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Map of today’s active volcanoes

Sakurajima (Kyushu, Japan): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: EXPLODED AT 20251120/1527Z OVER FL070 EXTD S OBS VA DTG:20/1520Z

Ibu (Halmahera, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: ERUPTION LAST REPORTED AT 20/1437Z EST VA DTG:20/1910Z

Semeru (East Java, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: ERUPTION LAST REPORTED AT 20/1220Z EST VA DTG:20/1700Z

White Island (New Zealand): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Wellington warned about a volcanic ash plume that rose up to estimated 5000 ft (1500 m) altitude or flight level 050 and is moving at 05 kts in SE direction.
The full report is as follows: ERUPTION AT 20251120/0400Z CONTINUOUS LOW LEVEL ERUPTION to 5000 ft (1500 m)

Santiaguito (Guatemala): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 14000 ft (4300 m) altitude or flight level 140 .
The full report is as follows: LGT VA EMS AND GASES to 14000 ft (4300 m)

Fuego (Guatemala): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 15000 ft (4600 m) altitude or flight level 150 .
The full report is as follows: FQT VA EMS to 15000 ft (4600 m)

Sangay (Ecuador): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 21000 ft (6400 m) altitude or flight level 210 .
The full report is as follows: VA EMS OBS to 21000 ft (6400 m)

Reventador (Ecuador): Mild explosive activity continues from the volcano. The Volcanic Ash Advisory Center (VAAC) Washington reported intermittent emissions of volcanic ash plumes.
The full report is as follows: sporadic emissions of volcanic ash

Satellite image of Semeru volcano on 20 Nov 2025

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

FVAU02 at 17:14 UTC, 20/11/25 from ADRM
VA ADVISORY
DTG: 20251120/1720Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SUMMIT ELEV: 3657M
ADVISORY NR: 2025/1329
INFO SOURCE: CVGHM, HIMAWARI-8, WEBCAM
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: ERUPTION LAST REPORTED AT 20/1220Z
EST VA DTG: 20/1700Z
EST VA CLD: SFC/FL150 S0755 E11256 – S0806 E11308 – S0827
E11301 – S0823 E11241 – S0804 E11241 MOV S 05KT
FCST VA CLD +6 HR: 20/2300Z SFC/FL150 S0758 E11252 – S0808
E11304 – S0826 E11256 – S0822 E11237 – S0805 E11237
FCST VA CLD +12 HR: 21/0500Z SFC/FL150 S0802 E11253 – S0802
E11259 – S0827 E11304 – S0823 E11239
FCST VA CLD +18 HR: 21/1100Z SFC/FL150 S0802 E11253 – S0803
E11258 – S0828 E11304 – S0821 E11234
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD, HOWEVER CVGHM REPORTS AND WEBCAM IMAGERY INDICATE VA
EMISSIONS TO FL150 ARE ONGOING. VA HEIGHT AND FORECAST BASED
ON WEBCAM IMAGERY, RECENT ERUPTIVE HISTORY AND MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251120/2320Z=