Volcanic Ash Advisory Center Washington (VAAC) issued the following report:
FVXX20 at 10:13 UTC, 01/01/26 from KNES
VA ADVISORY
DTG: 20260101/1010Z
VAAC: WASHINGTON
VOLCANO: REVENTADOR 352010
PSN: S0005 W07739
AREA: ECUADOR
SOURCE ELEV: 11686 FT AMSL
ADVISORY NR: 2026/002
INFO SOURCE: GOES-19. NWP MODELS.
ERUPTION DETAILS: LIKELY VA EMS
EST VA DTG: 01/0940Z
EST VA CLD: SFC/FL160 S0002 W07754 – S0004 W07738
– S0006 W07739 – S0010 W07753 – S0002 W07754 MOV
W 10KT
FCST VA CLD +6HR: 01/1530Z SFC/FL160 S0001 W07802
– S0004 W07739 – S0006 W07739 – S0010 W07802 –
S0001 W07802
FCST VA CLD +12HR: 01/2130Z SFC/FL160 S0004
W07740 – S0004 W07738 – S0023 W07748 – S0016
W07756 – S0004 W07740
FCST VA CLD +18HR: 02/0330Z SFC/FL160 S0004
W07739 – S0005 W07738 – S0020 W07754 – S0012
W07800 – S0004 W07739
RMK: VA NOT OBS ON STLT IMG DUE TO WX CLDS. NWP
MDLS SUG W MVMT SHFTNG SW BY T+12. FL BASED ON
RCNT ACTIVITY. …EVANS
NXT ADVISORY: WILL BE ISSUED BY 20260101/1615Z