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Satellite image of Lewotobi volcano on 21 Jul 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:

FVAU04 at 11:58 UTC, 21/07/26 from ADRM
VA ADVISORY
DTG: 20260721/1200Z
VAAC: DARWIN
VOLCANO: LEWOTOBI 264180
PSN: S0833 E12246
AREA: INDONESIA
SOURCE ELEV: 1703M AMSL
ADVISORY NR: 2026/279
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL080 OBS AT 21/1120Z MOV NE
EST VA DTG: 21/1140Z
EST VA CLD: SFC/FL080 S0837 E12242 – S0825 E12237 – S0807
E12242 – S0814 E12309 – S0845 E12311 MOV NE 05KT
FCST VA CLD +6 HR: 21/1740Z SFC/FL080 S0837 E12242 – S0807
E12243 – S0808 E12303 – S0822 E12314 – S0840 E12311
FCST VA CLD +12 HR: 21/2340Z SFC/FL080 S0837 E12242 – S0809
E12229 – S0805 E12253 – S0817 E12311 – S0841 E12311
FCST VA CLD +18 HR: 22/0540Z SFC/FL080 S0837 E12242 – S0812
E12224 – S0805 E12247 – S0813 E12308 – S0836 E12312
RMK: VA NOT IDENTIFIABLE ON SALLITE IMAGERY DUE TO MET
CLOUD. GROUND REPORTS INDICATE INTERMITTENT VA ERUPTIONS ARE
ONGOING. VA HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGERY,
GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260721/1800Z=

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 10:29 UTC, 21/07/26 from ADRM
VA ADVISORY
DTG: 20260721/1030Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/818
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL060 REP AT 21/0939Z MOV NE
EST VA DTG: 21/1010Z
EST VA CLD: SFC/FL060 N0125 E12740 – N0128 E12733 – N0153
E12738 – N0156 E12758 – N0138 E12804 MOV NE 10KT
FCST VA CLD +6 HR: 21/1610Z SFC/FL060 N0125 E12740 – N0128
E12733 – N0153 E12740 – N0157 E12756 – N0142 E12802
FCST VA CLD +12 HR: 21/2210Z SFC/FL060 N0125 E12740 – N0128
E12733 – N0153 E12740 – N0157 E12755 – N0144 E12801
FCST VA CLD +18 HR: 22/0410Z SFC/FL060 N0125 E12740 – N0128
E12733 – N0154 E12734 – N0159 E12750 – N0146 E12759
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
CLOUD. GROUND REPORTS INDICATE INTERMITTENT VA ERUPTIONS ARE
ONGOING. VA HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGERY,
GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260721/1630Z=

Satellite image of Taal volcano on 21 Jul 2026

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

FVFE01 at 06:49 UTC, 21/07/26 from RJTD
VA ADVISORY
DTG: 20260721/0649Z
VAAC: TOKYO
VOLCANO: TAAL 273070
PSN: N1400 E12100
AREA: PHILIPPINES
SOURCE ELEV: 311M AMSL
ADVISORY NR: 2026/15
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260721/0629Z FL050 REPORTED
OBS VA DTG: 21/0630Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL050 010/1KT
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=

Satellite image of Krakatau volcano on 21 Jul 2026

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

FVAU06 at 01:44 UTC, 21/07/26 from ADRM
VA ADVISORY
DTG: 20260721/0150Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SOURCE ELEV: 155M AMSL
ADVISORY NR: 2026/65
INFO SOURCE: HIMAWARI-9, CVGHM, WEBCAM
ERUPTION DETAILS: ERUPTION LAST REPORTED AT 20/2111Z
OBS VA DTG: 21/0130Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL040 130/10KT
FCST VA CLD +6 HR: 21/0730Z NO VA EXP
FCST VA CLD +12 HR: 21/1330Z NO VA EXP
FCST VA CLD +18 HR: 21/1930Z NO VA EXP
RMK: NO EVIDENCE OF VA ON CURRENT SATELLITE IMAGERY IN CLEAR
SKIES. NO REPORTS OF NEW OR ONGOING ERUPTION. ADVISORY
TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES=