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Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 22000 ft (6700 m) altitude or flight level 220 .
The full report is as follows:

FVXX21 at 16:04 UTC, 21/11/25 from KNES
VA ADVISORY
DTG: 20251121/1602Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SOURCE ELEV: 17342 FT AMSL

ADVISORY NR: 2025/883

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

ERUPTION DETAILS: VA SEEN MOV N IN SAT

OBS VA DTG: 21/1540Z

OBS VA CLD: SFC/FL220 S0150 W07817 – S0200 W07820
– S0201 W07821 – S0151 W07823 – S0150 W07817 MOV
N 10KT

FCST VA CLD +6HR: 21/2130Z SFC/FL220 S0142 W07824
– S0200 W07820 – S0201 W07820 – S0144 W07832 –
S0142 W07824

FCST VA CLD +12HR: 22/0330Z SFC/FL220 S0142
W07827 – S0200 W07820 – S0201 W07821 – S0146
W07833 – S0142 W07827

FCST VA CLD +18HR: 22/0930Z SFC/FL220 S0144
W07830 – S0159 W07820 – S0201 W07820 – S0147
W07835 – S0144 W07830

RMK: VA SEEN IN SAT MOV N FM SUMMIT. CONFIRMS VA
RPRT IN VONA. MODEL GUIDANCE SHOW A MORE NW MOV
BY T+6 HRS. MOV AND HGT BASED ON SAT, VONA, AND
NWP GUIDANCE. …KIBLER

NXT ADVISORY: WILL BE ISSUED BY 20251121/2200Z

Volcanic Ash Advisory Center Darwin (VAAC) issued the following report:

FVAU01 at 13:23 UTC, 21/11/25 from ADRM
VA ADVISORY
DTG: 20251121/1330Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SUMMIT ELEV: 1325M
ADVISORY NR: 2025/1307
INFO SOURCE: CVGHM, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION LAST REPORTED AT 21/0034Z
EST VA DTG: 21/1310Z
EST VA CLD: SFC/FL080 N0135 E12738 – N0121 E12806 – N0107
E12804 – N0105 E12747 – N0131 E12732 MOV SE 20KT
FCST VA CLD +6 HR: 21/1910Z SFC/FL080 N0135 E12738 – N0119
E12809 – N0107 E12804 – N0105 E12748 – N0131 E12732
FCST VA CLD +12 HR: 22/0110Z SFC/FL080 N0135 E12738 – N0120
E12810 – N0105 E12813 – N0102 E12756 – N0130 E12732
FCST VA CLD +18 HR: 22/0710Z SFC/FL080 N0135 E12738 – N0120
E12809 – N0105 E12812 – N0102 E12755 – N0130 E12732
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD, HOWEVER GROUND REPORTS INDICATE ONGOING INTERMITTENT
DISCRETE ERUPTIONS. VA HEIGHT AND MOVEMENT BASED ON GROUND
REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251121/1930Z=

Satellite image of White Island volcano on 21 Nov 2025

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Wellington warned about a volcanic ash plume that rose up to estimated 4000 ft (1200 m) altitude or flight level 040 .
The full report is as follows:

FVPS01 at 07:44 UTC, 21/11/25 from NZKL
VA ADVISORY
DTG: 20251121/0744Z
VAAC: WELLINGTON
VOLCANO: WHAKAARI/WHITE ISLAND 241040
PSN: S3731 E17711
AREA: NEW ZEALAND
SUMMIT ELEV: 294M
ADVISORY NR: 2025/162
INFO SOURCE: H8 SAT IMAGERY, WEBCAMS
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: ERUPTION AT 20251120/0400Z CONTINUOUS LOW
LEVEL ERUPTION
OBS VA DTG: 21/0744Z
OBS VA CLD: SFC/FL040 S3728 E17712 – S3730 E17726 – S3749
E17736 – S3757 E17726 – S3754 E17708 – S3729 E17708 MOV SE
05KT
FCST VA CLD +6 HR: 21/1344Z SFC/FL040 S3724 E17715 – S3743
E17735 – S3753 E17723 – S3752 E17710 – S3726 E17703
FCST VA CLD +12 HR: 21/1944Z SFC/FL040 S3727 E17714 – S3742
E17727 – S3749 E17717 – S3746 E17703 – S3726 E17703
FCST VA CLD +18 HR: 22/0144Z NO VA EXP
RMK: CONTINUOUS LOW-LEVEL ERUPTION. VA DISCERNABLE IN SAT
IMAGERY. PLUME HEIGHT BASED ON PREVIOUS PILOT REPORT,
FORECAST MOVEMENT BASED ON MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251121/1344Z=