Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 25000 ft (7600 m) altitude or flight level 250 .
The full report is as follows:
FVXX21 at 22:38 UTC, 13/04/26 from KNES
VA ADVISORY
DTG: 20260413/2235Z
VAAC: WASHINGTON
VOLCANO: SANGAY 352090
PSN: S0200 W07820
AREA: ECUADOR
SOURCE ELEV: 17342 FT AMSL
ADVISORY NR: 2026/406
INFO SOURCE: GOES-19. VONA. NWP MODELS.
ERUPTION DETAILS:
OBS VA DTG: 13/2210Z
OBS VA CLD: SFC/FL250 S0155 W07841 – S0200 W07820
– S0201 W07820 – S0201 W07841 – S0155 W07841 MOV
W 10KT
FCST VA CLD +6HR: 14/0400Z SFC/FL250 S0153 W07849
– S0200 W07820 – S0201 W07821 – S0201 W07849 –
S0153 W07849
FCST VA CLD +12HR: 14/1000Z SFC/FL250 S0144
W07839 – S0159 W07820 – S0201 W07820 – S0150
W07842 – S0144 W07839
FCST VA CLD +18HR: 14/1600Z SFC/FL250 S0144
W07838 – S0159 W07820 – S0200 W07821 – S0150
W07841 – S0144 W07838
RMK: VA UPDATED FOR VONA FL. VA DETECTED ON STLT
MOVG W OF SUMMIT. HOTSPOT ON SWIR. MDL WINDS AT
FL FCST TO VEER BY T+12 HR BECMG MORE FM THE ESE.
…KONON
NXT ADVISORY: WILL BE ISSUED BY 20260414/0430Z
