - N0238 E12834 - N0151 E12831 MOV NE
05KT
FCST VA CLD +6 HR: 21/0400Z SFC/FL070 N0138 E12753 - N0139
E12748 - N0242 E12745 - N0240 E12826 - N0212 E12845 - N0148
E12839
FCST VA CLD +12 HR: 21/1000Z SFC/FL070 N0138 E12755 - N0140
E12748 - N0242 E12745 - N0239 E12828 - N0211 E12844 - N0148
E12838
FCST VA CLD +18 HR: 21/1600Z SFC/FL070 N0140 E12757 - N0139
E12747 - N0216 E12708 - N0242 E12734 - N0239 E12829 - N0221
E12834
RMK: CONTINUOUS VA EMISSIONS IDENTIFIABLE ON CURRENT
SATELLITE IMAGERY. VA HEIGHT AND MOVEMENT BASED ON LATEST
SATELLITE IMAGERY AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20261021/0431Z=

Sakurajima Volcanic Ash Advisory: ash plume not identifiable as of 20 Oct 2026, 20:40 UTC

An explosion was reported at Sakurajima at 20:41 UTC on 20 October 2026, but no volcanic ash cloud was identifiable in satellite data as of 20:40 UTC. No forecast information is available.
Original VAAC bulletin:

FVFE01 at 20:52 UTC, 20/10/26 from RJTD
VA ADVISORY
DTG: 20261020/2052Z
VAAC: TOKYO
VOLCANO: SAKURAJIMA [AIRA CALDERA] 282080
PSN: N3136 E13039
AREA: JAPAN
SOURCE ELEV: 1117M AMSL
ADVISORY NR: 2026/296
INFO SOURCE: JMA HIMAWARI-9
ERUPTION DETAILS: EXPLODED AT 20261020/2041Z VA CLD UNKNOWN
OBS VA DTG: 20/2040Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL180 240/30KT

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=