Semeru Volcano Volcanic Ash Advisory: GROUND REPORT OF VA ERUPTION AT 11/2222Z EST VA DTG: 11/2230Z

Satellite image of Semeru volcano on 11 May 2026

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

FVAU02 at 22:51 UTC, 11/05/26 from ADRM
VA ADVISORY
DTG: 20260511/2250Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/537
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: GROUND REPORT OF VA ERUPTION AT 11/2222Z
EST VA DTG: 11/2230Z
EST VA CLD: SFC/FL160 S0809 E11257 – S0805 E11216 – S0737
E11242 – S0804 E11259 MOV NW 10KT
FCST VA CLD +6 HR: 12/0430Z SFC/FL160 S0809 E11258 – S0810
E11221 – S0741 E11239 – S0804 E11259
FCST VA CLD +12 HR: 12/1030Z SFC/FL160 S0809 E11257 – S0811
E11221 – S0746 E11228 – S0803 E11258
FCST VA CLD +18 HR: 12/1630Z SFC/FL160 S0805 E11259 – S0809
E11258 – S0814 E11215 – S0746 E11224
RMK: DISCRETE VA EMISSIONS IDENTIFIABLE ON RECENT RGB SAT
IMAGERY MOV NW. GROUND REPORTS INDICATE ONGOING VA
EMISSIONS. VA HEIGHT AND MOV FROM SAT IMAGERY, GROUND REP
AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260512/0450Z=

Mayon Volcano Volcanic Ash Advisory: ERUPTION AT 20260511/1659Z VA CLD UNKNOWN REPORTED OBS VA DTG: 11/1659Z

Satellite image of Mayon volcano on 11 May 2026

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

FVFE01 at 17:21 UTC, 11/05/26 from RJTD
VA ADVISORY
DTG: 20260511/1721Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/594
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260511/1659Z VA CLD UNKNOWN REPORTED
OBS VA DTG: 11/1659Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL180 040/13KT

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=

Sabancaya Volcano Volcanic Ash Advisory: VA PUFF EMISSION to 23000 ft (7000 m)

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 .
The full report is as follows:

FVAG01 at 13:16 UTC, 11/05/26 from SABM
VA ADVISORY
DTG: 20260511/1320Z

VAAC: BUENOS AIRES

VOLCANO: SABANCAYA 354006
PSN: S1547 W07150

AREA: PERU

SUMMIT ELEV: 19576 FT [5967 M]

ADVISORY NR: 2026/326

INFO SOURCE: GOES-E. GFS. WEBCAM.

AVIATION COLOUR CODE: NOT GIVEN

ERUPTION DETAILS: VA PUFF EMISSION

OBS VA DTG: 11/1240Z

OBS VA CLD: SFC/FL230 S1540 W07158 – S1547 W07150
– S1552 W07158 – S1547 W07207 – S1540 W07158 MOV
W 10KT

FCST VA CLD +6 HR: 11/1840Z SFC/FL230 S1534 W07200
– S1538 W07152 – S1546 W07150 – S1554 W07200 –
S1544 W07212 – S1534 W07200

FCST VA CLD +12 HR: 12/0040Z NO VA EXP

FCST VA CLD +18 HR: 12/0640Z NO VA EXP

RMK: WEAK VA PUFF EMISSION IS DETECTED IN STLT
IMAGERY AND WEBCAM UNDER PARTIALLY COVERED SKIES.
…SMN

NXT ADVISORY: WILL BE ISSUED BY 20260511/1920Z=

Mayon Volcano Volcanic Ash Advisory: ERUPTION AT 20260511/0853Z FL080 EXTD WNW REPORTED OBS VA DTG: 11/0900Z

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

FVFE01 at 09:16 UTC, 11/05/26 from RJTD
VA ADVISORY
DTG: 20260511/0916Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/592
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260511/0853Z FL080 EXTD WNW REPORTED
OBS VA DTG: 11/0900Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL080 060/8KT
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=

Fuego Volcano Volcanic Ash Advisory: VA EM DETECTED to 16000 ft (4900 m)

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 16000 ft (4900 m) altitude or flight level 160 .
The full report is as follows:

FVXX20 at 03:23 UTC, 11/05/26 from KNES
VA ADVISORY
DTG: 20260511/0320Z

VAAC: WASHINGTON

VOLCANO: FUEGO 342090
PSN: N1428 W09052

AREA: GUATEMALA

SOURCE ELEV: 12346 FT AMSL

ADVISORY NR: 2026/547

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

ERUPTION DETAILS: VA EM DETECTED

OBS VA DTG: 11/0240Z

OBS VA CLD: SFC/FL160 N1432 W09114 – N1428 W09052
– N1426 W09052 – N1425 W09114 – N1432 W09114 MOV
W 15KT

FCST VA CLD +6HR: 11/0830Z SFC/FL160 N1436 W09116
– N1428 W09052 – N1426 W09052 – N1425 W09119 –
N1436 W09116

FCST VA CLD +12HR: 11/1430Z SFC/FL160 N1439
W09117 – N1428 W09052 – N1426 W09052 – N1427
W09119 – N1439 W09117

FCST VA CLD +18HR: 11/2030Z NO VA EXP

RMK: VA EM SEEN IN STLT IMG MOVNG W FM SUMMIT.
VOL ACTIVITY ALSO SEEN IN WEBCAM. EXP WNW MOVNT
THRU T+12 HRS. FL AND FCST BSD ON NWP MDLS.
…LINER

NXT ADVISORY: WILL BE ISSUED BY 20260511/0915Z