Ibu Volcano Volcanic Ash Advisory: VA TO FL060 LAST REP AT 20/1531Z EST VA DTG: 20/2240Z to 6000 ft (1800 m)

Satellite image of Ibu volcano on 20 Jan 2026

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 6000 ft (1800 m) altitude or flight level 060 and is moving at 20 kts in SE direction.
The full report is as follows:

FVAU01 at 22:52 UTC, 20/01/26 from ADRM
VA ADVISORY
DTG: 20260120/2300Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/80
INFO SOURCE: CVGHM, HIMAWARI-9
ERUPTION DETAILS: VA TO FL060 LAST REP AT 20/1531Z
EST VA DTG: 20/2240Z
EST VA CLD: SFC/FL060 N0132 E12729 – N0141 E12737 – N0105
E12851 – N0029 E12822 MOV SE 20KT
FCST VA CLD +6 HR: 21/0440Z SFC/FL060 N0131 E12730 – N0139
E12737 – N0106 E12853 – N0025 E12821
FCST VA CLD +12 HR: 21/1040Z SFC/FL060 N0135 E12728 – N0143
E12734 – N0104 E12853 – N0026 E12820
FCST VA CLD +18 HR: 21/1640Z SFC/FL060 N0131 E12728 – N0142
E12737 – N0106 E12853 – N0026 E12821
RMK: VA UNIDENTIFIABLE ON LATEST SATELLITE IMAGERY DUE TO
MET CLOUD. RECENT GROUND REPORTS SUGGESTS ONGOING
EMISSIONS. VA HEIGHT AND MOVEMENT BASED ON RECENT GROUND
REPORTS, HIMAWARI-9 SATELLITE IMAGE AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260121/0500Z=

Mayon Volcano Volcanic Ash Advisory: ERUPTION AT 20260120/1608Z VA CLD UNKNOWN REPORTED OBS VA DTG: 20/1810Z

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

FVFE01 at 18:30 UTC, 20/01/26 from RJTD
VA ADVISORY
DTG: 20260120/1830Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/60
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260120/1608Z VA CLD UNKNOWN REPORTED
OBS VA DTG: 20/1810Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL180 360/4KT
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=

Mayon Volcano Volcanic Ash Advisory: ERUPTION AT 20260120/1036Z VA CLD UNKNOWN REPORTED OBS VA DTG: 20/1040Z

Satellite image of Mayon volcano on 20 Jan 2026

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

FVFE01 at 11:00 UTC, 20/01/26 from RJTD
VA ADVISORY
DTG: 20260120/1100Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/58
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260120/1036Z VA CLD UNKNOWN REPORTED
OBS VA DTG: 20/1040Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL180 300/2KT
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=

Semeru Volcano Volcanic Ash Advisory: ERUPTION LAST REPORTED AT 20/0046Z EST VA DTG: 20/0530Z

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

FVAU02 at 05:53 UTC, 20/01/26 from ADRM
VA ADVISORY
DTG: 20260120/0553Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/79
INFO SOURCE: CVGHM, HIMAWARI-9
ERUPTION DETAILS: ERUPTION LAST REPORTED AT 20/0046Z
EST VA DTG: 20/0530Z
EST VA CLD: SFC/FL150 S0809 E11254 – S0805 E11250 – S0728
E11324 – S0745 E11343 MOV NE 20KT
FCST VA CLD +6 HR: 20/1130Z SFC/FL150 S0809 E11253 – S0804
E11250 – S0732 E11334 – S0752 E11342
FCST VA CLD +12 HR: 20/1730Z SFC/FL150 S0804 E11250 – S0740
E11336 – S0755 E11342 – S0807 E11333 – S0810 E11251
FCST VA CLD +18 HR: 20/2330Z SFC/FL150 S0803 E11251 – S0745
E11332 – S0758 E11340 – S0811 E11334 – S0811 E11251
RMK: VA NOT IDENTIFIABLE ON CURRENT SATELLITE IMAGERY DUE TO
MET CLOUD, HOWEVER GROUND REPORTS INDICATE INTERMITTENT
DISCRETE ERUPTIONS ARE ONGOING. VA HEIGHT AND MOVEMENT BASED
ON GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260120/1153Z=

Sangay Volcano Volcanic Ash Advisory: VA PLUME MVG SW to 22000 ft (6700 m)

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:

FVXX22 at 04:56 UTC, 20/01/26 from KNES
VA ADVISORY
DTG: 20260120/0454Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SOURCE ELEV: 17342 FT AMSL

ADVISORY NR: 2026/071

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

ERUPTION DETAILS: VA PLUME MVG SW

OBS VA DTG: 20/0420Z

OBS VA CLD: SFC/FL220 S0158 W07820 – S0200 W07819
– S0222 W07832 – S0211 W07843 – S0158 W07820 MOV
SW 10KT

FCST VA CLD +6HR: 20/1030Z SFC/FL220 S0159 W07820
– S0201 W07819 – S0242 W07834 – S0232 W07852 –
S0159 W07820

FCST VA CLD +12HR: 20/1630Z SFC/FL220 S0159
W07820 – S0200 W07818 – S0240 W07837 – S0229
W07853 – S0159 W07820

FCST VA CLD +18HR: 20/2230Z SFC/FL220 S0159
W07819 – S0240 W07810 – S0240 W07827 – S0159
W07820 – S0159 W07819

RMK: VA EMS OBS ON STLT MVG SW FM SUMMIT REACHING
APPRX 20 NM. VONA RCVD. NWP MDLS SUG GEN SW MVMT
THRU T+12 THEN SHFTNG MORE S BY T+18. FL BASED ON
VONA. …EVANS

NXT ADVISORY: WILL BE ISSUED BY 20260120/1100Z