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Satellite image of Semeru volcano on 11 Nov 2026

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

FVAU02 at 11:11 UTC, 11/11/26 from ADRM
VA ADVISORY
DTG: 20261111/1110Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/1290
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL150 LAST REP AT 10/2328Z MOV SW
EST VA DTG: 11/1050Z
EST VA CLD: SFC/FL150 S0805 E11302 - S0851 E11239 - S0823
 E11207 - S0758 E11255 MOV SW 10KT
FCST VA CLD +6 HR: 11/1650Z SFC/FL150 S0800 E11259 - S0854
 E11249 - S0835 E11213 - S0757 E11253
FCST VA CLD +12 HR: 11/2250Z SFC/FL150 S0804 E11302 - S0854
 E11246 - S0828 E11209 - S0758 E11253
FCST VA CLD +18 HR: 12/0450Z SFC/FL150 S0804 E11302 - S0849
 E11236 - S0822 E11209 - S0758 E11254
RMK: VA NOT IDENTIFIABLE ON CURRENT SATELLITE IMAGERY DUE TO
 MET CLOUD. REGULAR VA EMISSIONS ONGOING. VA HEIGHT AND FCST
 BASED ON GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20261111/1710Z=

Satellite observations reported an ash plume from Santiaguito reaching 13,000 ft (4,000 m) at 06:40 UTC on 11 November 2026. Forecasts indicate possible light and variable movement of ash to the south and southeast through the next 12 hours.
Original VAAC bulletin:

FVXX25 at 07:07 UTC, 11/11/26 from KNES
VA ADVISORY
DTG: 20261111/0704Z

VAAC: WASHINGTON

VOLCANO: SANTA MARIA 342030
PSN: N1445 W09133

AREA: GUATEMALA

SOURCE ELEV: 12287 FT AMSL

ADVISORY NR: 2026/675

INFO SOURCE: GOES-19. NWP MODELS. 

ERUPTION DETAILS: VA EMS OBS

OBS VA DTG: 11/0640Z

OBS VA CLD: SFC/FL130 N1447 W09149 - N1447 W09132
- N1443 W09132 - N1438 W09153 - N1447 W09149 MOV
W 5KT 

FCST VA CLD +6HR: 11/1230Z SFC/FL130 N1446 W09134
- N1442 W09121 - N1435 W09125 - N1443 W09140 -
N1446 W09134 

FCST VA CLD +12HR: 11/1830Z SFC/FL130 N1446
W09134 - N1444 W09131 - N1435 W09129 - N1438
W09142 - N1446 W09134 

FCST VA CLD +18HR: 12/0030Z NO VA EXP

RMK: VA EMS OBS IN STLT IMG FANNING OUT TO THE W
UP TO APPRX 20NM FM SUMMIT. NWP MDL GUIDANCE
FCSTS LGT AND VARIABLE MOVMT GEN TO THE S TO SE
THRU T+12. HGT BASED ON MOVMT AND NWP MDLS.
...MONAGHAN

NXT ADVISORY: WILL BE ISSUED BY 20261111/1300Z

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

FVAU02 at 23:10 UTC, 10/11/26 from ADRM
VA ADVISORY
DTG: 20261110/2310Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/1288
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL150 OBS AT 10/2250Z MOV SW
OBS VA DTG: 10/2250Z
OBS VA CLD: SFC/FL150 S0803 E11302 - S0849 E11246 - S0828
 E11211 - S0758 E11254 MOV SW 05KT
FCST VA CLD +6 HR: 11/0450Z SFC/FL150 S0803 E11301 - S0853
 E11250 - S0852 E11221 - S0826 E11208 - S0759 E11254
FCST VA CLD +12 HR: 11/1050Z SFC/FL150 S0803 E11300 - S0852
 E11238 - S0823 E11204 - S0758 E11254
FCST VA CLD +18 HR: 11/1650Z SFC/FL150 S0800 E11259 - S0852
 E11246 - S0835 E11213 - S0757 E11253
RMK: VA IDENTIFIABLE ON CURRENT SATELLITE IMAGERY MOV SW.
 REGULAR VA EMISSIONS ONGOING. VA HEIGHT AND FCST BASED ON
 HIMAWARI-9 SAT, GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20261111/0510Z=

A minor eruption was reported at Nevados de Chillán at 21:51 UTC, but no volcanic ash was identified in satellite data as of 22:30 UTC on 10 November 2026. Forecasts for ash cloud movement are not available.
Original VAAC bulletin:

FVAG01 at 23:09 UTC, 10/11/26 from SABM
VA ADVISORY
DTG: 20261110/2310Z

VAAC: BUENOS AIRES

VOLCANO: NEVADOS DE CHILLAN 357070
PSN: S3651 W07122

AREA: CHILE

SUMMIT ELEV: 10538 FT [3212 M]

ADVISORY NR: 2026/050

INFO SOURCE: SVO. GOES-E.

AVIATION COLOUR CODE: NOT GIVEN

ERUPTION DETAILS: VA EMS

OBS VA DTG: 10/2230Z

OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE
DATA

FCST VA CLD +6 HR: 11/0430Z NOT AVBL

FCST VA CLD +12 HR: 11/1030Z NOT AVBL

FCST VA CLD +18 HR: 11/1630Z NOT AVBL

RMK: SVO REPORT MINOR ERUPTION AT 2151Z TL FL190.
 VA NOT DETECTED IN SATELLITE IMAGERY ...SMN

NXT ADVISORY: NO LATER THAN 20261111/0005Z=

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 21000 ft (6400 m), or flight level 210, and moving at 5 kts in NE direction.
Original VAAC bulletin:

FVXX20 at 19:30 UTC, 10/11/26 from KNES
VA ADVISORY
DTG: 20261110/1926Z

VAAC: WASHINGTON

VOLCANO: POPOCATEPETL 341090
PSN: N1901 W09837

AREA: MEXICO

SOURCE ELEV: 17693 FT AMSL

ADVISORY NR: 2026/395

INFO SOURCE: GOES-19. MEXICO CITY MWO. WEBCAM.
NWP MODELS. VOLCAT. 

ERUPTION DETAILS: ONGOING VA EMS

OBS VA DTG: 10/1911Z

OBS VA CLD: SFC/FL210 N1925 W09830 - N1901 W09814
- N1858 W09835 - N1901 W09837 - N1917 W09840 -
N1925 W09830 MOV NE 5KT 

FCST VA CLD +6HR: 11/0100Z SFC/FL210 N1930 W09830
- N1903 W09751 - N1900 W09836 - N1901 W09837 -
N1930 W09830 

FCST VA CLD +12HR: 11/0700Z SFC/FL210 N1926
W09826 - N1904 W09807 - N1901 W09837 - N1901
W09838 - N1926 W09826 

FCST VA CLD +18HR: 11/1300Z SFC/FL210 N1926
W09819 - N1908 W09805 - N1901 W09836 - N1901
W09837 - N1926 W09819 

RMK: VA DETECTED ON STLT FANNING SLOLY TO NE. MDL
WINDS AT FL FCST TO REMAIN OUT OF SW BUT INCR IN
SPD BY T+12 HR. ...KONON

NXT ADVISORY: WILL BE ISSUED BY 20261111/0130Z