Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 22000 ft (6700 m), or flight level 220.
Original VAAC bulletin:
FVXX25 at 11:26 UTC, 27/09/26 from KNES
VA ADVISORY
DTG: 20260927/1124Z
VAAC: WASHINGTON
VOLCANO: SANGAY 352090
PSN: S0200 W07820
AREA: ECUADOR
SOURCE ELEV: 17342 FT AMSL
ADVISORY NR: 2026/617
INFO SOURCE: GOES-19. NWP MODELS.
ERUPTION DETAILS: VA EMS OBS
OBS VA DTG: 27/1050Z
OBS VA CLD: SFC/FL220 S0149 W07832 - S0159 W07820
- S0201 W07821 - S0152 W07834 - S0149 W07832 MOV
NW 10KT
FCST VA CLD +6HR: 27/1700Z SFC/FL220 S0154 W07843
- S0159 W07820 - S0202 W07820 - S0159 W07844 -
S0154 W07843
FCST VA CLD +12HR: 27/2300Z SFC/FL220 S0152
W07843 - S0159 W07820 - S0202 W07820 - S0157
W07844 - S0152 W07843
FCST VA CLD +18HR: 28/0500Z SFC/FL220 S0155
W07839 - S0158 W07820 - S0202 W07820 - S0200
W07840 - S0155 W07839
RMK: VA EMS OBS IN STLT IMG UP TO APPRX 17NM FM
SUMMIT. NWP MDL GUIDANCE FCSTS GEN W TO WNW MOVMT
THRU T+18. HGT BASED ON MOVMT AND NWP MDLS.
...MONAGHAN
NXT ADVISORY: WILL BE ISSUED BY 20260927/1730Z