Ibu Volcano Volcanic Ash Advisory: DISCRETE VA OBSERVED AT 01/2240Z MOV S OBS VA DTG: 01/2240Z to 7000 ft (2100 m)

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 .
The full report is as follows:

FVAU01 at 22:56 UTC, 01/02/26 from ADRM
VA ADVISORY
DTG: 20260201/2300Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/131
INFO SOURCE: CVGHM, HIMAWARI-9
ERUPTION DETAILS: DISCRETE VA OBSERVED AT 01/2240Z MOV S
OBS VA DTG: 01/2240Z
OBS VA CLD: SFC/FL070 N0134 E12740 – N0105 E12759 – N0052
E12747 – N0058 E12731 – N0133 E12734 MOV S 15KT
FCST VA CLD +6 HR: 02/0440Z SFC/FL070 N0133 E12735 – N0134
E12740 – N0104 E12757 – N0054 E12742 – N0102 E12727
FCST VA CLD +12 HR: 02/1040Z SFC/FL070 N0134 E12741 – N0104
E12756 – N0054 E12736 – N0105 E12723 – N0134 E12734
FCST VA CLD +18 HR: 02/1640Z SFC/FL070 N0134 E12741 – N0105
E12758 – N0054 E12747 – N0056 E12729 – N0133 E12733
RMK: DISCRETE VA EMISSIONS IDENTIFIABLE ON SATELLITE
IMAGERY. VA HEIGHT AND MOVEMENT BASED ON GROUND REPORTS,
SATELLITE IMAGERY, AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260202/0500Z=

Mayon Volcano Volcanic Ash Advisory: ERUPTION AT 20260201/2133Z VA CLD UNKNOWN REPORTED OBS VA DTG: 01/2140Z

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

FVFE01 at 22:01 UTC, 01/02/26 from RJTD
VA ADVISORY
DTG: 20260201/2201Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/113
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260201/2133Z VA CLD UNKNOWN REPORTED
OBS VA DTG: 01/2140Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL180 090/13KT

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=

Ibu Volcano Volcanic Ash Advisory: ERUPTION LAST REPORTED AT 01/0931Z EST VA DTG: 01/1040Z

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

FVAU01 at 11:03 UTC, 01/02/26 from ADRM
VA ADVISORY
DTG: 20260201/1100Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/129
INFO SOURCE: CVGHM, HIMAWARI-9
ERUPTION DETAILS: ERUPTION LAST REPORTED AT 01/0931Z
EST VA DTG: 01/1040Z
EST VA CLD: SFC/FL070 N0133 E12734 – N0135 E12740 – N0106
E12802 – N0054 E12751 – N0058 E12733 MOV SE 10KT
FCST VA CLD +6 HR: 01/1640Z SFC/FL070 N0133 E12734 – N0134
E12741 – N0104 E12800 – N0052 E12747 – N0058 E12731
FCST VA CLD +12 HR: 01/2240Z SFC/FL070 N0134 E12740 – N0105
E12759 – N0052 E12747 – N0058 E12731 – N0133 E12734
FCST VA CLD +18 HR: 02/0440Z SFC/FL070 N0134 E12740 – N0104
E12757 – N0054 E12742 – N0102 E12727 – N0133 E12735
RMK: VA NOT IDENTIFIABLE ON LATEST SATELLITE IMAGERY DUE TO
MET CLOUD. GROUND REPORTS INDICATE INTERMITTENT DISCRETE
EMISSIONS ARE ONGOING. VA HEIGHT AND MOVEMENT BASED ON
GROUND REPORT, PAST SATELLITE IMAGERY AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260201/1700Z=

Mayon Volcano Volcanic Ash Advisory: ERUPTION AT 20260201/0932Z VA CLD UNKNOWN REPORTED OBS VA DTG: 01/0930Z

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

FVFE01 at 10:01 UTC, 01/02/26 from RJTD
VA ADVISORY
DTG: 20260201/1001Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/111
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260201/0932Z VA CLD UNKNOWN REPORTED
OBS VA DTG: 01/0930Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL180 090/11KT

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=

Dukono Volcano Volcanic Ash Advisory: VA TO FL050 LAST REP AT 01/0215Z OBS VA DTG: 01/0940Z to 5000 ft (1500 m)

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 5000 ft (1500 m) altitude or flight level 050 and is moving at 10 kts in SE direction.
The full report is as follows:

FVAU03 at 10:01 UTC, 01/02/26 from ADRM
VA ADVISORY
DTG: 20260201/1000Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SOURCE ELEV: 1229M AMSL
ADVISORY NR: 2026/30
INFO SOURCE: CVGHM, HIMAWARI-9
ERUPTION DETAILS: VA TO FL050 LAST REP AT 01/0215Z
OBS VA DTG: 01/0940Z
OBS VA CLD: SFC/FL050 N0150 E12757 – N0124 E12820 – N0108
E12808 – N0111 E12748 – N0147 E12747 MOV SE 10KT
FCST VA CLD +6 HR: 01/1540Z SFC/FL050 N0149 E12757 – N0121
E12817 – N0103 E12759 – N0114 E12739 – N0148 E12747
FCST VA CLD +12 HR: 01/2140Z SFC/FL050 N0148 E12759 – N0118
E12813 – N0103 E12756 – N0116 E12737 – N0147 E12747
FCST VA CLD +18 HR: 02/0340Z SFC/FL050 N0148 E12758 – N0116
E12812 – N0104 E12756 – N0118 E12738 – N0148 E12748
RMK: VA UNIDENTIFIABLE ON LATEST SATELLITE IMG DUE TO MET
CLOUD, HOWEVER EMISSION IS EXPECTED TO BE CONTINUING. VA
HEIGHT AND MOVEMENT BASED ON HIMAWARI-9 SATELLITE IMAGERY
AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260201/1600Z=