Reventador Volcano Volcanic Ash Advisory: SML VA EMS 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 21:59 UTC, 26/01/26 from KNES
VA ADVISORY
DTG: 20260126/2157Z

VAAC: WASHINGTON

VOLCANO: REVENTADOR 352010
PSN: S0004 W07739

AREA: ECUADOR

SOURCE ELEV: 11686 FT AMSL

ADVISORY NR: 2026/107

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

ERUPTION DETAILS: SML VA EMS

OBS VA DTG: 26/2120Z

OBS VA CLD: SFC/FL160 S0004 W07746 – S0004 W07739
– S0005 W07739 – S0009 W07740 – S0004 W07746 MOV
SW 5KT

FCST VA CLD +6HR: 27/0330Z SFC/FL160 N0004 W07740
– S0005 W07739 – S0005 W07740 – N0002 W07745 –
N0004 W07740

FCST VA CLD +12HR: 27/0930Z SFC/FL160 N0004
W07740 – S0005 W07739 – S0005 W07740 – N0002
W07745 – N0004 W07740

FCST VA CLD +18HR: 27/1530Z SFC/FL160 N0003
W07744 – S0005 W07739 – S0005 W07740 – S0000
W07748 – N0003 W07744

RMK: VA EMS OBS IN STLT IMG EXT UP TO 10NM SW FM
SUMMIT. MDL GUIDANCE SUGGESTS NW MVMT BY T+6.
FCST CONFIDENCE LOW. …GATLING

NXT ADVISORY: WILL BE ISSUED BY 20260127/0400Z

Lewotolo Volcano Volcanic Ash Advisory: VA TO FLO60 REPORTED AT 26/1701Z MOV E EST VA DTG: 26/1740Z

Satellite image of Lewotolo volcano on 26 Jan 2026

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

FVAU04 at 18:02 UTC, 26/01/26 from ADRM
VA ADVISORY
DTG: 20260126/1802Z
VAAC: DARWIN
VOLCANO: LEWOTOLOK 264230
PSN: S0816 E12330
AREA: INDONESIA
SOURCE ELEV: 1423M AMSL
ADVISORY NR: 2026/43
INFO SOURCE: CVGHM, HIMAWARI-9
ERUPTION DETAILS: VA TO FLO60 REPORTED AT 26/1701Z MOV E
EST VA DTG: 26/1740Z
EST VA CLD: SFC/FL060 S0818 E12327 – S0813 E12328 – S0815
E12359 – S0825 E12358 MOV E 25KT
FCST VA CLD +6 HR: 26/2340Z NO VA EXP
FCST VA CLD +12 HR: 27/0540Z NO VA EXP
FCST VA CLD +18 HR: 27/1140Z NO VA EXP
RMK: CVGHM VONA REPORTED VA EMISSION 200M ABOVE THE SUMMIT
AT 26/1701Z. VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO
MET CLOUD. HEIGHT AND MOVEMENT BASED ON GROUND REPORT AND
MODEL GUIDANCE. VA EXPECTED TO DISSIPATE WITHIN 6 HOURS.
NXT ADVISORY: NO LATER THAN 20260127/0002Z=

Mayon Volcano Volcanic Ash Advisory: ERUPTION AT 20260126/1347Z VA CLD UNKNOWN REPORTED OBS VA DTG: 26/1350Z

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

FVFE01 at 14:06 UTC, 26/01/26 from RJTD
VA ADVISORY
DTG: 20260126/1406Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/88
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260126/1347Z VA CLD UNKNOWN REPORTED
OBS VA DTG: 26/1350Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL180 080/11KT

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=

Manam Volcano Volcanic Ash Advisory: VA TO FL080 OBS AT 26/0020Z MOV SE EST VA DTG: 26/0940Z to 8000 ft (2400 m)

Satellite image of Manam volcano on 26 Jan 2026

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 8000 ft (2400 m) altitude or flight level 080 .
The full report is as follows:

FVAU03 at 10:02 UTC, 26/01/26 from ADRM
VA ADVISORY
DTG: 20260126/1004Z
VAAC: DARWIN
VOLCANO: MANAM 251020
PSN: S0405 E14502
AREA: PAPUA NEW GUINEA
SOURCE ELEV: 1807M AMSL
ADVISORY NR: 2026/5
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: VA TO FL080 OBS AT 26/0020Z MOV SE
EST VA DTG: 26/0940Z
EST VA CLD: SFC/FL080 S0405 E14500 – S0402 E14503 – S0414
E14530 – S0430 E14526 – S0431 E14511 MOV SE 15KT
FCST VA CLD +6 HR: 26/1540Z SFC/FL080 S0405 E14500 – S0402
E14503 – S0411 E14533 – S0426 E14529 – S0429 E14515
FCST VA CLD +12 HR: 26/2140Z SFC/FL080 S0405 E14500 – S0402
E14503 – S0408 E14533 – S0423 E14532 – S0430 E14517
FCST VA CLD +18 HR: 27/0340Z SFC/FL080 S0406 E14458 – S0401
E14500 – S0403 E14533 – S0419 E14534 – S0425 E14522
RMK: VA NOT IDENTIFIABLE ON CURRENT SATELLITE IMAGERY DUE TO
MET CLOUD, HOWEVER EMISSION IS EXPECTED TO BE ONGOING. VA
HEIGHT AND FORECAST BASED ON HIMAWARI-9 IMAGERY AND MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260126/1604Z=

Ibu Volcano Volcanic Ash Advisory: VA EMISSION REP FM GND AT 26/0253Z OBS VA DTG: 26/0610Z to 6000 ft (1800 m)

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 06:26 UTC, 26/01/26 from ADRM
VA ADVISORY
DTG: 20260126/0636Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/103
INFO SOURCE: CVGHM, HIMAWARI-9
ERUPTION DETAILS: VA EMISSION REP FM GND AT 26/0253Z
OBS VA DTG: 26/0610Z
OBS VA CLD: SFC/FL060 N0126 E12739 – N0130 E12734 – N0201
E12745 – N0200 E12759 – N0146 E12804 MOV NE 10KT
FCST VA CLD +6 HR: 26/1210Z SFC/FL060 N0126 E12737 – N0131
E12735 – N0152 E12754 – N0147 E12807 – N0130 E12806
FCST VA CLD +12 HR: 26/1810Z SFC/FL060 N0127 E12736 – N0132
E12736 – N0140 E12759 – N0127 E12805 – N0114 E12756
FCST VA CLD +18 HR: 27/0010Z SFC/FL060 N0127 E12735 – N0132
E12736 – N0142 E12759 – N0129 E12805 – N0117 E12757
RMK: VA IDENTIFIABLE ON LATEST SAT IMAGERY. VA HEIGHT AND
MOVEMENT BASED ON HIMAWARI-9 IMAGERY AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260126/1236Z=