Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 15000 ft (4600 m), or flight level 150.
Original VAAC bulletin:
FVXX22 at 16:47 UTC, 14/08/26 from KNES
VA ADVISORY
DTG: 20260814/1637Z
VAAC: WASHINGTON
VOLCANO: REVENTADOR 352010
PSN: S0004 W07739
AREA: ECUADOR
SOURCE ELEV: 11686 FT AMSL
ADVISORY NR: 2026/823
INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.
ERUPTION DETAILS: ONGOING VA EMS
OBS VA DTG: 14/1610Z
OBS VA CLD: SFC/FL150 N0003 W07758 - S0004 W07740
- S0005 W07739 - S0005 W07758 - N0003 W07758 MOV
W 20KT
FCST VA CLD +6HR: 14/2200Z SFC/FL150 N0005 W07807
- S0004 W07739 - S0005 W07739 - S0005 W07807 -
N0005 W07807
FCST VA CLD +12HR: 15/0400Z SFC/FL150 N0005
W07807 - S0004 W07740 - S0005 W07739 - S0005
W07807 - N0005 W07807
FCST VA CLD +18HR: 15/1000Z SFC/FL150 N0005
W07807 - S0004 W07740 - S0005 W07740 - S0005
W07807 - N0005 W07807
RMK: VA NOT DETECTED ON STLT DUE TO WX CLDS IN
SUMMIT AREA. VA EMS LIKELY CONTINUE GIVEN RECENT
ACTVTY. NO CHG FCST TO MDL WINDS AT FL NXT 18 HR.
...KONON
NXT ADVISORY: WILL BE ISSUED BY 20260814/2230Z