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

FVAU02 at 04:29 UTC, 26/12/25 from ADRM
VA ADVISORY
DTG: 20251226/0430Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2025/1474
INFO SOURCE: CVGHM, HIMAWARI-9
ERUPTION DETAILS: ERUPTION LAST REPORTED AT 26/0031Z
EST VA DTG: 26/0410Z
EST VA CLD: SFC/FL150 S0811 E11254 – S0803 E11249 – S0744
E11307 – S0800 E11320 – S0812 E11310 MOV NE 05KT
FCST VA CLD +6 HR: 26/1010Z SFC/FL150 S0806 E11250 – S0743
E11300 – S0746 E11311 – S0757 E11318 – S0811 E11256
FCST VA CLD +12 HR: 26/1610Z SFC/FL150 S0806 E11250 – S0743
E11300 – S0746 E11311 – S0757 E11318 – S0811 E11256
FCST VA CLD +18 HR: 26/2210Z SFC/FL150 S0812 E11256 – S0809
E11250 – S0743 E11253 – S0743 E11306 – S0751 E11314
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD. INTERMITTENT DISCRETE EMISSIONS ARE EXPECTED TO BE
ONGOING. VA HEIGHT AND MOVEMENT BASED ON GROUND REPORTS AND
MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251226/1030Z=

Satellite image of Canlaon volcano on 25 Dec 2025

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

FVFE01 at 22:50 UTC, 25/12/25 from RJTD
VA ADVISORY
DTG: 20251225/2250Z
VAAC: TOKYO
VOLCANO: KANLAON 272020
PSN: N1025 E12308
AREA: PHILIPPINES
SOURCE ELEV: 2435M AMSL
ADVISORY NR: 2025/173
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20251225/2227Z FL090 EXTD SW REPORTED
OBS VA DTG: 25/2230Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL090 080/9KT
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=

Map of today’s active volcanoes

Ibu (Halmahera, Indonesia): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 7000 ft (2100 m) altitude or flight level 070 and is moving at 05 kts in S direction.
The full report is as follows: VA TO FL070 REPORTED 25/0902Z EST VA DTG:25/0910Z to 7000 ft (2100 m)

Semeru (East Java, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: ERUPTION LAST REPORTED AT 25/1004Z EST VA DTG:25/1610Z

Popocatépetl (Central Mexico): 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

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: OCNL VA EMS 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: FREQUENT VA EMS to 15000 ft (4600 m)

Puracé (Colombia): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: VA EMS PSBL

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

Sabancaya (Peru): Volcanic Ash Advisory Center Buenos Aires (VAAC) issued the following report: NO VA EMISSION

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

FVAU02 at 16:29 UTC, 25/12/25 from ADRM
VA ADVISORY
DTG: 20251225/1630Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2025/1472
INFO SOURCE: CVGHM, HIMAWARI-9
ERUPTION DETAILS: ERUPTION LAST REPORTED AT 25/1004Z
EST VA DTG: 25/1610Z
EST VA CLD: SFC/FL150 S0806 E11248 – S0746 E11301 – S0747
E11313 – S0757 E11318 – S0816 E11306 – S0816 E11254 MOV NE
10KT
FCST VA CLD +6 HR: 25/2210Z SFC/FL150 S0806 E11247 – S0747
E11301 – S0749 E11314 – S0801 E11316 – S0815 E11305 – S0815
E11252
FCST VA CLD +12 HR: 26/0410Z SFC/FL150 S0809 E11254 – S0806
E11251 – S0741 E11301 – S0745 E11315 – S0757 E11318
FCST VA CLD +18 HR: 26/1010Z SFC/FL150 S0809 E11254 – S0806
E11251 – S0741 E11301 – S0745 E11314 – S0758 E11319
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD. INTERMITTENT DISCRETE EMISSIONS ARE EXPECTED TO BE
ONGOING. VA HEIGHT AND MOVEMENT BASED ON GROUND REPORTS AND
MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251225/2230Z=