Mayon Volcano Volcanic Ash Advisory: ERUPTION AT 20260802/0719Z FL090 EXTD E REPORTED OBS VA DTG: 02/0840Z

Satellite image of Mayon volcano on 2 Aug 2026

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

FVFE01 at 09:01 UTC, 02/08/26 from RJTD
VA ADVISORY
DTG: 20260802/0900Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/777
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260802/0719Z FL090 EXTD E REPORTED
OBS VA DTG: 02/0840Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL090 260/19KT

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=

Lewotobi Volcano Volcanic Ash Advisory: VA TO FL090 OBS FROM GROUND AT 02/0443Z EST VA DTG: 02/0620Z to 9000 ft (2700 m)

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 9000 ft (2700 m) altitude or flight level 090 .
The full report is as follows:

FVAU04 at 06:18 UTC, 02/08/26 from ADRM
VA ADVISORY
DTG: 20260802/0620Z
VAAC: DARWIN
VOLCANO: LEWOTOBI 264180
PSN: S0833 E12246
AREA: INDONESIA
SOURCE ELEV: 1703M AMSL
ADVISORY NR: 2026/327
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL090 OBS FROM GROUND AT 02/0443Z
EST VA DTG: 02/0620Z
EST VA CLD: SFC/FL090 S0839 E12252 – S0852 E12221 – S0826
E12200 – S0800 E12214 – S0802 E12247 – S0828 E12255 MOV W
05KT
FCST VA CLD +6 HR: 02/1220Z SFC/FL090 S0840 E12252 – S0852
E12220 – S0833 E12159 – S0803 E12208 – S0757 E12245 – S0829
E12258
FCST VA CLD +12 HR: 02/1820Z SFC/FL090 S0837 E12254 – S0850
E12225 – S0828 E12159 – S0800 E12209 – S0758 E12244 – S0828
E12257
FCST VA CLD +18 HR: 03/0020Z SFC/FL090 S0835 E12252 – S0851
E12220 – S0829 E12200 – S0802 E12210 – S0758 E12242 – S0825
E12256
RMK: VA NOT IDENTIFIABLE ON LATEST SATELLITE IMAGERY. GROUND
REPORTS INDICATE DISCRETE VA EMISSIONS ARE ONGOING. VA
HEIGHT AND MOVEMENT BASED ON GROUND REPORTS AND MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260802/1220Z=

Semeru Volcano Volcanic Ash Advisory: ERUPTION LAST REPORTED AT 01/2206Z EST VA DTG: 02/0100Z

Satellite image of Semeru volcano on 2 Aug 2026

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

FVAU02 at 01:20 UTC, 02/08/26 from ADRM
VA ADVISORY
DTG: 20260802/0120Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/875
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: ERUPTION LAST REPORTED AT 01/2206Z
EST VA DTG: 02/0100Z
EST VA CLD: SFC/FL150 S0806 E11250 – S0800 E11255 – S0812
E11319 – S0829 E11302 MOV SE 05KT
FCST VA CLD +6 HR: 02/0700Z SFC/FL150 S0806 E11251 – S0801
E11255 – S0808 E11318 – S0827 E11303
FCST VA CLD +12 HR: 02/1300Z SFC/FL150 S0806 E11252 – S0802
E11255 – S0810 E11319 – S0827 E11305
FCST VA CLD +18 HR: 02/1900Z SFC/FL150 S0804 E11251 – S0800
E11255 – S0810 E11319 – S0828 E11304
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD. GROUND REPORTS INDICATE DISCRETE VA EMISSIONS ARE
ONGOING. VA HEIGHT AND FCST BASED GROUND REPORTS AND MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260802/0720Z=

Volcanic activity worldwide 1 Aug 2026: Santiaguito volcano, Fuego, Krakatau, Semeru, Sheveluch, Ibu…

Map of today's active volcanoes

Map of today's active volcanoes

Sheveluch (Kamchatka): Volcanic Ash Advisory Center Anchorage (VAAC) issued the following report: RESIDUAL VA OBS ON SATELLITE IMAGERY.

Sakurajima (Kyushu, Japan): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: ERUPTED AT 20260801/1445Z FL130 STNR OBS VA DTG:01/1440Z

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 .
The full report is as follows: VA TO FL070 OBS AT 01/0900Z MOV E EST VA DTG:01/1100Z to 7000 ft (2100 m)

Lewotobi (Flores): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 9000 ft (2700 m) altitude or flight level 090 .
The full report is as follows: VA TO FL090 MOV WSW OBS FROM GROUND AT 01/1517Z to 9000 ft (2700 m)

Krakatau (Sunda Strait, Indonesia): (1 Aug) 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 15 kts in SW direction.
The full report is as follows: VA OBS ON SAT IMG MOVING SW OBS VA DTG:01/0800Z to 5000 ft (1500 m)

Semeru (East Java, Indonesia): 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 .
The full report is as follows: VA TO FL150 OBS FM GND AT 01/0116Z MOV NE EST VA DTG:01/1300Z to 15000 ft (4600 m)

Dukono (Halmahera): 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 10 kts in NE direction.
The full report is as follows: VA TO FL060 OBS AT 01/1620Z EXT NE OBS VA DTG:01/1620Z to 6000 ft (1800 m)

Santiaguito (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: CONTG VA EMS. to 15000 ft (4600 m)

Fuego (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: FQT SMALL VA EM to 14000 ft (4300 m)

Telica (Nicaragua): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: ONGOING VA EMS

Puracé (Colombia): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 18000 ft (5500 m) altitude or flight level 180 .
The full report is as follows: CONTG VA EMS. to 18000 ft (5500 m)

Reventador (Ecuador): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: VONA RPT OF VA EM.

Sabancaya (Peru): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Buenos Aires warned about a volcanic ash plume that rose up to estimated 23000 ft (7000 m) altitude or flight level 230 and is moving at 20 kts in E direction.
The full report is as follows: ISOLATED PUFF to 23000 ft (7000 m)

Dukono Volcano Volcanic Ash Advisory: VA TO FL060 OBS AT 01/1620Z EXT NE OBS VA DTG: 01/1620Z to 6000 ft (1800 m)

Satellite image of Dukono volcano on 1 Aug 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 10 kts in NE direction.
The full report is as follows:

FVAU01 at 16:38 UTC, 01/08/26 from ADRM
VA ADVISORY
DTG: 20260801/1640Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SOURCE ELEV: 1229M AMSL
ADVISORY NR: 2026/572
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: VA TO FL060 OBS AT 01/1620Z EXT NE
OBS VA DTG: 01/1620Z
OBS VA CLD: SFC/FL060 N0135 E12753 – N0145 E12743 – N0257
E12751 – N0242 E12902 – N0143 E12906 MOV NE 10KT
FCST VA CLD +6 HR: 01/2220Z SFC/FL060 N0135 E12757 – N0144
E12741 – N0301 E12746 – N0247 E12906 – N0138 E12912
FCST VA CLD +12 HR: 02/0420Z SFC/FL060 N0134 E12752 – N0148
E12739 – N0257 E12747 – N0237 E12905 – N0132 E12859
FCST VA CLD +18 HR: 02/1020Z SFC/FL060 N0134 E12755 – N0143
E12737 – N0251 E12725 – N0256 E12844 – N0136 E12903
RMK: CONTINUOUS VA EMISSION OBS ON SAT IMAGERY EXT NE. VA
HEIGHT AND FORECAST BASED ON SATELLITE IMAGERY AND MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260801/2240Z=