Autor: global-affair

An eruption was reported at Sakurajima at 21:31 UTC on 15 September 2026, but no volcanic ash cloud was identifiable in satellite data as of 21:30 UTC. No further advisories are planned unless ash is detected.
Original VAAC bulletin:

FVFE01 at 21:46 UTC, 15/09/26 from RJTD
VA ADVISORY
DTG: 20260915/2146Z
VAAC: TOKYO
VOLCANO: SAKURAJIMA [AIRA CALDERA] 282080
PSN: N3136 E13039
AREA: JAPAN
SOURCE ELEV: 1117M AMSL
ADVISORY NR: 2026/200
INFO SOURCE: JMA HIMAWARI-9
ERUPTION DETAILS: ERUPTED AT 20260915/2131Z FL110 EXTD NE
OBS VA DTG: 15/2130Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL110 220/12KT

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=

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 6000 ft (1800 m), or flight level 060.
Original VAAC bulletin:

FVAU04 at 17:49 UTC, 15/09/26 from ADRM
VA ADVISORY
DTG: 20260915/1800Z
VAAC: DARWIN
VOLCANO: LEWOTOLOK 264230
PSN: S0816 E12330
AREA: INDONESIA
SOURCE ELEV: 1423M AMSL
ADVISORY NR: 2026/238
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL060 MOV W REP FM GND AT 15/1059Z
EST VA DTG: 15/1730Z
EST VA CLD: SFC/FL060 S0814 E12333 - S0819 E12331 - S0817
 E12241 - S0758 E12239 - S0745 E12253 MOV NW 20KT
FCST VA CLD +6 HR: 15/2330Z SFC/FL060 S0819 E12332 - S0816
 E12242 - S0753 E12242 - S0741 E12300 - S0814 E12334
FCST VA CLD +12 HR: 16/0530Z SFC/FL060 S0818 E12333 - S0829
 E12247 - S0808 E12239 - S0748 E12254 - S0814 E12333
FCST VA CLD +18 HR: 16/1130Z SFC/FL060 S0819 E12332 - S0821
 E12242 - S0757 E12241 - S0743 E12259 - S0814 E12334
RMK: VA NOT IDENTIFIABLE ON CURRENT SATELLITE IMAGERY.
 HOWEVER, GROUND REPORT INDICATES ONGOING EMISSIONS. HEIGHT
 AND MOVEMENT BASED ON GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260916/0000Z=

The Volcanic Ash Advisory Center (VAAC) Washington issued the following bulletin.
Original VAAC bulletin:

FVXX22 at 14:29 UTC, 15/09/26 from KNES
VA ADVISORY
DTG: 20260915/1427Z

VAAC: WASHINGTON

VOLCANO: SANTA MARIA 342030
PSN: N1445 W09133

AREA: GUATEMALA

SOURCE ELEV: 12287 FT AMSL

ADVISORY NR: 2026/540

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

ERUPTION DETAILS: VA SEEN ON WEBCAM

EST VA DTG: 15/1410Z

EST VA CLD: SFC/FL140 N1447 W09148 - N1445 W09132
- N1444 W09132 - N1442 W09149 - N1447 W09148 MOV
W 15KT 

FCST VA CLD +6HR: 15/2000Z SFC/FL140 N1445 W09132
- N1444 W09131 - N1438 W09147 - N1444 W09148 -
N1445 W09132 

FCST VA CLD +12HR: 16/0200Z SFC/FL140 N1446
W09149 - N1446 W09132 - N1445 W09132 - N1440
W09149 - N1446 W09149 

FCST VA CLD +18HR: 16/0800Z SFC/FL140 N1446
W09149 - N1445 W09131 - N1444 W09131 - N1438
W09149 - N1446 W09149 

RMK: VA EMS SEEN ON WEBCAM. WX CLDS OBSC STLT
IMG. NWP MDLS FCST LTLCG IN FL WINDS THRU T+18. 
...BUTLER

NXT ADVISORY: WILL BE ISSUED BY 20260915/2030Z