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2026-10-08

Semeru Volcanic Ash Advisory: ash plume to 15,000 ft (4,600 m) as of Oct 8, 00:00 UTC

Satellite image of Semeru volcano on 8 Oct 2026

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 15000 ft (4600 m), or flight level 150.
Original VAAC bulletin:

FVAU02 at 00:19 UTC, 08/10/26 from ADRM
VA ADVISORY
DTG: 20261008/0020Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/1150
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL150 OBS AT 08/0000Z
OBS VA DTG: 08/0000Z
OBS VA CLD: SFC/FL150 S0824 E11249 - S0817 E11234 - S0803
 E11235 - S0748 E11304 - S0755 E11318 - S0811 E11318 MOV W
 05KT
FCST VA CLD +6 HR: 08/0600Z SFC/FL150 S0823 E11250 - S0815
 E11233 - S0759 E11234 - S0735 E11304 - S0741 E11325 - S0759
 E11329
FCST VA CLD +12 HR: 08/1200Z SFC/FL150 S0810 E11253 - S0802
 E11250 - S0742 E11307 - S0752 E11324 - S0809 E11318
FCST VA CLD +18 HR: 08/1800Z SFC/FL150 S0807 E11252 - S0802
 E11251 - S0749 E11310 - S0759 E11320 - S0759 E11320 - S0814
 E11313
RMK: DISCRETE VA EMISSION IDENTIFIABLE ON SATELLITE IMAGERY
 MOV W. RECENT GROUND REPORTS INDICATE ONGOING DISCRETE
 EMISSIONS. VA HEIGHT AND MOVEMENT BASED ON GROUND REPORTS,
 HIMAWARI-9 SAT AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20261008/0620Z=

2026-10-07

Manam Volcanic Ash Advisory: ash plume to 7,000 ft (2,100 m) as of Oct 7, 17:00 UTC

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 7000 ft (2100 m), or flight level 070.
Original VAAC bulletin:

FVAU05 at 17:19 UTC, 07/10/26 from ADRM
VA ADVISORY
DTG: 20261007/1725Z
VAAC: DARWIN
VOLCANO: MANAM 251020
PSN: S0405 E14502
AREA: PAPUA NEW GUINEA
SOURCE ELEV: 1807M AMSL
ADVISORY NR: 2026/46
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: VA TO FL070 OBS AT 07/1700Z MOV E
OBS VA DTG: 07/1700Z
OBS VA CLD: SFC/FL070 S0402 E14452 - S0351 E14502 - S0400
 E14536 - S0428 E14524 - S0416 E14452 MOV E 05KT
FCST VA CLD +6 HR: 07/2300Z SFC/FL070 S0359 E14454 - S0354
 E14500 - S0402 E14534 - S0427 E14521 - S0415 E14452
FCST VA CLD +12 HR: 08/0500Z SFC/FL070 S0400 E14453 - S0354
 E14458 - S0359 E14532 - S0426 E14523 - S0416 E14455
FCST VA CLD +18 HR: 08/1100Z SFC/FL070 S0412 E14451 - S0353
 E14456 - S0350 E14509 - S0400 E14531 - S0414 E14530 - S0427
 E14521 - S0425 E14502
RMK: VA IDENTIFIABLE ON SATELLITE IMAGERY. VA HEIGHT AND
 MOVEMENT BASED ON SATELLITE IMAGERY AND MODEL GUIDANCE
NXT ADVISORY: NO LATER THAN 20261007/2325Z=

2026-10-07

Red notification for tropical cyclone SIMON-26. Population affected by Category 1 (120 km/h) wind speeds or higher is 1.056 million .

From 07/10/2026 to 07/10/2026, a Tropical Storm (maximum wind speed of 185 km/h) SIMON-26 was active in EastPacific. The cyclone affects these countries: Mexico (vulnerability Medium). Estimated population affected by category 1 (120 km/h) wind speeds or higher is 1.056 million .

2026-10-07

Orange notification for tropical cyclone TWENTY-E-26. Population affected by Category 1 (120 km/h) wind speeds or higher is 56306 .

From 07/10/2026 to 07/10/2026, a Tropical Depression (maximum wind speed of 176 km/h) TWENTY-E-26 was active in EastPacific. The cyclone affects these countries: Mexico (vulnerability [unknown]). Estimated population affected by category 1 (120 km/h) wind speeds or higher is 56306 .

2026-10-07

Mayon Volcanic Ash Advisory: eruption reported as of 07 Oct 2026, 14:20 UTC

Satellite image of Mayon volcano on 7 Oct 2026

An eruption was reported at Mayon at 14:18 UTC on 7 October 2026, with ash to flight level 100 extending west-southwest. No volcanic ash cloud was identifiable from satellite data at 14:20 UTC.
Original VAAC bulletin:

FVFE01 at 14:43 UTC, 07/10/26 from RJTD
VA ADVISORY
DTG: 20261007/1443Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/803
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20261007/1418Z FL100 EXTD WSW REPORTED
OBS VA DTG: 07/1420Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL100 050/7KT
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=