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

FVAU05 at 16:04 UTC, 26/09/26 from ADRM
VA ADVISORY
DTG: 20260926/1604Z
VAAC: DARWIN
VOLCANO: MARAPI 261140
PSN: S0023 E10028
AREA: INDONESIA
SOURCE ELEV: 2885M AMSL
ADVISORY NR: 2026/79
INFO SOURCE: VONA
ERUPTION DETAILS: ERUPTION REPORTED AT 26/1440Z
EST VA DTG: 26/1540Z
EST VA CLD: SFC/FL120 S0027 E10025 - N0000 E10000 - N0008
 E10040 - S0025 E10033 MOV N 05KT
FCST VA CLD +6 HR: 26/2140Z NO VA EXP
FCST VA CLD +12 HR: 27/0340Z NO VA EXP
FCST VA CLD +18 HR: 27/0940Z NO VA EXP
RMK: GROUND OBSERVER REPORTING ERUPTION OF UNKNOWN HEIGHT AT
 26/1440Z. VA UNIDENTIFIABLE ON SATELLITE DUE TO OBSCURATION
 BY MET CLOUD. HEIGHT BASED ON RECENT ERUPTIVE BEHAVIOUR.
 MOVEMENT BASED ON MODEL GUIDANCE. VA EXPECTED TO DISSIPATE
 WITHIN 6 HOURS.
NXT ADVISORY: NO LATER THAN 20260926/2204Z=

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, and moving at 10 kts in W direction.
Original VAAC bulletin:

FVAU04 at 10:47 UTC, 26/09/26 from ADRM
VA ADVISORY
DTG: 20260926/1050Z
VAAC: DARWIN
VOLCANO: LEWOTOLOK 264230
PSN: S0816 E12330
AREA: INDONESIA
SOURCE ELEV: 1423M AMSL
ADVISORY NR: 2026/281
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL070 LAST REP AT 26/0254Z
EST VA DTG: 26/1030Z
EST VA CLD: SFC/FL070 S0818 E12332 - S0820 E12306 - S0800
 E12313 - S0815 E12333 MOV W 10KT
FCST VA CLD +6 HR: 26/1630Z SFC/FL070 S0818 E12332 - S0820
 E12306 - S0800 E12313 - S0815 E12333
FCST VA CLD +12 HR: 26/2230Z SFC/FL070 S0818 E12332 - S0820
 E12306 - S0800 E12313 - S0815 E12333
FCST VA CLD +18 HR: 27/0430Z SFC/FL070 S0818 E12332 - S0820
 E12307 - S0803 E12312 - S0815 E12333
RMK: VA NOT IDENTIFIABLE ON LATEST SATELLITE IMAGERY.
 REGULAR GROUND REPORTS INDICATE INTERMITTENT ERUPTIONS ARE
 ONGOING. HEIGHT AND MOVEMENT BASED ON GROUND REPORTS AND
 MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260926/1650Z=

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

FVAK21 at 09:22 UTC, 26/09/26 from PAWU
VAAAK1
VA ADVISORY
DTG: 20260926/0921Z
VAAC: ANCHORAGE
VOLCANO: SHEVELUCH 300270
PSN N5639 E161021
AREA: KAMCHATKA PENINSULA
SOURCE ELEV: 10768 FT AMSL
ADVISORY NR: 2026/254
INFO SOURCE: VAAC TOKYO
ERUPTION DETAILS: NOT PROVIDED
OBS VA DTG: NOT PROVIDED
OBS VA CLD: NOT PROVIDED
FCST VA CLD +6HR: NOT PROVIDED
FCST VA CLD +12HR: NOT PROVIDED
FCST VA CLD +18HR: NOT PROVIDED
RMK: PLEASE SEE FVFE01 RJTD ISSUED BY TOKYO VAAC WHICH DESCRIBES 
CONDITIONS NEAR THE ANCHORAGE VAAC AREA OF RESPONSIBILITY. ...CC
NXT ADVISORY: WILL BE ISSUED BY 20260926/1520Z

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 18000 ft (5500 m), or flight level 180.
Original VAAC bulletin:

FVXX24 at 04:48 UTC, 26/09/26 from KNES
VA ADVISORY
DTG: 20260926/0445Z

VAAC: WASHINGTON

VOLCANO: PURACE 351060
PSN: N0219 W07624

AREA: COLOMBIA

SOURCE ELEV: 15256 FT AMSL

ADVISORY NR: 2026/544

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

ERUPTION DETAILS: VA MOVG NW

OBS VA DTG: 26/0410Z

OBS VA CLD: SFC/FL180 N0225 W07630 - N0220 W07623
- N0218 W07625 - N0221 W07632 - N0225 W07630 MOV
NW 10KT 

FCST VA CLD +6HR: 26/1000Z SFC/FL180 N0230 W07636
- N0220 W07623 - N0218 W07623 - N0222 W07639 -
N0230 W07636 

FCST VA CLD +12HR: 26/1600Z NO VA EXP

FCST VA CLD +18HR: 26/2200Z NO VA EXP

RMK: VA EMS OBS IN STLT IMAGERY MOVG APPRX 10NM
NW FM SUMMIT. RCNT VONA RPRT RCVD. VA FL BASED ON
VONA. VA FCST THRU T+6 HRS BASED ON NWP MDL
GUIDANCE. ...COVERDALE

NXT ADVISORY: WILL BE ISSUED BY 20260926/1045Z