Aoba Volcano Volcanic Ash Advisory: ERUPTION AT 20260405/0525Z OBS VA DTG: 05/0536Z to 10000 ft (3000 m)

Satellite image of Aoba volcano on 5 Apr 2026

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Wellington warned about a volcanic ash plume that rose up to estimated 10000 ft (3000 m) altitude or flight level 100 and is moving at 10 kts in N direction.
The full report is as follows:

FVPS01 at 05:36 UTC, 05/04/26 from NZKL
VA ADVISORY
DTG: 20260405/0536Z
VAAC: WELLINGTON
VOLCANO: AMBAE 257030
PSN: S1523 E16750
AREA: VANUATU
SOURCE ELEV: 1496M AMSL
ADVISORY NR: 2026/152
INFO SOURCE: HIMAWARI-9, WEBCAM
ERUPTION DETAILS: ERUPTION AT 20260405/0525Z
OBS VA DTG: 05/0536Z
OBS VA CLD: SFC/FL100 S1525 E16753 – S1525 E16747 – S1448
E16741 – S1450 E16759 MOV N 10KT
FCST VA CLD +6 HR: 05/1136Z NOT AVBL
FCST VA CLD +12 HR: 05/1736Z NOT AVBL
FCST VA CLD +18 HR: 05/2336Z NOT AVBL
RMK: MORE INFORMATION TO FOLLOW SHORTLY
NXT ADVISORY: NO LATER THAN 20260405/1136Z=

Mayon Volcano Volcanic Ash Advisory: ERUPTION AT 20260405/0052Z FL120 EXTD WSW REPORTED OBS VA DTG: 05/0100Z

Satellite image of Mayon volcano on 5 Apr 2026

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

FVFE01 at 01:15 UTC, 05/04/26 from RJTD
VA ADVISORY
DTG: 20260405/0115Z
VAAC: TOKYO
VOLCANO: MAYON 273030
PSN: N1315 E12341
AREA: PHILIPPINES
SOURCE ELEV: 2462M AMSL
ADVISORY NR: 2026/438
INFO SOURCE: HIMAWARI-9 PHIVOLCS
ERUPTION DETAILS: ERUPTION AT 20260405/0052Z FL120 EXTD WSW REPORTED
OBS VA DTG: 05/0100Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL120 070/5KT
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=

Sangay Volcano Volcanic Ash Advisory: VA EM DETECTED to 20500 ft (6200 m)

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 20500 ft (6200 m) altitude or flight level 205 .
The full report is as follows:

FVXX21 at 20:46 UTC, 04/04/26 from KNES
VA ADVISORY
DTG: 20260404/2044Z

VAAC: WASHINGTON

VOLCANO: SANGAY 352090
PSN: S0200 W07820

AREA: ECUADOR

SOURCE ELEV: 17342 FT AMSL

ADVISORY NR: 2026/366

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

ERUPTION DETAILS: VA EM DETECTED

OBS VA DTG: 04/2000Z

OBS VA CLD: SFC/FL205 S0159 W07820 – S0202 W07819
– S0220 W07834 – S0209 W07843 – S0159 W07820 MOV
SW 10KT

FCST VA CLD +6HR: 05/0200Z SFC/FL205 S0159 W07820
– S0202 W07818 – S0231 W07842 – S0216 W07858 –
S0159 W07820

FCST VA CLD +12HR: 05/0800Z SFC/FL205 S0159
W07820 – S0202 W07818 – S0226 W07852 – S0207
W07902 – S0159 W07820

FCST VA CLD +18HR: 05/1400Z SFC/FL205 S0158
W07902 – S0159 W07820 – S0202 W07819 – S0217
W07859 – S0158 W07902

RMK: VONA RCVD EARLIER FOR VA EM AND OBS IN STLT
IMG MOVNG SW FM SUMMIT. EXP MOVNT SHIFT FM SW TO
W THRU T+18 HRS. FL BSD ON VONA. FCST BSD ON NWP
MDLS. …LINER

NXT ADVISORY: WILL BE ISSUED BY 20260405/0245Z

Dukono Volcano Volcanic Ash Advisory: VA TO FL100 OBSERVED ON SAT IMAGERY EXT SW OBS VA DTG: 04/1520Z to 10000 ft (3000 m)

Satellite image of Dukono volcano on 4 Apr 2026

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 10000 ft (3000 m) altitude or flight level 100 and is moving at 05 kts in SW direction.
The full report is as follows:

FVAU03 at 15:36 UTC, 04/04/26 from ADRM
VA ADVISORY
DTG: 20260404/1540Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SOURCE ELEV: 1229M AMSL
ADVISORY NR: 2026/74
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL100 OBSERVED ON SAT IMAGERY EXT SW
OBS VA DTG: 04/1520Z
OBS VA CLD: SFC/FL100 N0145 E12752 – N0142 E12759 – N0101
E12801 – N0102 E12729 – N0126 E12712 MOV SW 05KT
FCST VA CLD +6 HR: 04/2120Z SFC/FL100 N0145 E12752 – N0143
E12758 – N0104 E12754 – N0105 E12722 – N0132 E12709
FCST VA CLD +12 HR: 05/0320Z SFC/FL100 N0147 E12752 – N0143
E12759 – N0059 E12751 – N0056 E12726 – N0116 E12712
FCST VA CLD +18 HR: 05/0920Z SFC/FL100 N0142 E12758 – N0059
E12742 – N0059 E12718 – N0119 E12705 – N0146 E12751
RMK: VA PARTIALLY IDENTIFIABLE ON RGB SATELLITE MOVING S AND
SW OF SUMMIT. GROUND REPORTS INDICATE ERUPTION IS ONGOING.
HEIGHT AND FORECAST BASED ON SAT IMAGERY, GROUND REP AND
MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260404/2140Z=

Sabancaya Volcano Volcanic Ash Advisory: NO VA EMS

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

FVAG01 at 11:22 UTC, 04/04/26 from SABM
VA ADVISORY
DTG: 20260404/1130Z

VAAC: BUENOS AIRES

VOLCANO: SABANCAYA 354006
PSN: S1547 W07150

AREA: PERU

SUMMIT ELEV: 19576 FT [5967 M]

ADVISORY NR: 2026/217

INFO SOURCE: GOES-E. GFS. WEBCAM.

AVIATION COLOUR CODE: NOT GIVEN

ERUPTION DETAILS: NO VA EMS

OBS VA DTG: 04/1100Z

OBS VA CLD: VA NOT IDENTIFIABLE FROM SATELLITE
DATA

FCST VA CLD +6 HR: 04/1700Z NO VA EXP

FCST VA CLD +12 HR: 04/2300Z NO VA EXP

FCST VA CLD +18 HR: 05/0500Z NO VA EXP

RMK: NO VA EMISSIONS DETECTED IN LAST HOURS IN
STLT IMAGERY AND WEBCAM. WEBCAMS SHOWS WEAK
EMISSIONS OF STEAM AND GASES …SMN

NXT ADVISORY: NO FURTHER ADVISORIES=