Satellite image of Sangay volcano on 28 Sep 2026
Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 20000 ft (6100 m), or flight level 200.
Original VAAC bulletin:
FVXX25 at 22:33 UTC, 28/09/26 from KNES
VA ADVISORY
DTG: 20260928/2230Z
VAAC: WASHINGTON
VOLCANO: SANGAY 352090
PSN: S0200 W07820
AREA: ECUADOR
SOURCE ELEV: 17342 FT AMSL
ADVISORY NR: 2026/623
INFO SOURCE: GOES-19. VONA. NWP MODELS.
ERUPTION DETAILS: LGT VA EMS OBS
OBS VA DTG: 28/2200Z
OBS VA CLD: SFC/FL200 S0200 W07820 - S0202 W07819
- S0211 W07835 - S0202 W07843 - S0200 W07820 MOV
SW 0KT
FCST VA CLD +6HR: 29/0400Z SFC/FL200 S0150 W07903
- S0156 W07824 - S0201 W07819 - S0214 W07850 -
S0150 W07903
FCST VA CLD +12HR: 29/1000Z SFC/FL200 S0159
W07821 - S0201 W07819 - S0222 W07849 - S0214
W07855 - S0159 W07821
FCST VA CLD +18HR: 29/1600Z NO VA EXP
RMK: VONA RCVD RPRTNG LGT VA EMS UP TO FL200.
STEAM AND GAS PLUME WITH LGT VA OBS IN STLT IMG
FANNING OUT WSW FM SUMMIT. NWP MDL GUIDANCE FCSTS
GEN WSW TO WNW MOVMT THRU T+6. ...MONAGHAN
NXT ADVISORY: WILL BE ISSUED BY 20260929/0430Z