Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 16000 ft (4900 m) altitude or flight level 160 .
The full report is as follows:
FVXX22 at 01:28 UTC, 18/07/26 from KNES
VA ADVISORY
DTG: 20260718/0125Z
VAAC: WASHINGTON
VOLCANO: REVENTADOR 352010
PSN: S0004 W07739
AREA: ECUADOR
SOURCE ELEV: 11686 FT AMSL
ADVISORY NR: 2026/704
INFO SOURCE: GOES-19. VONA. NWP MODELS.
GEOPHYSICAL INST.
ERUPTION DETAILS: VA EM CONT
OBS VA DTG: 18/0100Z
OBS VA CLD: SFC/FL160 N0001 W07748 – S0004 W07739
– S0005 W07740 – S0002 W07750 – N0001 W07748 MOV
W 15KT
FCST VA CLD +6HR: 18/0700Z SFC/FL160 N0004 W07750
– S0004 W07738 – S0005 W07739 – S0005 W07753 –
N0004 W07750
FCST VA CLD +12HR: 18/1300Z SFC/FL160 N0004
W07752 – S0004 W07738 – S0005 W07738 – S0005
W07755 – N0004 W07752
FCST VA CLD +18HR: 18/1900Z SFC/FL160 N0004
W07753 – S0004 W07738 – S0005 W07738 – S0004
W07756 – N0004 W07753
RMK: VA EM OBSD IN SAT AND VA CLD EXTD APRX 10 NM
WNW FM SUMMIT. VONA RECEIVED. NWP MDL FCST LTLCG
THRU T+18HRS. …ZENG
NXT ADVISORY: WILL BE ISSUED BY 20260718/0730Z