Semeru Volcano Volcanic Ash Advisory: VA TO FL150 OBS AT 31/0310Z EST VA DTG: 31/1510Z to 15000 ft (4600 m)

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 15000 ft (4600 m) altitude or flight level 150 and is moving at 05 kts in SW direction.
The full report is as follows:

FVAU02 at 15:13 UTC, 31/03/26 from ADRM
VA ADVISORY
DTG: 20260331/1530Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/369
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL150 OBS AT 31/0310Z
EST VA DTG: 31/1510Z
EST VA CLD: SFC/FL150 S0757 E11259 – S0803 E11305 – S0824
E11303 – S0825 E11236 – S0759 E11237 MOV SW 05KT
FCST VA CLD +6 HR: 31/2110Z SFC/FL150 S0800 E11301 – S0825
E11304 – S0827 E11240 – S0807 E11232 – S0757 E11255
FCST VA CLD +12 HR: 01/0310Z SFC/FL150 S0757 E11251 – S0758
E11302 – S0819 E11311 – S0830 E11252 – S0816 E11236
FCST VA CLD +18 HR: 01/0910Z SFC/FL150 S0757 E11300 – S0816
E11314 – S0829 E11300 – S0822 E11240 – S0759 E11248
RMK: VA UNIDENTIFIABLE DUE TO OBSCURATION. INTERMITTENT VA
EMISSIONS EXPECTED TO BE ONGOING. VA HEIGHT AND MOVEMENT
BASED ON SATELLITE IMAGERY, GROUND REPORTS AND MODEL
GUIDANCE. WINDS BECOMING LIGHT REDUCING FORECAST CONFIDENCE.
NXT ADVISORY: NO LATER THAN 20260331/2130Z=

Ibu Volcano Volcanic Ash Advisory: VA TO FL070 OBS AT 31/1040Z MOV NE EST VA DTG: 31/1040Z to 7000 ft (2100 m)

Satellite image of Ibu volcano on 31 Mar 2026

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 10:54 UTC, 31/03/26 from ADRM
VA ADVISORY
DTG: 20260331/1100Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/366
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL070 OBS AT 31/1040Z MOV NE
EST VA DTG: 31/1040Z
EST VA CLD: SFC/FL070 N0124 E12737 – N0133 E12733 – N0141
E12742 – N0137 E12752 – N0125 E12751 MOV NE 05KT
FCST VA CLD +6 HR: 31/1640Z SFC/FL070 N0124 E12737 – N0133
E12733 – N0142 E12742 – N0138 E12752 – N0126 E12752
FCST VA CLD +12 HR: 31/2240Z SFC/FL070 N0124 E12737 – N0133
E12732 – N0142 E12742 – N0138 E12752 – N0125 E12752
FCST VA CLD +18 HR: 01/0440Z SFC/FL070 N0124 E12736 – N0133
E12734 – N0141 E12744 – N0134 E12754 – N0123 E12749
RMK: VA OBS ON LATEST SATELLITE IMAGERY MOVE NE.
INTERMITTENT VA EMISSIONS EXPECTED TO BE ONGOING. HEIGHT AND
MOVEMENT BASED ON SATELLITE IMAGERY, GROUND REPORTS AND
MODEL GUIDANCE. WINDS BECOMING LIGHT AND VARIABLE REDUCING
FORECAST CONFIDENCE.
NXT ADVISORY: NO LATER THAN 20260331/1700Z=

Mayon Volcano Volcanic Ash Advisory: ERUPTION AT 20260331/0529Z VA CLD UNKNOWN REPORTED OBS VA DTG: 31/0530Z

Satellite image of Mayon volcano on 31 Mar 2026

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

FVFE01 at 05:47 UTC, 31/03/26 from RJTD
VA ADVISORY
DTG: 20260331/0547Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/409
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260331/0529Z VA CLD UNKNOWN REPORTED
OBS VA DTG: 31/0530Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL180 080/6KT
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: VA TO FL070 OBS AT 30/2240Z MOV SE OBS VA DTG: 30/2240Z 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 22:54 UTC, 30/03/26 from ADRM
VA ADVISORY
DTG: 20260330/2300Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/364
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL070 OBS AT 30/2240Z MOV SE
OBS VA DTG: 30/2240Z
OBS VA CLD: SFC/FL070 N0133 E12741 – N0123 E12755 – N0111
E12754 – N0113 E12737 – N0129 E12733 MOV SE 05KT
FCST VA CLD +6 HR: 31/0440Z SFC/FL070 N0134 E12742 – N0116
E12755 – N0113 E12740 – N0121 E12724 – N0134 E12733
FCST VA CLD +12 HR: 31/1040Z SFC/FL070 N0136 E12743 – N0124
E12749 – N0117 E12737 – N0124 E12726 – N0137 E12733
FCST VA CLD +18 HR: 31/1640Z SFC/FL070 N0122 E12733 – N0134
E12727 – N0139 E12741 – N0129 E12753 – N0120 E12742
RMK: INTERMITTENT VA EMISSIONS DISCERNIBLE ON LATEST
SATELLITE IMAGERY. HEIGHT AND MOVEMENT BASED ON SATELLITE
IMAGERY, GROUND REPORTS AND MODEL GUIDANCE. WINDS BECOMING
LIGHT AND VARIABLE REDUCING FORECAST CONFIDENCE.
NXT ADVISORY: NO LATER THAN 20260331/0500Z=

Mayon Volcano Volcanic Ash Advisory: ERUPTION AT 20260330/2154Z FL090 EXTD SW REPORTED OBS VA DTG: 30/2200Z

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

FVFE01 at 22:20 UTC, 30/03/26 from RJTD
VA ADVISORY
DTG: 20260330/2220Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/407
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260330/2154Z FL090 EXTD SW REPORTED
OBS VA DTG: 30/2200Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL090 080/12KT

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=