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Satellite image of Aoba volcano on 18 Jul 2026

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Wellington warned about a volcanic ash plume that rose up to estimated 9000 ft (2700 m) altitude or flight level 090 and is moving at 15 kts in SW direction.
The full report is as follows:

FVPS01 at 08:20 UTC, 18/07/26 from NZKL
VA ADVISORY
DTG: 20260718/0820Z
VAAC: WELLINGTON
VOLCANO: AMBAE 257030
PSN: S1523 E16750
AREA: VANUATU
SOURCE ELEV: 1496M AMSL
ADVISORY NR: 2026/250
INFO SOURCE: HIMAWARI 9 SATELLITE
ERUPTION DETAILS: ERUPTION AT 20260718/0720Z CONTINUOUS LOW
LEVEL ERUPTION
OBS VA DTG: 18/0820Z
OBS VA CLD: SFC/FL090 S1526 E16755 – S1538 E16720 – S1517
E16716 – S1516 E16755 MOV SW 15KT
FCST VA CLD +6 HR: 18/1420Z NOT AVBL
FCST VA CLD +12 HR: 18/2020Z NOT AVBL
FCST VA CLD +18 HR: 19/0220Z NOT AVBL
RMK: MORE INFORMATION TO FOLLOW SHORTLY
NXT ADVISORY: NO LATER THAN 20260718/1420Z=

Satellite image of Dukono volcano on 18 Jul 2026

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:

FVAU01 at 06:48 UTC, 18/07/26 from ADRM
VA ADVISORY
DTG: 20260718/0650Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SOURCE ELEV: 1229M AMSL
ADVISORY NR: 2026/514
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL070 OBS AT 17/0630Z MOV NE
OBS VA DTG: 18/0630Z
OBS VA CLD: SFC/FL070 N0134 E12749 – N0149 E12745 – N0249
E12848 – N0217 E12912 – N0135 E12910 MOV NE 10KT
FCST VA CLD +6 HR: 18/1230Z SFC/FL070 N0134 E12747 – N0152
E12744 – N0244 E12855 – N0209 E12916 – N0129 E12911
FCST VA CLD +12 HR: 18/1830Z SFC/FL070 N0134 E12750 – N0150
E12745 – N0240 E12852 – N0214 E12912 – N0139 E12908
FCST VA CLD +18 HR: 19/0030Z SFC/FL070 N0133 E12748 – N0150
E12743 – N0234 E12851 – N0213 E12913 – N0139 E12905
RMK: WEAK, CONTINUOUS VA IDENTIFIABLE ON SATELLITE IMAGERY.
GROUND REPORTS INDICATE AN ONGOING ERUPTION. VA HEIGHT AND
MOVEMENT BASED ON SATELLITE IMAGERY, GROUND REPORTS AND
MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260718/1250Z=

Satellite image of Ibu volcano on 18 Jul 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 .
The full report is as follows:

FVAU03 at 04:25 UTC, 18/07/26 from ADRM
VA ADVISORY
DTG: 20260718/0430Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/805
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL060 REP AT 18/0335Z MOV NE
EST VA DTG: 18/0410Z
EST VA CLD: SFC/FL060 N0126 E12736 – N0131 E12733 – N0203
E12758 – N0149 E12816 – N0127 E12817 MOV NE 10KT
FCST VA CLD +6 HR: 18/1010Z SFC/FL060 N0126 E12736 – N0131
E12733 – N0159 E12801 – N0149 E12810 – N0132 E12814
FCST VA CLD +12 HR: 18/1610Z SFC/FL060 N0126 E12736 – N0131
E12733 – N0155 E12757 – N0146 E12806 – N0131 E12808
FCST VA CLD +18 HR: 18/2210Z SFC/FL060 N0126 E12736 – N0131
E12733 – N0155 E12757 – N0146 E12806 – N0133 E12808
RMK: VA NOT IDENTIFIABLE ON SAT IMG DUE TO MET CLOUD. GROUND
REPORTS INDICATE DISCRETE EMISSIONS ARE ONGOING. VA HEIGHT
AND MOVEMENT BASED ON LATEST HIMAWARI-9 SATELLITE IMAGERY,
GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260718/1030Z=

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:

FVXX22 at 01:28 UTC, 18/07/26 from KNES
VA ADVISORY
DTG: 20260718/0125Z

VAAC: WASHINGTON

VOLCANO: REVENTADOR 352010
PSN: S0004 W07739

AREA: ECUADOR

SOURCE ELEV: 11686 FT AMSL

ADVISORY NR: 2026/704

INFO SOURCE: GOES-19. VONA. NWP MODELS.
GEOPHYSICAL INST.

ERUPTION DETAILS: VA EM CONT

OBS VA DTG: 18/0100Z

OBS VA CLD: SFC/FL160 N0001 W07748 – S0004 W07739
– S0005 W07740 – S0002 W07750 – N0001 W07748 MOV
W 15KT

FCST VA CLD +6HR: 18/0700Z SFC/FL160 N0004 W07750
– S0004 W07738 – S0005 W07739 – S0005 W07753 –
N0004 W07750

FCST VA CLD +12HR: 18/1300Z SFC/FL160 N0004
W07752 – S0004 W07738 – S0005 W07738 – S0005
W07755 – N0004 W07752

FCST VA CLD +18HR: 18/1900Z SFC/FL160 N0004
W07753 – S0004 W07738 – S0005 W07738 – S0004
W07756 – N0004 W07753

RMK: VA EM OBSD IN SAT AND VA CLD EXTD APRX 10 NM
WNW FM SUMMIT. VONA RECEIVED. NWP MDL FCST LTLCG
THRU T+18HRS. …ZENG

NXT ADVISORY: WILL BE ISSUED BY 20260718/0730Z

Satellite image of Sheveluch volcano on 17 Jul 2026

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Tokyo warned about a volcanic ash plume that rose up to estimated 35000 ft (10700 m) altitude or flight level 350 and is moving at 25 kts in SE direction.
The full report is as follows:

FVFE01 at 20:55 UTC, 17/07/26 from RJTD
VA ADVISORY
DTG: 20260717/2055Z
VAAC: TOKYO
VOLCANO: SHEVELUCH 300270
PSN: N5639 E16122
AREA: RUSSIA
SOURCE ELEV: 3283M AMSL
ADVISORY NR: 2026/267
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: POSS ERUPTION OBS AT 20260717/1940Z FL350 EXTD SE
OBS VA DTG: 17/2010Z
OBS VA CLD: SFC/FL350 N5639 E16136 – N5652 E16203 – N5641 E16208 –
N5629 E16141 MOV SE 25KT
FCST VA CLD +6 HR: 18/0210Z SFC/FL360 N5445 E16558 – N5547 E16342 –
N5655 E16207 – N5734 E16352
FCST VA CLD +12 HR: 18/0810Z SFC/FL360 N5754 E16735 – N5212 E16923 –

N5249 E16756 – N5613 E16548 – N5734 E16351
FCST VA CLD +18 HR: 18/1410Z SFC/FL360 N5728 E17045 – N5343 E17223 –

N4910 E17223 – N4916 E17115 – N5521 E16839 – N5708 E16717
RMK: NIL
NXT ADVISORY: 20260718/0000Z=