The Volcanic Ash Advisory Center (VAAC) Washington issued the following bulletin.
Original VAAC bulletin:
FVXX21 at 12:00 UTC, 19/10/26 from KNES
VA ADVISORY
DTG: 20261019/1158Z
VAAC: WASHINGTON
VOLCANO: REVENTADOR 352010
PSN: S0005 W07739
AREA: ECUADOR
SOURCE ELEV: 11686 FT AMSL
ADVISORY NR: 2026/1095
INFO SOURCE: GOES-19. WEBCAM. NWP MODELS.
ERUPTION DETAILS: FRQT VA EMS
EST VA DTG: 19/1120Z
EST VA CLD: SFC/FL140 S0003 W07753 - S0004 W07739
- S0005 W07739 - S0009 W07752 - S0003 W07753 MOV
W 5KT
FCST VA CLD +6HR: 19/1730Z SFC/FL140 S0001 W07755
- S0004 W07739 - S0005 W07739 - S0007 W07755 -
S0001 W07755
FCST VA CLD +12HR: 19/2330Z SFC/FL140 S0001
W07755 - S0004 W07739 - S0005 W07739 - S0007
W07755 - S0001 W07755
FCST VA CLD +18HR: 20/0530Z SFC/FL140 S0001
W07752 - S0004 W07739 - S0005 W07739 - S0007
W07752 - S0001 W07752
RMK: FRQT VA EMS SEEN ON WEBCAM MOVG WSW. NO VA
EMS OBSD ON STLT IMG. NWP MDLS FCST GEN W MVMT
THRU T+18. FL BASED ON WEBCAM ACTIVITY. ...BUTLER
NXT ADVISORY: WILL BE ISSUED BY 20261019/1745Z