Mayon Volcano Volcanic Ash Advisory: ERUPTION AT 20260407/1017Z VA CLD UNKNOWN REPORTED OBS VA DTG: 07/1020Z

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

FVFE01 at 10:35 UTC, 07/04/26 from RJTD
VA ADVISORY
DTG: 20260407/1035Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/452
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260407/1017Z VA CLD UNKNOWN REPORTED
OBS VA DTG: 07/1020Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL180 060/10KT

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=

Sakurajima Volcano Volcanic Ash Advisory: VA AT 20260407/0505Z 11NM S OF RJFK FL050 EXTD E REPORTED

Satellite image of Sakurajima volcano on 7 Apr 2026

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

FVFE01 at 05:39 UTC, 07/04/26 from RJTD
VA ADVISORY
DTG: 20260407/0538Z
VAAC: TOKYO
VOLCANO: SAKURAJIMA [AIRA CALDERA] 282080
PSN: N3136 E13039
AREA: JAPAN
SOURCE ELEV: 1117M AMSL
ADVISORY NR: 2026/21
INFO SOURCE: JMA AIREP HIMAWARI-9
ERUPTION DETAILS: VA AT 20260407/0505Z 11NM S OF RJFK FL050 EXTD E
REPORTED
OBS VA DTG: 07/0520Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL050 310/22KT

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 20260407/0039Z FL100 EXTD WNW REPORTED OBS VA DTG: 07/0200Z

Satellite image of Mayon volcano on 7 Apr 2026

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

FVFE01 at 02:22 UTC, 07/04/26 from RJTD
VA ADVISORY
DTG: 20260407/0222Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/450
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260407/0039Z FL100 EXTD WNW REPORTED
OBS VA DTG: 07/0200Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL100 070/5KT
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 FL100 EXT SOUTH EAST OBS VA DTG: 06/2240Z to 10000 ft (3000 m)

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 10000 ft (3000 m) altitude or flight level 100 .
The full report is as follows:

FVAU03 at 23:00 UTC, 06/04/26 from ADRM
VA ADVISORY
DTG: 20260406/2300Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SOURCE ELEV: 1229M AMSL
ADVISORY NR: 2026/84
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL100 EXT SOUTH EAST
OBS VA DTG: 06/2240Z
OBS VA CLD: SFC/FL100 N0143 E12747 – N0152 E12752 – N0144
E12820 – N0133 E12828 – N0117 E12822 – N0131 E12747 MOV SE
05KT
FCST VA CLD +6 HR: 07/0440Z SFC/FL100 N0144 E12749 – N0151
E12807 – N0143 E12824 – N0122 E12832 – N0120 E12812 – N0131
E12749
FCST VA CLD +12 HR: 07/1040Z SFC/FL100 N0141 E12749 – N0147
E12753 – N0140 E12823 – N0122 E12826 – N0120 E12804
FCST VA CLD +18 HR: 07/1640Z SFC/FL100 N0145 E12752 – N0141
E12821 – N0124 E12828 – N0120 E12806 – N0140 E12749
RMK: CONTINUOUS VA IDENTIFIABLE ON LATEST SATELLITE IMAGERY
EXT TO SE, ERUPTION EXPECTED TO BE ONGOING. VA HEIGHT AND
FORECAST BASED ON SGAT IMAGERY, GROUND REPORT AND MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260407/0500Z=

Semeru Volcano Volcanic Ash Advisory: VA TO FL150 REP FM GND AT 06/0951Z EST VA DTG: 06/1340Z 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 14:00 UTC, 06/04/26 from ADRM
VA ADVISORY
DTG: 20260406/1406Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/394
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL150 REP FM GND AT 06/0951Z
EST VA DTG: 06/1340Z
EST VA CLD: SFC/FL150 S0803 E11252 – S0805 E11301 – S0824
E11303 – S0832 E11244 – S0811 E11232 MOV SW 05KT
FCST VA CLD +6 HR: 06/1940Z SFC/FL150 S0802 E11251 – S0803
E11303 – S0820 E11319 – S0835 E11306 – S0822 E11239
FCST VA CLD +12 HR: 07/0140Z SFC/FL150 S0806 E11250 – S0800
E11259 – S0805 E11318 – S0819 E11320 – S0830 E11303 – S0818
E11249
FCST VA CLD +18 HR: 07/0740Z SFC/FL150 S0804 E11253 – S0752
E11309 – S0803 E11322 – S0818 E11320 – S0811 E11255
RMK: VA NOT IDENTIFIABLE ON RECENT SATELLITE IMAGERY DUE TO
MET CLOUD COVER. GROUND REPORTS INDICATE ONGOING EMISSIONS.
VA HEIGHT AND MOVEMENT BASED ON SAT IMAGERY, GROUND REPORTS
AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260406/2006Z=